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Name	Size	Permission
__pycache__	[ DIR ]	drwxrwxrwx
audiodata	[ DIR ]	drwxrwxrwx
capath	[ DIR ]	drwxrwxrwx
cjkencodings	[ DIR ]	drwxrwxrwx
crashers	[ DIR ]	drwxrwxrwx
data	[ DIR ]	drwxrwxrwx
decimaltestdata	[ DIR ]	drwxrwxrwx
dtracedata	[ DIR ]	drwxrwxrwx
encoded_modules	[ DIR ]	drwxrwxrwx
imghdrdata	[ DIR ]	drwxrwxrwx
leakers	[ DIR ]	drwxrwxrwx
libregrtest	[ DIR ]	drwxrwxrwx
sndhdrdata	[ DIR ]	drwxrwxrwx
subprocessdata	[ DIR ]	drwxrwxrwx
support	[ DIR ]	drwxrwxrwx
test_asyncio	[ DIR ]	drwxrwxrwx
test_email	[ DIR ]	drwxrwxrwx
test_import	[ DIR ]	drwxrwxrwx
test_importlib	[ DIR ]	drwxrwxrwx
test_json	[ DIR ]	drwxrwxrwx
test_peg_generator	[ DIR ]	drwxrwxrwx
test_tools	[ DIR ]	drwxrwxrwx
test_warnings	[ DIR ]	drwxrwxrwx
test_zoneinfo	[ DIR ]	drwxrwxrwx
tracedmodules	[ DIR ]	drwxrwxrwx
xmltestdata	[ DIR ]	drwxrwxrwx
ziptestdata	[ DIR ]	drwxrwxrwx
Sine-1000Hz-300ms.aif	60.25 KB	-rw-rw-rw-
__init__.py	48 B	-rw-rw-rw-
__main__.py	43 B	-rw-rw-rw-
_test_atexit.py	3.75 KB	-rw-rw-rw-
_test_eintr.py	18.17 KB	-rw-rw-rw-
_test_embed_set_config.py	8.81 KB	-rw-rw-rw-
_test_multiprocessing.py	199.1 KB	-rw-rw-rw-
_typed_dict_helper.py	512 B	-rw-rw-rw-
allsans.pem	10.03 KB	-rw-rw-rw-
ann_module.py	1.15 KB	-rw-rw-rw-
ann_module2.py	555 B	-rw-rw-rw-
ann_module3.py	466 B	-rw-rw-rw-
ann_module4.py	86 B	-rw-rw-rw-
ann_module5.py	212 B	-rw-rw-rw-
ann_module6.py	145 B	-rw-rw-rw-
ann_module7.py	306 B	-rw-rw-rw-
audiotest.au	27.48 KB	-rw-rw-rw-
audiotests.py	12.46 KB	-rw-rw-rw-
audit-tests.py	11.09 KB	-rw-rw-rw-
autotest.py	214 B	-rw-rw-rw-
bad_coding.py	25 B	-rw-rw-rw-
bad_coding2.py	32 B	-rw-rw-rw-
bad_getattr.py	65 B	-rw-rw-rw-
bad_getattr2.py	84 B	-rw-rw-rw-
bad_getattr3.py	144 B	-rw-rw-rw-
badcert.pem	1.92 KB	-rw-rw-rw-
badkey.pem	2.15 KB	-rw-rw-rw-
badsyntax_3131.py	34 B	-rw-rw-rw-
badsyntax_future10.py	98 B	-rw-rw-rw-
badsyntax_future3.py	182 B	-rw-rw-rw-
badsyntax_future4.py	163 B	-rw-rw-rw-
badsyntax_future5.py	196 B	-rw-rw-rw-
badsyntax_future6.py	171 B	-rw-rw-rw-
badsyntax_future7.py	207 B	-rw-rw-rw-
badsyntax_future8.py	132 B	-rw-rw-rw-
badsyntax_future9.py	152 B	-rw-rw-rw-
badsyntax_pep3120.py	15 B	-rw-rw-rw-
bisect_cmd.py	5.39 KB	-rw-rw-rw-
cfgparser.1	70 B	-rw-rw-rw-
cfgparser.2	19.54 KB	-rw-rw-rw-
cfgparser.3	1.62 KB	-rw-rw-rw-
clinic.test	97.34 KB	-rw-rw-rw-
cmath_testcases.txt	143.5 KB	-rw-rw-rw-
coding20731.py	22 B	-rw-rw-rw-
curses_tests.py	1.26 KB	-rw-rw-rw-
dataclass_module_1.py	869 B	-rw-rw-rw-
dataclass_module_1_str.py	867 B	-rw-rw-rw-
dataclass_module_2.py	788 B	-rw-rw-rw-
dataclass_module_2_str.py	786 B	-rw-rw-rw-
dataclass_textanno.py	138 B	-rw-rw-rw-
datetimetester.py	251.38 KB	-rw-rw-rw-
dis_module.py	81 B	-rw-rw-rw-
doctest_aliases.py	253 B	-rw-rw-rw-
doctest_lineno.py	964 B	-rw-rw-rw-
double_const.py	1.21 KB	-rw-rw-rw-
empty.vbs	70 B	-rw-rw-rw-
exception_hierarchy.txt	1.87 KB	-rw-rw-rw-
ffdh3072.pem	2.2 KB	-rw-rw-rw-
final_a.py	430 B	-rw-rw-rw-
final_b.py	430 B	-rw-rw-rw-
floating_points.txt	16.92 KB	-rw-rw-rw-
fork_wait.py	2.31 KB	-rw-rw-rw-
formatfloat_testcases.txt	7.8 KB	-rw-rw-rw-
future_test1.py	240 B	-rw-rw-rw-
future_test2.py	159 B	-rw-rw-rw-
gdb_sample.py	165 B	-rw-rw-rw-
good_getattr.py	209 B	-rw-rw-rw-
idnsans.pem	9.88 KB	-rw-rw-rw-
ieee754.txt	3.39 KB	-rw-rw-rw-
imp_dummy.py	66 B	-rw-rw-rw-
inspect_fodder.py	1.99 KB	-rw-rw-rw-
inspect_fodder2.py	3.64 KB	-rw-rw-rw-
inspect_stock_annotations.py	537 B	-rw-rw-rw-
inspect_stringized_annotations...	646 B	-rw-rw-rw-
inspect_stringized_annotations...	63 B	-rw-rw-rw-
keycert.passwd.pem	4.19 KB	-rw-rw-rw-
keycert.pem	4.03 KB	-rw-rw-rw-
keycert2.pem	4.05 KB	-rw-rw-rw-
keycert3.pem	9.39 KB	-rw-rw-rw-
keycert4.pem	9.4 KB	-rw-rw-rw-
keycertecc.pem	5.61 KB	-rw-rw-rw-
list_tests.py	17.2 KB	-rw-rw-rw-
lock_tests.py	31.14 KB	-rw-rw-rw-
mailcap.txt	1.28 KB	-rw-rw-rw-
make_ssl_certs.py	9.55 KB	-rw-rw-rw-
mapping_tests.py	22.49 KB	-rw-rw-rw-
math_testcases.txt	23.8 KB	-rw-rw-rw-
memory_watchdog.py	887 B	-rw-rw-rw-
mime.types	48.78 KB	-rw-rw-rw-
mock_socket.py	3.86 KB	-rw-rw-rw-
mod_generics_cache.py	1.18 KB	-rw-rw-rw-
mp_fork_bomb.py	466 B	-rw-rw-rw-
mp_preload.py	369 B	-rw-rw-rw-
multibytecodec_support.py	14.56 KB	-rw-rw-rw-
nokia.pem	1.91 KB	-rw-rw-rw-
nosan.pem	7.67 KB	-rw-rw-rw-
nullbytecert.pem	5.4 KB	-rw-rw-rw-
nullcert.pem	0 B	-rw-rw-rw-
pickletester.py	142.98 KB	-rw-rw-rw-
profilee.py	3.08 KB	-rw-rw-rw-
pstats.pck	65.05 KB	-rw-rw-rw-
pycacert.pem	5.63 KB	-rw-rw-rw-
pycakey.pem	2.46 KB	-rw-rw-rw-
pyclbr_input.py	681 B	-rw-rw-rw-
pydoc_mod.py	1010 B	-rw-rw-rw-
pydocfodder.py	6.39 KB	-rw-rw-rw-
pythoninfo.py	24.41 KB	-rw-rw-rw-
randv2_32.pck	7.34 KB	-rw-rw-rw-
randv2_64.pck	7.19 KB	-rw-rw-rw-
randv3.pck	7.82 KB	-rw-rw-rw-
re_tests.py	26.48 KB	-rw-rw-rw-
recursion.tar	516 B	-rw-rw-rw-
regrtest.py	1.31 KB	-rw-rw-rw-
relimport.py	28 B	-rw-rw-rw-
reperf.py	561 B	-rw-rw-rw-
revocation.crl	814 B	-rw-rw-rw-
sample_doctest.py	1.09 KB	-rw-rw-rw-
sample_doctest_no_docstrings.p...	239 B	-rw-rw-rw-
sample_doctest_no_doctests.py	284 B	-rw-rw-rw-
secp384r1.pem	263 B	-rw-rw-rw-
selfsigned_pythontestdotnet.pe...	2.11 KB	-rw-rw-rw-
seq_tests.py	15.29 KB	-rw-rw-rw-
sgml_input.html	8.31 KB	-rw-rw-rw-
signalinterproctester.py	2.82 KB	-rw-rw-rw-
sortperf.py	4.86 KB	-rw-rw-rw-
ssl_cert.pem	1.56 KB	-rw-rw-rw-
ssl_key.passwd.pem	2.63 KB	-rw-rw-rw-
ssl_key.pem	2.47 KB	-rw-rw-rw-
ssl_servers.py	7.31 KB	-rw-rw-rw-
ssltests.py	1.06 KB	-rw-rw-rw-
string_tests.py	69.47 KB	-rw-rw-rw-
talos-2019-0758.pem	1.32 KB	-rw-rw-rw-
test___all__.py	4.66 KB	-rw-rw-rw-
test___future__.py	2.42 KB	-rw-rw-rw-
test__locale.py	8.02 KB	-rw-rw-rw-
test__opcode.py	3.11 KB	-rw-rw-rw-
test__osx_support.py	13.96 KB	-rw-rw-rw-
test__xxsubinterpreters.py	81.21 KB	-rw-rw-rw-
test_abc.py	23.85 KB	-rw-rw-rw-
test_abstract_numbers.py	1.54 KB	-rw-rw-rw-
test_aifc.py	18.2 KB	-rw-rw-rw-
test_argparse.py	185.85 KB	-rw-rw-rw-
test_array.py	56.79 KB	-rw-rw-rw-
test_asdl_parser.py	4.57 KB	-rw-rw-rw-
test_ast.py	107.34 KB	-rw-rw-rw-
test_asyncgen.py	48.43 KB	-rw-rw-rw-
test_asynchat.py	9.68 KB	-rw-rw-rw-
test_asyncore.py	26.95 KB	-rw-rw-rw-
test_atexit.py	3.25 KB	-rw-rw-rw-
test_audioop.py	28.79 KB	-rw-rw-rw-
test_audit.py	5.56 KB	-rw-rw-rw-
test_augassign.py	8 KB	-rw-rw-rw-
test_base64.py	35.28 KB	-rw-rw-rw-
test_baseexception.py	7.05 KB	-rw-rw-rw-
test_bdb.py	44.64 KB	-rw-rw-rw-
test_bigaddrspace.py	2.93 KB	-rw-rw-rw-
test_bigmem.py	46.01 KB	-rw-rw-rw-
test_binascii.py	19.72 KB	-rw-rw-rw-
test_binhex.py	2.17 KB	-rw-rw-rw-
test_binop.py	14.57 KB	-rw-rw-rw-
test_bisect.py	16.09 KB	-rw-rw-rw-
test_bool.py	12.89 KB	-rw-rw-rw-
test_buffer.py	164.64 KB	-rw-rw-rw-
test_bufio.py	2.65 KB	-rw-rw-rw-
test_builtin.py	87.93 KB	-rw-rw-rw-
test_bytes.py	78.01 KB	-rw-rw-rw-
test_bz2.py	38.22 KB	-rw-rw-rw-
test_c_locale_coercion.py	19.35 KB	-rw-rw-rw-
test_calendar.py	51.76 KB	-rw-rw-rw-
test_call.py	26.95 KB	-rw-rw-rw-
test_capi.py	41.78 KB	-rw-rw-rw-
test_cgi.py	22.89 KB	-rw-rw-rw-
test_cgitb.py	2.61 KB	-rw-rw-rw-
test_charmapcodec.py	1.83 KB	-rw-rw-rw-
test_check_c_globals.py	773 B	-rw-rw-rw-
test_class.py	18.07 KB	-rw-rw-rw-
test_clinic.py	22.35 KB	-rw-rw-rw-
test_cmath.py	24.71 KB	-rw-rw-rw-
test_cmd.py	6.34 KB	-rw-rw-rw-
test_cmd_line.py	36.79 KB	-rw-rw-rw-
test_cmd_line_script.py	33.44 KB	-rw-rw-rw-
test_code.py	13.11 KB	-rw-rw-rw-
test_code_module.py	5.69 KB	-rw-rw-rw-
test_codeccallbacks.py	48.64 KB	-rw-rw-rw-
test_codecencodings_cn.py	3.95 KB	-rw-rw-rw-
test_codecencodings_hk.py	723 B	-rw-rw-rw-
test_codecencodings_iso2022.py	1.4 KB	-rw-rw-rw-
test_codecencodings_jp.py	4.92 KB	-rw-rw-rw-
test_codecencodings_kr.py	3.02 KB	-rw-rw-rw-
test_codecencodings_tw.py	703 B	-rw-rw-rw-
test_codecmaps_cn.py	772 B	-rw-rw-rw-
test_codecmaps_hk.py	401 B	-rw-rw-rw-
test_codecmaps_jp.py	1.76 KB	-rw-rw-rw-
test_codecmaps_kr.py	1.2 KB	-rw-rw-rw-
test_codecmaps_tw.py	732 B	-rw-rw-rw-
test_codecs.py	136.49 KB	-rw-rw-rw-
test_codeop.py	8.65 KB	-rw-rw-rw-
test_collections.py	94.1 KB	-rw-rw-rw-
test_colorsys.py	3.93 KB	-rw-rw-rw-
test_compare.py	3.85 KB	-rw-rw-rw-
test_compile.py	45.9 KB	-rw-rw-rw-
test_compileall.py	47.1 KB	-rw-rw-rw-
test_complex.py	33.54 KB	-rw-rw-rw-
test_concurrent_futures.py	57.2 KB	-rw-rw-rw-
test_configparser.py	87.49 KB	-rw-rw-rw-
test_contains.py	3.46 KB	-rw-rw-rw-
test_context.py	31.7 KB	-rw-rw-rw-
test_contextlib.py	36.33 KB	-rw-rw-rw-
test_contextlib_async.py	19.36 KB	-rw-rw-rw-
test_copy.py	27.28 KB	-rw-rw-rw-
test_copyreg.py	4.52 KB	-rw-rw-rw-
test_coroutines.py	65.27 KB	-rw-rw-rw-
test_cprofile.py	6.45 KB	-rw-rw-rw-
test_crashers.py	1.21 KB	-rw-rw-rw-
test_crypt.py	4.25 KB	-rw-rw-rw-
test_csv.py	52.95 KB	-rw-rw-rw-
test_ctypes.py	209 B	-rw-rw-rw-
test_curses.py	47.87 KB	-rw-rw-rw-
test_dataclasses.py	129.65 KB	-rw-rw-rw-
test_datetime.py	2.37 KB	-rw-rw-rw-
test_dbm.py	6.3 KB	-rw-rw-rw-
test_dbm_dumb.py	10.97 KB	-rw-rw-rw-
test_dbm_gnu.py	6.68 KB	-rw-rw-rw-
test_dbm_ndbm.py	5.24 KB	-rw-rw-rw-
test_decimal.py	214.93 KB	-rw-rw-rw-
test_decorators.py	14.87 KB	-rw-rw-rw-
test_defaultdict.py	6.31 KB	-rw-rw-rw-
test_deque.py	34.67 KB	-rw-rw-rw-
test_descr.py	198.27 KB	-rw-rw-rw-
test_descrtut.py	12.03 KB	-rw-rw-rw-
test_devpoll.py	4.58 KB	-rw-rw-rw-
test_dict.py	52.3 KB	-rw-rw-rw-
test_dict_version.py	6.28 KB	-rw-rw-rw-
test_dictcomps.py	5.28 KB	-rw-rw-rw-
test_dictviews.py	13.81 KB	-rw-rw-rw-
test_difflib.py	22.02 KB	-rw-rw-rw-
test_difflib_expect.html	101.36 KB	-rw-rw-rw-
test_dis.py	57.74 KB	-rw-rw-rw-
test_distutils.py	615 B	-rw-rw-rw-
test_doctest.py	104.21 KB	-rw-rw-rw-
test_doctest.txt	317 B	-rw-rw-rw-
test_doctest2.py	2.48 KB	-rw-rw-rw-
test_doctest2.txt	406 B	-rw-rw-rw-
test_doctest3.txt	87 B	-rw-rw-rw-
test_doctest4.txt	255 B	-rw-rw-rw-
test_docxmlrpc.py	8.88 KB	-rw-rw-rw-
test_dtrace.py	5.31 KB	-rw-rw-rw-
test_dynamic.py	4.43 KB	-rw-rw-rw-
test_dynamicclassattribute.py	9.86 KB	-rw-rw-rw-
test_eintr.py	604 B	-rw-rw-rw-
test_embed.py	57.38 KB	-rw-rw-rw-
test_ensurepip.py	12.55 KB	-rw-rw-rw-
test_enum.py	124.47 KB	-rw-rw-rw-
test_enumerate.py	8.74 KB	-rw-rw-rw-
test_eof.py	3.1 KB	-rw-rw-rw-
test_epoll.py	9.39 KB	-rw-rw-rw-
test_errno.py	1.08 KB	-rw-rw-rw-
test_exception_hierarchy.py	7.63 KB	-rw-rw-rw-
test_exception_variations.py	4.03 KB	-rw-rw-rw-
test_exceptions.py	93.28 KB	-rw-rw-rw-
test_extcall.py	14.57 KB	-rw-rw-rw-
test_faulthandler.py	30.98 KB	-rw-rw-rw-
test_fcntl.py	7.64 KB	-rw-rw-rw-
test_file.py	12.12 KB	-rw-rw-rw-
test_file_eintr.py	10.86 KB	-rw-rw-rw-
test_filecmp.py	10.57 KB	-rw-rw-rw-
test_fileinput.py	40.5 KB	-rw-rw-rw-
test_fileio.py	20.53 KB	-rw-rw-rw-
test_finalization.py	15.18 KB	-rw-rw-rw-
test_float.py	67.75 KB	-rw-rw-rw-
test_flufl.py	1.59 KB	-rw-rw-rw-
test_fnmatch.py	11.38 KB	-rw-rw-rw-
test_fork1.py	3.34 KB	-rw-rw-rw-
test_format.py	24.42 KB	-rw-rw-rw-
test_fractions.py	30.41 KB	-rw-rw-rw-
test_frame.py	6.44 KB	-rw-rw-rw-
test_frozen.py	972 B	-rw-rw-rw-
test_fstring.py	53.85 KB	-rw-rw-rw-
test_ftplib.py	43.12 KB	-rw-rw-rw-
test_funcattrs.py	15.29 KB	-rw-rw-rw-
test_functools.py	105.51 KB	-rw-rw-rw-
test_future.py	15.27 KB	-rw-rw-rw-
test_future3.py	516 B	-rw-rw-rw-
test_future4.py	233 B	-rw-rw-rw-
test_future5.py	531 B	-rw-rw-rw-
test_gc.py	47.3 KB	-rw-rw-rw-
test_gdb.py	42.7 KB	-rw-rw-rw-
test_generator_stop.py	977 B	-rw-rw-rw-
test_generators.py	66.11 KB	-rw-rw-rw-
test_genericalias.py	13.1 KB	-rw-rw-rw-
test_genericclass.py	9.56 KB	-rw-rw-rw-
test_genericpath.py	22.4 KB	-rw-rw-rw-
test_genexps.py	7.92 KB	-rw-rw-rw-
test_getargs2.py	55.19 KB	-rw-rw-rw-
test_getopt.py	6.96 KB	-rw-rw-rw-
test_getpass.py	6.45 KB	-rw-rw-rw-
test_gettext.py	42.36 KB	-rw-rw-rw-
test_glob.py	15.72 KB	-rw-rw-rw-
test_global.py	1.44 KB	-rw-rw-rw-
test_grammar.py	64.47 KB	-rw-rw-rw-
test_graphlib.py	8.59 KB	-rw-rw-rw-
test_grp.py	3.65 KB	-rw-rw-rw-
test_gzip.py	31.45 KB	-rw-rw-rw-
test_hash.py	11.79 KB	-rw-rw-rw-
test_hashlib.py	45.59 KB	-rw-rw-rw-
test_heapq.py	16.91 KB	-rw-rw-rw-
test_hmac.py	26.05 KB	-rw-rw-rw-
test_html.py	4.33 KB	-rw-rw-rw-
test_htmlparser.py	33.7 KB	-rw-rw-rw-
test_http_cookiejar.py	80.28 KB	-rw-rw-rw-
test_http_cookies.py	19.18 KB	-rw-rw-rw-
test_httplib.py	81.2 KB	-rw-rw-rw-
test_httpservers.py	54.65 KB	-rw-rw-rw-
test_idle.py	1.02 KB	-rw-rw-rw-
test_imaplib.py	43.19 KB	-rw-rw-rw-
test_imghdr.py	4.83 KB	-rw-rw-rw-
test_imp.py	18.38 KB	-rw-rw-rw-
test_index.py	8.64 KB	-rw-rw-rw-
test_inspect.py	175.5 KB	-rw-rw-rw-
test_int.py	21.27 KB	-rw-rw-rw-
test_int_literal.py	7.03 KB	-rw-rw-rw-
test_interpreters.py	23.21 KB	-rw-rw-rw-
test_io.py	175.17 KB	-rw-rw-rw-
test_ioctl.py	3.33 KB	-rw-rw-rw-
test_ipaddress.py	119.32 KB	-rw-rw-rw-
test_isinstance.py	13.31 KB	-rw-rw-rw-
test_iter.py	33.93 KB	-rw-rw-rw-
test_iterlen.py	7.32 KB	-rw-rw-rw-
test_itertools.py	108.41 KB	-rw-rw-rw-
test_keyword.py	1.27 KB	-rw-rw-rw-
test_keywordonlyarg.py	7.07 KB	-rw-rw-rw-
test_kqueue.py	9.01 KB	-rw-rw-rw-
test_largefile.py	10.26 KB	-rw-rw-rw-
test_lib2to3.py	327 B	-rw-rw-rw-
test_linecache.py	9.92 KB	-rw-rw-rw-
test_list.py	7.76 KB	-rw-rw-rw-
test_listcomps.py	4.33 KB	-rw-rw-rw-
test_lltrace.py	3.22 KB	-rw-rw-rw-
test_locale.py	25.29 KB	-rw-rw-rw-
test_logging.py	200.75 KB	-rw-rw-rw-
test_long.py	55.19 KB	-rw-rw-rw-
test_longexp.py	243 B	-rw-rw-rw-
test_lzma.py	90.07 KB	-rw-rw-rw-
test_mailbox.py	94.04 KB	-rw-rw-rw-
test_mailcap.py	10.25 KB	-rw-rw-rw-
test_marshal.py	21.04 KB	-rw-rw-rw-
test_math.py	92.69 KB	-rw-rw-rw-
test_memoryio.py	32.33 KB	-rw-rw-rw-
test_memoryview.py	22.01 KB	-rw-rw-rw-
test_metaclass.py	6.47 KB	-rw-rw-rw-
test_mimetypes.py	14.17 KB	-rw-rw-rw-
test_minidom.py	69.82 KB	-rw-rw-rw-
test_mmap.py	31.71 KB	-rw-rw-rw-
test_module.py	12.71 KB	-rw-rw-rw-
test_modulefinder.py	12.63 KB	-rw-rw-rw-
test_msilib.py	5.57 KB	-rw-rw-rw-
test_multibytecodec.py	16.15 KB	-rw-rw-rw-
test_multiprocessing_fork.py	496 B	-rw-rw-rw-
test_multiprocessing_forkserve...	408 B	-rw-rw-rw-
test_multiprocessing_main_hand...	11.86 KB	-rw-rw-rw-
test_multiprocessing_spawn.py	289 B	-rw-rw-rw-
test_named_expressions.py	21.21 KB	-rw-rw-rw-
test_netrc.py	6.17 KB	-rw-rw-rw-
test_nis.py	1.21 KB	-rw-rw-rw-
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Code Editor : test_dis.py

# Minimal tests for dis module

from test.support import captured_stdout
from test.support.bytecode_helper import BytecodeTestCase
import unittest
import sys
import dis
import io
import re
import types
import contextlib

def get_tb():
    def _error():
        try:
            1 / 0
        except Exception as e:
            tb = e.__traceback__
        return tb

tb = _error()
    while tb.tb_next:
        tb = tb.tb_next
    return tb

TRACEBACK_CODE = get_tb().tb_frame.f_code

class _C:
    def __init__(self, x):
        self.x = x == 1

@staticmethod
    def sm(x):
        x = x == 1

@classmethod
    def cm(cls, x):
        cls.x = x == 1

dis_c_instance_method = """\
%3d           0 LOAD_FAST                1 (x)
              2 LOAD_CONST               1 (1)
              4 COMPARE_OP               2 (==)
              6 LOAD_FAST                0 (self)
              8 STORE_ATTR               0 (x)
             10 LOAD_CONST               0 (None)
             12 RETURN_VALUE
""" % (_C.__init__.__code__.co_firstlineno + 1,)

dis_c_instance_method_bytes = """\
          0 LOAD_FAST                1 (1)
          2 LOAD_CONST               1 (1)
          4 COMPARE_OP               2 (==)
          6 LOAD_FAST                0 (0)
          8 STORE_ATTR               0 (0)
         10 LOAD_CONST               0 (0)
         12 RETURN_VALUE
"""

dis_c_class_method = """\
%3d           0 LOAD_FAST                1 (x)
              2 LOAD_CONST               1 (1)
              4 COMPARE_OP               2 (==)
              6 LOAD_FAST                0 (cls)
              8 STORE_ATTR               0 (x)
             10 LOAD_CONST               0 (None)
             12 RETURN_VALUE
""" % (_C.cm.__code__.co_firstlineno + 2,)

dis_c_static_method = """\
%3d           0 LOAD_FAST                0 (x)
              2 LOAD_CONST               1 (1)
              4 COMPARE_OP               2 (==)
              6 STORE_FAST               0 (x)
              8 LOAD_CONST               0 (None)
             10 RETURN_VALUE
""" % (_C.sm.__code__.co_firstlineno + 2,)

# Class disassembling info has an extra newline at end.
dis_c = """\
Disassembly of %s:
%s
Disassembly of %s:
%s
Disassembly of %s:
%s
""" % (_C.__init__.__name__, dis_c_instance_method,
       _C.cm.__name__, dis_c_class_method,
       _C.sm.__name__, dis_c_static_method)

def _f(a):
    print(a)
    return 1

dis_f = """\
%3d           0 LOAD_GLOBAL              0 (print)
              2 LOAD_FAST                0 (a)
              4 CALL_FUNCTION            1
              6 POP_TOP

%3d           8 LOAD_CONST               1 (1)
             10 RETURN_VALUE
""" % (_f.__code__.co_firstlineno + 1,
       _f.__code__.co_firstlineno + 2)

dis_f_co_code = """\
          0 LOAD_GLOBAL              0 (0)
          2 LOAD_FAST                0 (0)
          4 CALL_FUNCTION            1
          6 POP_TOP
          8 LOAD_CONST               1 (1)
         10 RETURN_VALUE
"""

def bug708901():
    for res in range(1,
                     10):
        pass

dis_bug708901 = """\
%3d           0 LOAD_GLOBAL              0 (range)
              2 LOAD_CONST               1 (1)

%3d           4 LOAD_CONST               2 (10)

%3d           6 CALL_FUNCTION            2
              8 GET_ITER
        >>   10 FOR_ITER                 2 (to 16)
             12 STORE_FAST               0 (res)

%3d          14 JUMP_ABSOLUTE            5 (to 10)

%3d     >>   16 LOAD_CONST               0 (None)
             18 RETURN_VALUE
""" % (bug708901.__code__.co_firstlineno + 1,
       bug708901.__code__.co_firstlineno + 2,
       bug708901.__code__.co_firstlineno + 1,
       bug708901.__code__.co_firstlineno + 3,
       bug708901.__code__.co_firstlineno + 1)

def bug1333982(x=[]):
    assert 0, ([s for s in x] +
              1)
    pass

dis_bug1333982 = """\
%3d           0 LOAD_ASSERTION_ERROR
              2 LOAD_CONST               2 (<code object <listcomp> at 0x..., file "%s", line %d>)
              4 LOAD_CONST               3 ('bug1333982.<locals>.<listcomp>')
              6 MAKE_FUNCTION            0
              8 LOAD_FAST                0 (x)
             10 GET_ITER
             12 CALL_FUNCTION            1

%3d          14 LOAD_CONST               4 (1)

%3d          16 BINARY_ADD
             18 CALL_FUNCTION            1
             20 RAISE_VARARGS            1
""" % (bug1333982.__code__.co_firstlineno + 1,
       __file__,
       bug1333982.__code__.co_firstlineno + 1,
       bug1333982.__code__.co_firstlineno + 2,
       bug1333982.__code__.co_firstlineno + 1)

def bug42562():
    pass

# Set line number for 'pass' to None
bug42562.__code__ = bug42562.__code__.replace(co_linetable=b'\x04\x80')

dis_bug42562 = """\
          0 LOAD_CONST               0 (None)
          2 RETURN_VALUE
"""

# Extended arg followed by NOP
code_bug_45757 = bytes([
        0x90, 0x01,  # EXTENDED_ARG 0x01
        0x09, 0xFF,  # NOP 0xFF
        0x90, 0x01,  # EXTENDED_ARG 0x01
        0x64, 0x29,  # LOAD_CONST 0x29
        0x53, 0x00,  # RETURN_VALUE 0x00
    ])

dis_bug_45757 = """\
          0 EXTENDED_ARG             1
          2 NOP
          4 EXTENDED_ARG             1
          6 LOAD_CONST             297 (297)
          8 RETURN_VALUE
"""

_BIG_LINENO_FORMAT = """\
%3d           0 LOAD_GLOBAL              0 (spam)
              2 POP_TOP
              4 LOAD_CONST               0 (None)
              6 RETURN_VALUE
"""

_BIG_LINENO_FORMAT2 = """\
%4d           0 LOAD_GLOBAL              0 (spam)
               2 POP_TOP
               4 LOAD_CONST               0 (None)
               6 RETURN_VALUE
"""

dis_module_expected_results = """\
Disassembly of f:
  4           0 LOAD_CONST               0 (None)
              2 RETURN_VALUE

Disassembly of g:
  5           0 LOAD_CONST               0 (None)
              2 RETURN_VALUE

"""

expr_str = "x + 1"

dis_expr_str = """\
  1           0 LOAD_NAME                0 (x)
              2 LOAD_CONST               0 (1)
              4 BINARY_ADD
              6 RETURN_VALUE
"""

simple_stmt_str = "x = x + 1"

dis_simple_stmt_str = """\
  1           0 LOAD_NAME                0 (x)
              2 LOAD_CONST               0 (1)
              4 BINARY_ADD
              6 STORE_NAME               0 (x)
              8 LOAD_CONST               1 (None)
             10 RETURN_VALUE
"""

annot_stmt_str = """\

x: int = 1
y: fun(1)
lst[fun(0)]: int = 1
"""
# leading newline is for a reason (tests lineno)

dis_annot_stmt_str = """\
  2           0 SETUP_ANNOTATIONS
              2 LOAD_CONST               0 (1)
              4 STORE_NAME               0 (x)
              6 LOAD_NAME                1 (int)
              8 LOAD_NAME                2 (__annotations__)
             10 LOAD_CONST               1 ('x')
             12 STORE_SUBSCR

3          14 LOAD_NAME                3 (fun)
             16 LOAD_CONST               0 (1)
             18 CALL_FUNCTION            1
             20 LOAD_NAME                2 (__annotations__)
             22 LOAD_CONST               2 ('y')
             24 STORE_SUBSCR

4          26 LOAD_CONST               0 (1)
             28 LOAD_NAME                4 (lst)
             30 LOAD_NAME                3 (fun)
             32 LOAD_CONST               3 (0)
             34 CALL_FUNCTION            1
             36 STORE_SUBSCR
             38 LOAD_NAME                1 (int)
             40 POP_TOP
             42 LOAD_CONST               4 (None)
             44 RETURN_VALUE
"""

compound_stmt_str = """\
x = 0
while 1:
    x += 1"""
# Trailing newline has been deliberately omitted

dis_compound_stmt_str = """\
  1           0 LOAD_CONST               0 (0)
              2 STORE_NAME               0 (x)

2           4 NOP

3     >>    6 LOAD_NAME                0 (x)
              8 LOAD_CONST               1 (1)
             10 INPLACE_ADD
             12 STORE_NAME               0 (x)

2          14 JUMP_ABSOLUTE            3 (to 6)
"""

dis_traceback = """\
%3d           0 SETUP_FINALLY            7 (to 16)

%3d           2 LOAD_CONST               1 (1)
              4 LOAD_CONST               2 (0)
    -->       6 BINARY_TRUE_DIVIDE
              8 POP_TOP
             10 POP_BLOCK

%3d          12 LOAD_FAST                1 (tb)
             14 RETURN_VALUE

%3d     >>   16 DUP_TOP
             18 LOAD_GLOBAL              0 (Exception)
             20 JUMP_IF_NOT_EXC_MATCH    29 (to 58)
             22 POP_TOP
             24 STORE_FAST               0 (e)
             26 POP_TOP
             28 SETUP_FINALLY           10 (to 50)

%3d          30 LOAD_FAST                0 (e)
             32 LOAD_ATTR                1 (__traceback__)
             34 STORE_FAST               1 (tb)
             36 POP_BLOCK
             38 POP_EXCEPT
             40 LOAD_CONST               0 (None)
             42 STORE_FAST               0 (e)
             44 DELETE_FAST              0 (e)

%3d          46 LOAD_FAST                1 (tb)
             48 RETURN_VALUE
        >>   50 LOAD_CONST               0 (None)
             52 STORE_FAST               0 (e)
             54 DELETE_FAST              0 (e)
             56 RERAISE                  1

%3d     >>   58 RERAISE                  0
""" % (TRACEBACK_CODE.co_firstlineno + 1,
       TRACEBACK_CODE.co_firstlineno + 2,
       TRACEBACK_CODE.co_firstlineno + 5,
       TRACEBACK_CODE.co_firstlineno + 3,
       TRACEBACK_CODE.co_firstlineno + 4,
       TRACEBACK_CODE.co_firstlineno + 5,
       TRACEBACK_CODE.co_firstlineno + 3)

def _fstring(a, b, c, d):
    return f'{a} {b:4} {c!r} {d!r:4}'

dis_fstring = """\
%3d           0 LOAD_FAST                0 (a)
              2 FORMAT_VALUE             0
              4 LOAD_CONST               1 (' ')
              6 LOAD_FAST                1 (b)
              8 LOAD_CONST               2 ('4')
             10 FORMAT_VALUE             4 (with format)
             12 LOAD_CONST               1 (' ')
             14 LOAD_FAST                2 (c)
             16 FORMAT_VALUE             2 (repr)
             18 LOAD_CONST               1 (' ')
             20 LOAD_FAST                3 (d)
             22 LOAD_CONST               2 ('4')
             24 FORMAT_VALUE             6 (repr, with format)
             26 BUILD_STRING             7
             28 RETURN_VALUE
""" % (_fstring.__code__.co_firstlineno + 1,)

def _tryfinally(a, b):
    try:
        return a
    finally:
        b()

def _tryfinallyconst(b):
    try:
        return 1
    finally:
        b()

dis_tryfinally = """\
%3d           0 SETUP_FINALLY            6 (to 14)

%3d           2 LOAD_FAST                0 (a)
              4 POP_BLOCK

%3d           6 LOAD_FAST                1 (b)
              8 CALL_FUNCTION            0
             10 POP_TOP
             12 RETURN_VALUE
        >>   14 LOAD_FAST                1 (b)
             16 CALL_FUNCTION            0
             18 POP_TOP
             20 RERAISE                  0
""" % (_tryfinally.__code__.co_firstlineno + 1,
       _tryfinally.__code__.co_firstlineno + 2,
       _tryfinally.__code__.co_firstlineno + 4,
       )

dis_tryfinallyconst = """\
%3d           0 SETUP_FINALLY            6 (to 14)

%3d           2 POP_BLOCK

%3d           4 LOAD_FAST                0 (b)
              6 CALL_FUNCTION            0
              8 POP_TOP
             10 LOAD_CONST               1 (1)
             12 RETURN_VALUE
        >>   14 LOAD_FAST                0 (b)
             16 CALL_FUNCTION            0
             18 POP_TOP
             20 RERAISE                  0
""" % (_tryfinallyconst.__code__.co_firstlineno + 1,
       _tryfinallyconst.__code__.co_firstlineno + 2,
       _tryfinallyconst.__code__.co_firstlineno + 4,
       )

def _g(x):
    yield x

async def _ag(x):
    yield x

async def _co(x):
    async for item in _ag(x):
        pass

def _h(y):
    def foo(x):
        '''funcdoc'''
        return [x + z for z in y]
    return foo

dis_nested_0 = """\
%3d           0 LOAD_CLOSURE             0 (y)
              2 BUILD_TUPLE              1
              4 LOAD_CONST               1 (<code object foo at 0x..., file "%s", line %d>)
              6 LOAD_CONST               2 ('_h.<locals>.foo')
              8 MAKE_FUNCTION            8 (closure)
             10 STORE_FAST               1 (foo)

%3d          12 LOAD_FAST                1 (foo)
             14 RETURN_VALUE
""" % (_h.__code__.co_firstlineno + 1,
       __file__,
       _h.__code__.co_firstlineno + 1,
       _h.__code__.co_firstlineno + 4,
)

dis_nested_1 = """%s
Disassembly of <code object foo at 0x..., file "%s", line %d>:
%3d           0 LOAD_CLOSURE             0 (x)
              2 BUILD_TUPLE              1
              4 LOAD_CONST               1 (<code object <listcomp> at 0x..., file "%s", line %d>)
              6 LOAD_CONST               2 ('_h.<locals>.foo.<locals>.<listcomp>')
              8 MAKE_FUNCTION            8 (closure)
             10 LOAD_DEREF               1 (y)
             12 GET_ITER
             14 CALL_FUNCTION            1
             16 RETURN_VALUE
""" % (dis_nested_0,
       __file__,
       _h.__code__.co_firstlineno + 1,
       _h.__code__.co_firstlineno + 3,
       __file__,
       _h.__code__.co_firstlineno + 3,
)

dis_nested_2 = """%s
Disassembly of <code object <listcomp> at 0x..., file "%s", line %d>:
%3d           0 BUILD_LIST               0
              2 LOAD_FAST                0 (.0)
        >>    4 FOR_ITER                 6 (to 18)
              6 STORE_FAST               1 (z)
              8 LOAD_DEREF               0 (x)
             10 LOAD_FAST                1 (z)
             12 BINARY_ADD
             14 LIST_APPEND              2
             16 JUMP_ABSOLUTE            2 (to 4)
        >>   18 RETURN_VALUE
""" % (dis_nested_1,
       __file__,
       _h.__code__.co_firstlineno + 3,
       _h.__code__.co_firstlineno + 3,
)

class DisTests(unittest.TestCase):

maxDiff = None

def get_disassembly(self, func, lasti=-1, wrapper=True, **kwargs):
        # We want to test the default printing behaviour, not the file arg
        output = io.StringIO()
        with contextlib.redirect_stdout(output):
            if wrapper:
                dis.dis(func, **kwargs)
            else:
                dis.disassemble(func, lasti, **kwargs)
        return output.getvalue()

def get_disassemble_as_string(self, func, lasti=-1):
        return self.get_disassembly(func, lasti, False)

def strip_addresses(self, text):
        return re.sub(r'\b0x[0-9A-Fa-f]+\b', '0x...', text)

def do_disassembly_test(self, func, expected):
        got = self.get_disassembly(func, depth=0)
        if got != expected:
            got = self.strip_addresses(got)
        self.assertEqual(got, expected)

def test_opmap(self):
        self.assertEqual(dis.opmap["NOP"], 9)
        self.assertIn(dis.opmap["LOAD_CONST"], dis.hasconst)
        self.assertIn(dis.opmap["STORE_NAME"], dis.hasname)

def test_opname(self):
        self.assertEqual(dis.opname[dis.opmap["LOAD_FAST"]], "LOAD_FAST")

def test_boundaries(self):
        self.assertEqual(dis.opmap["EXTENDED_ARG"], dis.EXTENDED_ARG)
        self.assertEqual(dis.opmap["STORE_NAME"], dis.HAVE_ARGUMENT)

def test_widths(self):
        for opcode, opname in enumerate(dis.opname):
            if opname in ('BUILD_MAP_UNPACK_WITH_CALL',
                          'BUILD_TUPLE_UNPACK_WITH_CALL',
                          'JUMP_IF_NOT_EXC_MATCH'):
                continue
            with self.subTest(opname=opname):
                width = dis._OPNAME_WIDTH
                if opcode < dis.HAVE_ARGUMENT:
                    width += 1 + dis._OPARG_WIDTH
                self.assertLessEqual(len(opname), width)

def test_dis(self):
        self.do_disassembly_test(_f, dis_f)

def test_bug_708901(self):
        self.do_disassembly_test(bug708901, dis_bug708901)

def test_bug_1333982(self):
        # This one is checking bytecodes generated for an `assert` statement,
        # so fails if the tests are run with -O.  Skip this test then.
        if not __debug__:
            self.skipTest('need asserts, run without -O')

self.do_disassembly_test(bug1333982, dis_bug1333982)

def test_bug_42562(self):
        self.do_disassembly_test(bug42562, dis_bug42562)

def test_bug_45757(self):
        # Extended arg followed by NOP
        self.do_disassembly_test(code_bug_45757, dis_bug_45757)

def test_big_linenos(self):
        def func(count):
            namespace = {}
            func = "def foo():\n " + "".join(["\n "] * count + ["spam\n"])
            exec(func, namespace)
            return namespace['foo']

# Test all small ranges
        for i in range(1, 300):
            expected = _BIG_LINENO_FORMAT % (i + 2)
            self.do_disassembly_test(func(i), expected)

# Test some larger ranges too
        for i in range(300, 1000, 10):
            expected = _BIG_LINENO_FORMAT % (i + 2)
            self.do_disassembly_test(func(i), expected)

for i in range(1000, 5000, 10):
            expected = _BIG_LINENO_FORMAT2 % (i + 2)
            self.do_disassembly_test(func(i), expected)

from test import dis_module
        self.do_disassembly_test(dis_module, dis_module_expected_results)

def test_big_offsets(self):
        def func(count):
            namespace = {}
            func = "def foo(x):\n " + ";".join(["x = x + 1"] * count) + "\n return x"
            exec(func, namespace)
            return namespace['foo']

def expected(count, w):
            s = ['''\
           %*d LOAD_FAST                0 (x)
           %*d LOAD_CONST               1 (1)
           %*d BINARY_ADD
           %*d STORE_FAST               0 (x)
''' % (w, 8*i, w, 8*i + 2, w, 8*i + 4, w, 8*i + 6)
                 for i in range(count)]
            s += ['''\

3        %*d LOAD_FAST                0 (x)
           %*d RETURN_VALUE
''' % (w, 8*count, w, 8*count + 2)]
            s[0] = '  2' + s[0][3:]
            return ''.join(s)

for i in range(1, 5):
            self.do_disassembly_test(func(i), expected(i, 4))
        self.do_disassembly_test(func(1249), expected(1249, 4))
        self.do_disassembly_test(func(1250), expected(1250, 5))

def test_disassemble_str(self):
        self.do_disassembly_test(expr_str, dis_expr_str)
        self.do_disassembly_test(simple_stmt_str, dis_simple_stmt_str)
        self.do_disassembly_test(annot_stmt_str, dis_annot_stmt_str)
        self.do_disassembly_test(compound_stmt_str, dis_compound_stmt_str)

def test_disassemble_bytes(self):
        self.do_disassembly_test(_f.__code__.co_code, dis_f_co_code)

def test_disassemble_class(self):
        self.do_disassembly_test(_C, dis_c)

def test_disassemble_instance_method(self):
        self.do_disassembly_test(_C(1).__init__, dis_c_instance_method)

def test_disassemble_instance_method_bytes(self):
        method_bytecode = _C(1).__init__.__code__.co_code
        self.do_disassembly_test(method_bytecode, dis_c_instance_method_bytes)

def test_disassemble_static_method(self):
        self.do_disassembly_test(_C.sm, dis_c_static_method)

def test_disassemble_class_method(self):
        self.do_disassembly_test(_C.cm, dis_c_class_method)

def test_disassemble_generator(self):
        gen_func_disas = self.get_disassembly(_g)  # Generator function
        gen_disas = self.get_disassembly(_g(1))  # Generator iterator
        self.assertEqual(gen_disas, gen_func_disas)

def test_disassemble_async_generator(self):
        agen_func_disas = self.get_disassembly(_ag)  # Async generator function
        agen_disas = self.get_disassembly(_ag(1))  # Async generator iterator
        self.assertEqual(agen_disas, agen_func_disas)

def test_disassemble_coroutine(self):
        coro_func_disas = self.get_disassembly(_co)  # Coroutine function
        coro = _co(1)  # Coroutine object
        coro.close()  # Avoid a RuntimeWarning (never awaited)
        coro_disas = self.get_disassembly(coro)
        self.assertEqual(coro_disas, coro_func_disas)

def test_disassemble_fstring(self):
        self.do_disassembly_test(_fstring, dis_fstring)

def test_disassemble_try_finally(self):
        self.do_disassembly_test(_tryfinally, dis_tryfinally)
        self.do_disassembly_test(_tryfinallyconst, dis_tryfinallyconst)

def test_dis_none(self):
        try:
            del sys.last_traceback
        except AttributeError:
            pass
        self.assertRaises(RuntimeError, dis.dis, None)

def test_dis_traceback(self):
        try:
            del sys.last_traceback
        except AttributeError:
            pass

try:
            1/0
        except Exception as e:
            tb = e.__traceback__
            sys.last_traceback = tb

tb_dis = self.get_disassemble_as_string(tb.tb_frame.f_code, tb.tb_lasti)
        self.do_disassembly_test(None, tb_dis)

def test_dis_object(self):
        self.assertRaises(TypeError, dis.dis, object())

def test_disassemble_recursive(self):
        def check(expected, **kwargs):
            dis = self.get_disassembly(_h, **kwargs)
            dis = self.strip_addresses(dis)
            self.assertEqual(dis, expected)

check(dis_nested_0, depth=0)
        check(dis_nested_1, depth=1)
        check(dis_nested_2, depth=2)
        check(dis_nested_2, depth=3)
        check(dis_nested_2, depth=None)
        check(dis_nested_2)

class DisWithFileTests(DisTests):

# Run the tests again, using the file arg instead of print
    def get_disassembly(self, func, lasti=-1, wrapper=True, **kwargs):
        output = io.StringIO()
        if wrapper:
            dis.dis(func, file=output, **kwargs)
        else:
            dis.disassemble(func, lasti, file=output, **kwargs)
        return output.getvalue()

if sys.flags.optimize:
    code_info_consts = "0: None"
else:
    code_info_consts = "0: 'Formatted details of methods, functions, or code.'"

code_info_code_info = f"""\
Name:              code_info
Filename:          (.*)
Argument count:    1
Positional-only arguments: 0
Kw-only arguments: 0
Number of locals:  1
Stack size:        3
Flags:             OPTIMIZED, NEWLOCALS, NOFREE
Constants:
   {code_info_consts}
Names:
   0: _format_code_info
   1: _get_code_object
Variable names:
   0: x"""

@staticmethod
def tricky(a, b, /, x, y, z=True, *args, c, d, e=[], **kwds):
    def f(c=c):
        print(a, b, x, y, z, c, d, e, f)
    yield a, b, x, y, z, c, d, e, f

code_info_tricky = """\
Name:              tricky
Filename:          (.*)
Argument count:    5
Positional-only arguments: 2
Kw-only arguments: 3
Number of locals:  10
Stack size:        9
Flags:             OPTIMIZED, NEWLOCALS, VARARGS, VARKEYWORDS, GENERATOR
Constants:
   0: None
   1: <code object f at (.*), file "(.*)", line (.*)>
   2: 'tricky.<locals>.f'
Variable names:
   0: a
   1: b
   2: x
   3: y
   4: z
   5: c
   6: d
   7: e
   8: args
   9: kwds
Cell variables:
   0: [abedfxyz]
   1: [abedfxyz]
   2: [abedfxyz]
   3: [abedfxyz]
   4: [abedfxyz]
   5: [abedfxyz]"""
# NOTE: the order of the cell variables above depends on dictionary order!

co_tricky_nested_f = tricky.__func__.__code__.co_consts[1]

code_info_tricky_nested_f = """\
Filename:          (.*)
Argument count:    1
Positional-only arguments: 0
Kw-only arguments: 0
Number of locals:  1
Stack size:        10
Flags:             OPTIMIZED, NEWLOCALS, NESTED
Constants:
   0: None
Names:
   0: print
Variable names:
   0: c
Free variables:
   0: [abedfxyz]
   1: [abedfxyz]
   2: [abedfxyz]
   3: [abedfxyz]
   4: [abedfxyz]
   5: [abedfxyz]"""

code_info_expr_str = """\
Name:              <module>
Filename:          <disassembly>
Argument count:    0
Positional-only arguments: 0
Kw-only arguments: 0
Number of locals:  0
Stack size:        2
Flags:             NOFREE
Constants:
   0: 1
Names:
   0: x"""

code_info_simple_stmt_str = """\
Name:              <module>
Filename:          <disassembly>
Argument count:    0
Positional-only arguments: 0
Kw-only arguments: 0
Number of locals:  0
Stack size:        2
Flags:             NOFREE
Constants:
   0: 1
   1: None
Names:
   0: x"""

code_info_compound_stmt_str = """\
Name:              <module>
Filename:          <disassembly>
Argument count:    0
Positional-only arguments: 0
Kw-only arguments: 0
Number of locals:  0
Stack size:        2
Flags:             NOFREE
Constants:
   0: 0
   1: 1
Names:
   0: x"""

async def async_def():
    await 1
    async for a in b: pass
    async with c as d: pass

code_info_async_def = """\
Name:              async_def
Filename:          (.*)
Argument count:    0
Positional-only arguments: 0
Kw-only arguments: 0
Number of locals:  2
Stack size:        9
Flags:             OPTIMIZED, NEWLOCALS, NOFREE, COROUTINE
Constants:
   0: None
   1: 1
Names:
   0: b
   1: c
Variable names:
   0: a
   1: d"""

class CodeInfoTests(unittest.TestCase):
    test_pairs = [
      (dis.code_info, code_info_code_info),
      (tricky, code_info_tricky),
      (co_tricky_nested_f, code_info_tricky_nested_f),
      (expr_str, code_info_expr_str),
      (simple_stmt_str, code_info_simple_stmt_str),
      (compound_stmt_str, code_info_compound_stmt_str),
      (async_def, code_info_async_def)
    ]

def test_code_info(self):
        self.maxDiff = 1000
        for x, expected in self.test_pairs:
            self.assertRegex(dis.code_info(x), expected)

def test_show_code(self):
        self.maxDiff = 1000
        for x, expected in self.test_pairs:
            with captured_stdout() as output:
                dis.show_code(x)
            self.assertRegex(output.getvalue(), expected+"\n")
            output = io.StringIO()
            dis.show_code(x, file=output)
            self.assertRegex(output.getvalue(), expected)

def test_code_info_object(self):
        self.assertRaises(TypeError, dis.code_info, object())

def test_pretty_flags_no_flags(self):
        self.assertEqual(dis.pretty_flags(0), '0x0')

# Fodder for instruction introspection tests
#   Editing any of these may require recalculating the expected output
def outer(a=1, b=2):
    def f(c=3, d=4):
        def inner(e=5, f=6):
            print(a, b, c, d, e, f)
        print(a, b, c, d)
        return inner
    print(a, b, '', 1, [], {}, "Hello world!")
    return f

def jumpy():
    # This won't actually run (but that's OK, we only disassemble it)
    for i in range(10):
        print(i)
        if i < 4:
            continue
        if i > 6:
            break
    else:
        print("I can haz else clause?")
    while i:
        print(i)
        i -= 1
        if i > 6:
            continue
        if i < 4:
            break
    else:
        print("Who let lolcatz into this test suite?")
    try:
        1 / 0
    except ZeroDivisionError:
        print("Here we go, here we go, here we go...")
    else:
        with i as dodgy:
            print("Never reach this")
    finally:
        print("OK, now we're done")

# End fodder for opinfo generation tests
expected_outer_line = 1
_line_offset = outer.__code__.co_firstlineno - 1
code_object_f = outer.__code__.co_consts[3]
expected_f_line = code_object_f.co_firstlineno - _line_offset
code_object_inner = code_object_f.co_consts[3]
expected_inner_line = code_object_inner.co_firstlineno - _line_offset
expected_jumpy_line = 1

# The following lines are useful to regenerate the expected results after
# either the fodder is modified or the bytecode generation changes
# After regeneration, update the references to code_object_f and
# code_object_inner before rerunning the tests

#_instructions = dis.get_instructions(outer, first_line=expected_outer_line)
#print('expected_opinfo_outer = [\n  ',
      #',\n  '.join(map(str, _instructions)), ',\n]', sep='')
#_instructions = dis.get_instructions(outer(), first_line=expected_f_line)
#print('expected_opinfo_f = [\n  ',
      #',\n  '.join(map(str, _instructions)), ',\n]', sep='')
#_instructions = dis.get_instructions(outer()(), first_line=expected_inner_line)
#print('expected_opinfo_inner = [\n  ',
      #',\n  '.join(map(str, _instructions)), ',\n]', sep='')
#_instructions = dis.get_instructions(jumpy, first_line=expected_jumpy_line)
#print('expected_opinfo_jumpy = [\n  ',
      #',\n  '.join(map(str, _instructions)), ',\n]', sep='')

Instruction = dis.Instruction
expected_opinfo_outer = [
  Instruction(opname='LOAD_CONST', opcode=100, arg=8, argval=(3, 4), argrepr='(3, 4)', offset=0, starts_line=2, is_jump_target=False),
  Instruction(opname='LOAD_CLOSURE', opcode=135, arg=0, argval='a', argrepr='a', offset=2, starts_line=None, is_jump_target=False),
  Instruction(opname='LOAD_CLOSURE', opcode=135, arg=1, argval='b', argrepr='b', offset=4, starts_line=None, is_jump_target=False),
  Instruction(opname='BUILD_TUPLE', opcode=102, arg=2, argval=2, argrepr='', offset=6, starts_line=None, is_jump_target=False),
  Instruction(opname='LOAD_CONST', opcode=100, arg=3, argval=code_object_f, argrepr=repr(code_object_f), offset=8, starts_line=None, is_jump_target=False),
  Instruction(opname='LOAD_CONST', opcode=100, arg=4, argval='outer.<locals>.f', argrepr="'outer.<locals>.f'", offset=10, starts_line=None, is_jump_target=False),
  Instruction(opname='MAKE_FUNCTION', opcode=132, arg=9, argval=9, argrepr='defaults, closure', offset=12, starts_line=None, is_jump_target=False),
  Instruction(opname='STORE_FAST', opcode=125, arg=2, argval='f', argrepr='f', offset=14, starts_line=None, is_jump_target=False),
  Instruction(opname='LOAD_GLOBAL', opcode=116, arg=0, argval='print', argrepr='print', offset=16, starts_line=7, is_jump_target=False),
  Instruction(opname='LOAD_DEREF', opcode=136, arg=0, argval='a', argrepr='a', offset=18, starts_line=None, is_jump_target=False),
  Instruction(opname='LOAD_DEREF', opcode=136, arg=1, argval='b', argrepr='b', offset=20, starts_line=None, is_jump_target=False),
  Instruction(opname='LOAD_CONST', opcode=100, arg=5, argval='', argrepr="''", offset=22, starts_line=None, is_jump_target=False),
  Instruction(opname='LOAD_CONST', opcode=100, arg=6, argval=1, argrepr='1', offset=24, starts_line=None, is_jump_target=False),
  Instruction(opname='BUILD_LIST', opcode=103, arg=0, argval=0, argrepr='', offset=26, starts_line=None, is_jump_target=False),
  Instruction(opname='BUILD_MAP', opcode=105, arg=0, argval=0, argrepr='', offset=28, starts_line=None, is_jump_target=False),
  Instruction(opname='LOAD_CONST', opcode=100, arg=7, argval='Hello world!', argrepr="'Hello world!'", offset=30, starts_line=None, is_jump_target=False),
  Instruction(opname='CALL_FUNCTION', opcode=131, arg=7, argval=7, argrepr='', offset=32, starts_line=None, is_jump_target=False),
  Instruction(opname='POP_TOP', opcode=1, arg=None, argval=None, argrepr='', offset=34, starts_line=None, is_jump_target=False),
  Instruction(opname='LOAD_FAST', opcode=124, arg=2, argval='f', argrepr='f', offset=36, starts_line=8, is_jump_target=False),
  Instruction(opname='RETURN_VALUE', opcode=83, arg=None, argval=None, argrepr='', offset=38, starts_line=None, is_jump_target=False),
]

expected_opinfo_f = [
  Instruction(opname='LOAD_CONST', opcode=100, arg=5, argval=(5, 6), argrepr='(5, 6)', offset=0, starts_line=3, is_jump_target=False),
  Instruction(opname='LOAD_CLOSURE', opcode=135, arg=2, argval='a', argrepr='a', offset=2, starts_line=None, is_jump_target=False),
  Instruction(opname='LOAD_CLOSURE', opcode=135, arg=3, argval='b', argrepr='b', offset=4, starts_line=None, is_jump_target=False),
  Instruction(opname='LOAD_CLOSURE', opcode=135, arg=0, argval='c', argrepr='c', offset=6, starts_line=None, is_jump_target=False),
  Instruction(opname='LOAD_CLOSURE', opcode=135, arg=1, argval='d', argrepr='d', offset=8, starts_line=None, is_jump_target=False),
  Instruction(opname='BUILD_TUPLE', opcode=102, arg=4, argval=4, argrepr='', offset=10, starts_line=None, is_jump_target=False),
  Instruction(opname='LOAD_CONST', opcode=100, arg=3, argval=code_object_inner, argrepr=repr(code_object_inner), offset=12, starts_line=None, is_jump_target=False),
  Instruction(opname='LOAD_CONST', opcode=100, arg=4, argval='outer.<locals>.f.<locals>.inner', argrepr="'outer.<locals>.f.<locals>.inner'", offset=14, starts_line=None, is_jump_target=False),
  Instruction(opname='MAKE_FUNCTION', opcode=132, arg=9, argval=9, argrepr='defaults, closure', offset=16, starts_line=None, is_jump_target=False),
  Instruction(opname='STORE_FAST', opcode=125, arg=2, argval='inner', argrepr='inner', offset=18, starts_line=None, is_jump_target=False),
  Instruction(opname='LOAD_GLOBAL', opcode=116, arg=0, argval='print', argrepr='print', offset=20, starts_line=5, is_jump_target=False),
  Instruction(opname='LOAD_DEREF', opcode=136, arg=2, argval='a', argrepr='a', offset=22, starts_line=None, is_jump_target=False),
  Instruction(opname='LOAD_DEREF', opcode=136, arg=3, argval='b', argrepr='b', offset=24, starts_line=None, is_jump_target=False),
  Instruction(opname='LOAD_DEREF', opcode=136, arg=0, argval='c', argrepr='c', offset=26, starts_line=None, is_jump_target=False),
  Instruction(opname='LOAD_DEREF', opcode=136, arg=1, argval='d', argrepr='d', offset=28, starts_line=None, is_jump_target=False),
  Instruction(opname='CALL_FUNCTION', opcode=131, arg=4, argval=4, argrepr='', offset=30, starts_line=None, is_jump_target=False),
  Instruction(opname='POP_TOP', opcode=1, arg=None, argval=None, argrepr='', offset=32, starts_line=None, is_jump_target=False),
  Instruction(opname='LOAD_FAST', opcode=124, arg=2, argval='inner', argrepr='inner', offset=34, starts_line=6, is_jump_target=False),
  Instruction(opname='RETURN_VALUE', opcode=83, arg=None, argval=None, argrepr='', offset=36, starts_line=None, is_jump_target=False),
]

expected_opinfo_inner = [
  Instruction(opname='LOAD_GLOBAL', opcode=116, arg=0, argval='print', argrepr='print', offset=0, starts_line=4, is_jump_target=False),
  Instruction(opname='LOAD_DEREF', opcode=136, arg=0, argval='a', argrepr='a', offset=2, starts_line=None, is_jump_target=False),
  Instruction(opname='LOAD_DEREF', opcode=136, arg=1, argval='b', argrepr='b', offset=4, starts_line=None, is_jump_target=False),
  Instruction(opname='LOAD_DEREF', opcode=136, arg=2, argval='c', argrepr='c', offset=6, starts_line=None, is_jump_target=False),
  Instruction(opname='LOAD_DEREF', opcode=136, arg=3, argval='d', argrepr='d', offset=8, starts_line=None, is_jump_target=False),
  Instruction(opname='LOAD_FAST', opcode=124, arg=0, argval='e', argrepr='e', offset=10, starts_line=None, is_jump_target=False),
  Instruction(opname='LOAD_FAST', opcode=124, arg=1, argval='f', argrepr='f', offset=12, starts_line=None, is_jump_target=False),
  Instruction(opname='CALL_FUNCTION', opcode=131, arg=6, argval=6, argrepr='', offset=14, starts_line=None, is_jump_target=False),
  Instruction(opname='POP_TOP', opcode=1, arg=None, argval=None, argrepr='', offset=16, starts_line=None, is_jump_target=False),
  Instruction(opname='LOAD_CONST', opcode=100, arg=0, argval=None, argrepr='None', offset=18, starts_line=None, is_jump_target=False),
  Instruction(opname='RETURN_VALUE', opcode=83, arg=None, argval=None, argrepr='', offset=20, starts_line=None, is_jump_target=False),
]

expected_opinfo_jumpy = [
  Instruction(opname='LOAD_GLOBAL', opcode=116, arg=0, argval='range', argrepr='range', offset=0, starts_line=3, is_jump_target=False),
  Instruction(opname='LOAD_CONST', opcode=100, arg=1, argval=10, argrepr='10', offset=2, starts_line=None, is_jump_target=False),
  Instruction(opname='CALL_FUNCTION', opcode=131, arg=1, argval=1, argrepr='', offset=4, starts_line=None, is_jump_target=False),
  Instruction(opname='GET_ITER', opcode=68, arg=None, argval=None, argrepr='', offset=6, starts_line=None, is_jump_target=False),
  Instruction(opname='FOR_ITER', opcode=93, arg=17, argval=44, argrepr='to 44', offset=8, starts_line=None, is_jump_target=True),
  Instruction(opname='STORE_FAST', opcode=125, arg=0, argval='i', argrepr='i', offset=10, starts_line=None, is_jump_target=False),
  Instruction(opname='LOAD_GLOBAL', opcode=116, arg=1, argval='print', argrepr='print', offset=12, starts_line=4, is_jump_target=False),
  Instruction(opname='LOAD_FAST', opcode=124, arg=0, argval='i', argrepr='i', offset=14, starts_line=None, is_jump_target=False),
  Instruction(opname='CALL_FUNCTION', opcode=131, arg=1, argval=1, argrepr='', offset=16, starts_line=None, is_jump_target=False),
  Instruction(opname='POP_TOP', opcode=1, arg=None, argval=None, argrepr='', offset=18, starts_line=None, is_jump_target=False),
  Instruction(opname='LOAD_FAST', opcode=124, arg=0, argval='i', argrepr='i', offset=20, starts_line=5, is_jump_target=False),
  Instruction(opname='LOAD_CONST', opcode=100, arg=2, argval=4, argrepr='4', offset=22, starts_line=None, is_jump_target=False),
  Instruction(opname='COMPARE_OP', opcode=107, arg=0, argval='<', argrepr='<', offset=24, starts_line=None, is_jump_target=False),
  Instruction(opname='POP_JUMP_IF_FALSE', opcode=114, arg=15, argval=30, argrepr='to 30', offset=26, starts_line=None, is_jump_target=False),
  Instruction(opname='JUMP_ABSOLUTE', opcode=113, arg=4, argval=8, argrepr='to 8', offset=28, starts_line=6, is_jump_target=False),
  Instruction(opname='LOAD_FAST', opcode=124, arg=0, argval='i', argrepr='i', offset=30, starts_line=7, is_jump_target=True),
  Instruction(opname='LOAD_CONST', opcode=100, arg=3, argval=6, argrepr='6', offset=32, starts_line=None, is_jump_target=False),
  Instruction(opname='COMPARE_OP', opcode=107, arg=4, argval='>', argrepr='>', offset=34, starts_line=None, is_jump_target=False),
  Instruction(opname='POP_JUMP_IF_FALSE', opcode=114, arg=21, argval=42, argrepr='to 42', offset=36, starts_line=None, is_jump_target=False),
  Instruction(opname='POP_TOP', opcode=1, arg=None, argval=None, argrepr='', offset=38, starts_line=8, is_jump_target=False),
  Instruction(opname='JUMP_FORWARD', opcode=110, arg=5, argval=52, argrepr='to 52', offset=40, starts_line=None, is_jump_target=False),
  Instruction(opname='JUMP_ABSOLUTE', opcode=113, arg=4, argval=8, argrepr='to 8', offset=42, starts_line=7, is_jump_target=True),
  Instruction(opname='LOAD_GLOBAL', opcode=116, arg=1, argval='print', argrepr='print', offset=44, starts_line=10, is_jump_target=True),
  Instruction(opname='LOAD_CONST', opcode=100, arg=4, argval='I can haz else clause?', argrepr="'I can haz else clause?'", offset=46, starts_line=None, is_jump_target=False),
  Instruction(opname='CALL_FUNCTION', opcode=131, arg=1, argval=1, argrepr='', offset=48, starts_line=None, is_jump_target=False),
  Instruction(opname='POP_TOP', opcode=1, arg=None, argval=None, argrepr='', offset=50, starts_line=None, is_jump_target=False),
  Instruction(opname='LOAD_FAST', opcode=124, arg=0, argval='i', argrepr='i', offset=52, starts_line=11, is_jump_target=True),
  Instruction(opname='POP_JUMP_IF_FALSE', opcode=114, arg=48, argval=96, argrepr='to 96', offset=54, starts_line=None, is_jump_target=False),
  Instruction(opname='LOAD_GLOBAL', opcode=116, arg=1, argval='print', argrepr='print', offset=56, starts_line=12, is_jump_target=True),
  Instruction(opname='LOAD_FAST', opcode=124, arg=0, argval='i', argrepr='i', offset=58, starts_line=None, is_jump_target=False),
  Instruction(opname='CALL_FUNCTION', opcode=131, arg=1, argval=1, argrepr='', offset=60, starts_line=None, is_jump_target=False),
  Instruction(opname='POP_TOP', opcode=1, arg=None, argval=None, argrepr='', offset=62, starts_line=None, is_jump_target=False),
  Instruction(opname='LOAD_FAST', opcode=124, arg=0, argval='i', argrepr='i', offset=64, starts_line=13, is_jump_target=False),
  Instruction(opname='LOAD_CONST', opcode=100, arg=5, argval=1, argrepr='1', offset=66, starts_line=None, is_jump_target=False),
  Instruction(opname='INPLACE_SUBTRACT', opcode=56, arg=None, argval=None, argrepr='', offset=68, starts_line=None, is_jump_target=False),
  Instruction(opname='STORE_FAST', opcode=125, arg=0, argval='i', argrepr='i', offset=70, starts_line=None, is_jump_target=False),
  Instruction(opname='LOAD_FAST', opcode=124, arg=0, argval='i', argrepr='i', offset=72, starts_line=14, is_jump_target=False),
  Instruction(opname='LOAD_CONST', opcode=100, arg=3, argval=6, argrepr='6', offset=74, starts_line=None, is_jump_target=False),
  Instruction(opname='COMPARE_OP', opcode=107, arg=4, argval='>', argrepr='>', offset=76, starts_line=None, is_jump_target=False),
  Instruction(opname='POP_JUMP_IF_FALSE', opcode=114, arg=41, argval=82, argrepr='to 82', offset=78, starts_line=None, is_jump_target=False),
  Instruction(opname='JUMP_ABSOLUTE', opcode=113, arg=26, argval=52, argrepr='to 52', offset=80, starts_line=15, is_jump_target=False),
  Instruction(opname='LOAD_FAST', opcode=124, arg=0, argval='i', argrepr='i', offset=82, starts_line=16, is_jump_target=True),
  Instruction(opname='LOAD_CONST', opcode=100, arg=2, argval=4, argrepr='4', offset=84, starts_line=None, is_jump_target=False),
  Instruction(opname='COMPARE_OP', opcode=107, arg=0, argval='<', argrepr='<', offset=86, starts_line=None, is_jump_target=False),
  Instruction(opname='POP_JUMP_IF_FALSE', opcode=114, arg=46, argval=92, argrepr='to 92', offset=88, starts_line=None, is_jump_target=False),
  Instruction(opname='JUMP_FORWARD', opcode=110, arg=6, argval=104, argrepr='to 104', offset=90, starts_line=17, is_jump_target=False),
  Instruction(opname='LOAD_FAST', opcode=124, arg=0, argval='i', argrepr='i', offset=92, starts_line=11, is_jump_target=True),
  Instruction(opname='POP_JUMP_IF_TRUE', opcode=115, arg=28, argval=56, argrepr='to 56', offset=94, starts_line=None, is_jump_target=False),
  Instruction(opname='LOAD_GLOBAL', opcode=116, arg=1, argval='print', argrepr='print', offset=96, starts_line=19, is_jump_target=True),
  Instruction(opname='LOAD_CONST', opcode=100, arg=6, argval='Who let lolcatz into this test suite?', argrepr="'Who let lolcatz into this test suite?'", offset=98, starts_line=None, is_jump_target=False),
  Instruction(opname='CALL_FUNCTION', opcode=131, arg=1, argval=1, argrepr='', offset=100, starts_line=None, is_jump_target=False),
  Instruction(opname='POP_TOP', opcode=1, arg=None, argval=None, argrepr='', offset=102, starts_line=None, is_jump_target=False),
  Instruction(opname='SETUP_FINALLY', opcode=122, arg=63, argval=232, argrepr='to 232', offset=104, starts_line=20, is_jump_target=True),
  Instruction(opname='SETUP_FINALLY', opcode=122, arg=6, argval=120, argrepr='to 120', offset=106, starts_line=None, is_jump_target=False),
  Instruction(opname='LOAD_CONST', opcode=100, arg=5, argval=1, argrepr='1', offset=108, starts_line=21, is_jump_target=False),
  Instruction(opname='LOAD_CONST', opcode=100, arg=7, argval=0, argrepr='0', offset=110, starts_line=None, is_jump_target=False),
  Instruction(opname='BINARY_TRUE_DIVIDE', opcode=27, arg=None, argval=None, argrepr='', offset=112, starts_line=None, is_jump_target=False),
  Instruction(opname='POP_TOP', opcode=1, arg=None, argval=None, argrepr='', offset=114, starts_line=None, is_jump_target=False),
  Instruction(opname='POP_BLOCK', opcode=87, arg=None, argval=None, argrepr='', offset=116, starts_line=None, is_jump_target=False),
  Instruction(opname='JUMP_FORWARD', opcode=110, arg=13, argval=146, argrepr='to 146', offset=118, starts_line=None, is_jump_target=False),
  Instruction(opname='DUP_TOP', opcode=4, arg=None, argval=None, argrepr='', offset=120, starts_line=22, is_jump_target=True),
  Instruction(opname='LOAD_GLOBAL', opcode=116, arg=2, argval='ZeroDivisionError', argrepr='ZeroDivisionError', offset=122, starts_line=None, is_jump_target=False),
  Instruction(opname='JUMP_IF_NOT_EXC_MATCH', opcode=121, arg=72, argval=144, argrepr='to 144', offset=124, starts_line=None, is_jump_target=False),
  Instruction(opname='POP_TOP', opcode=1, arg=None, argval=None, argrepr='', offset=126, starts_line=None, is_jump_target=False),
  Instruction(opname='POP_TOP', opcode=1, arg=None, argval=None, argrepr='', offset=128, starts_line=None, is_jump_target=False),
  Instruction(opname='POP_TOP', opcode=1, arg=None, argval=None, argrepr='', offset=130, starts_line=None, is_jump_target=False),
  Instruction(opname='LOAD_GLOBAL', opcode=116, arg=1, argval='print', argrepr='print', offset=132, starts_line=23, is_jump_target=False),
  Instruction(opname='LOAD_CONST', opcode=100, arg=8, argval='Here we go, here we go, here we go...', argrepr="'Here we go, here we go, here we go...'", offset=134, starts_line=None, is_jump_target=False),
  Instruction(opname='CALL_FUNCTION', opcode=131, arg=1, argval=1, argrepr='', offset=136, starts_line=None, is_jump_target=False),
  Instruction(opname='POP_TOP', opcode=1, arg=None, argval=None, argrepr='', offset=138, starts_line=None, is_jump_target=False),
  Instruction(opname='POP_EXCEPT', opcode=89, arg=None, argval=None, argrepr='', offset=140, starts_line=None, is_jump_target=False),
  Instruction(opname='JUMP_FORWARD', opcode=110, arg=30, argval=204, argrepr='to 204', offset=142, starts_line=None, is_jump_target=False),
  Instruction(opname='RERAISE', opcode=119, arg=0, argval=0, argrepr='', offset=144, starts_line=22, is_jump_target=True),
  Instruction(opname='LOAD_FAST', opcode=124, arg=0, argval='i', argrepr='i', offset=146, starts_line=25, is_jump_target=True),
  Instruction(opname='SETUP_WITH', opcode=143, arg=12, argval=174, argrepr='to 174', offset=148, starts_line=None, is_jump_target=False),
  Instruction(opname='STORE_FAST', opcode=125, arg=1, argval='dodgy', argrepr='dodgy', offset=150, starts_line=None, is_jump_target=False),
  Instruction(opname='LOAD_GLOBAL', opcode=116, arg=1, argval='print', argrepr='print', offset=152, starts_line=26, is_jump_target=False),
  Instruction(opname='LOAD_CONST', opcode=100, arg=9, argval='Never reach this', argrepr="'Never reach this'", offset=154, starts_line=None, is_jump_target=False),
  Instruction(opname='CALL_FUNCTION', opcode=131, arg=1, argval=1, argrepr='', offset=156, starts_line=None, is_jump_target=False),
  Instruction(opname='POP_TOP', opcode=1, arg=None, argval=None, argrepr='', offset=158, starts_line=None, is_jump_target=False),
  Instruction(opname='POP_BLOCK', opcode=87, arg=None, argval=None, argrepr='', offset=160, starts_line=None, is_jump_target=False),
  Instruction(opname='LOAD_CONST', opcode=100, arg=0, argval=None, argrepr='None', offset=162, starts_line=25, is_jump_target=False),
  Instruction(opname='DUP_TOP', opcode=4, arg=None, argval=None, argrepr='', offset=164, starts_line=None, is_jump_target=False),
  Instruction(opname='DUP_TOP', opcode=4, arg=None, argval=None, argrepr='', offset=166, starts_line=None, is_jump_target=False),
  Instruction(opname='CALL_FUNCTION', opcode=131, arg=3, argval=3, argrepr='', offset=168, starts_line=None, is_jump_target=False),
  Instruction(opname='POP_TOP', opcode=1, arg=None, argval=None, argrepr='', offset=170, starts_line=None, is_jump_target=False),
  Instruction(opname='JUMP_FORWARD', opcode=110, arg=22, argval=218, argrepr='to 218', offset=172, starts_line=None, is_jump_target=False),
  Instruction(opname='WITH_EXCEPT_START', opcode=49, arg=None, argval=None, argrepr='', offset=174, starts_line=None, is_jump_target=True),
  Instruction(opname='POP_JUMP_IF_TRUE', opcode=115, arg=90, argval=180, argrepr='to 180', offset=176, starts_line=None, is_jump_target=False),
  Instruction(opname='RERAISE', opcode=119, arg=1, argval=1, argrepr='', offset=178, starts_line=None, is_jump_target=False),
  Instruction(opname='POP_TOP', opcode=1, arg=None, argval=None, argrepr='', offset=180, starts_line=None, is_jump_target=True),
  Instruction(opname='POP_TOP', opcode=1, arg=None, argval=None, argrepr='', offset=182, starts_line=None, is_jump_target=False),
  Instruction(opname='POP_TOP', opcode=1, arg=None, argval=None, argrepr='', offset=184, starts_line=None, is_jump_target=False),
  Instruction(opname='POP_EXCEPT', opcode=89, arg=None, argval=None, argrepr='', offset=186, starts_line=None, is_jump_target=False),
  Instruction(opname='POP_TOP', opcode=1, arg=None, argval=None, argrepr='', offset=188, starts_line=None, is_jump_target=False),
  Instruction(opname='POP_BLOCK', opcode=87, arg=None, argval=None, argrepr='', offset=190, starts_line=None, is_jump_target=False),
  Instruction(opname='LOAD_GLOBAL', opcode=116, arg=1, argval='print', argrepr='print', offset=192, starts_line=28, is_jump_target=False),
  Instruction(opname='LOAD_CONST', opcode=100, arg=10, argval="OK, now we're done", argrepr='"OK, now we\'re done"', offset=194, starts_line=None, is_jump_target=False),
  Instruction(opname='CALL_FUNCTION', opcode=131, arg=1, argval=1, argrepr='', offset=196, starts_line=None, is_jump_target=False),
  Instruction(opname='POP_TOP', opcode=1, arg=None, argval=None, argrepr='', offset=198, starts_line=None, is_jump_target=False),
  Instruction(opname='LOAD_CONST', opcode=100, arg=0, argval=None, argrepr='None', offset=200, starts_line=None, is_jump_target=False),
  Instruction(opname='RETURN_VALUE', opcode=83, arg=None, argval=None, argrepr='', offset=202, starts_line=None, is_jump_target=False),
  Instruction(opname='POP_BLOCK', opcode=87, arg=None, argval=None, argrepr='', offset=204, starts_line=23, is_jump_target=True),
  Instruction(opname='LOAD_GLOBAL', opcode=116, arg=1, argval='print', argrepr='print', offset=206, starts_line=28, is_jump_target=False),
  Instruction(opname='LOAD_CONST', opcode=100, arg=10, argval="OK, now we're done", argrepr='"OK, now we\'re done"', offset=208, starts_line=None, is_jump_target=False),
  Instruction(opname='CALL_FUNCTION', opcode=131, arg=1, argval=1, argrepr='', offset=210, starts_line=None, is_jump_target=False),
  Instruction(opname='POP_TOP', opcode=1, arg=None, argval=None, argrepr='', offset=212, starts_line=None, is_jump_target=False),
  Instruction(opname='LOAD_CONST', opcode=100, arg=0, argval=None, argrepr='None', offset=214, starts_line=None, is_jump_target=False),
  Instruction(opname='RETURN_VALUE', opcode=83, arg=None, argval=None, argrepr='', offset=216, starts_line=None, is_jump_target=False),
  Instruction(opname='POP_BLOCK', opcode=87, arg=None, argval=None, argrepr='', offset=218, starts_line=25, is_jump_target=True),
  Instruction(opname='LOAD_GLOBAL', opcode=116, arg=1, argval='print', argrepr='print', offset=220, starts_line=28, is_jump_target=False),
  Instruction(opname='LOAD_CONST', opcode=100, arg=10, argval="OK, now we're done", argrepr='"OK, now we\'re done"', offset=222, starts_line=None, is_jump_target=False),
  Instruction(opname='CALL_FUNCTION', opcode=131, arg=1, argval=1, argrepr='', offset=224, starts_line=None, is_jump_target=False),
  Instruction(opname='POP_TOP', opcode=1, arg=None, argval=None, argrepr='', offset=226, starts_line=None, is_jump_target=False),
  Instruction(opname='LOAD_CONST', opcode=100, arg=0, argval=None, argrepr='None', offset=228, starts_line=None, is_jump_target=False),
  Instruction(opname='RETURN_VALUE', opcode=83, arg=None, argval=None, argrepr='', offset=230, starts_line=None, is_jump_target=False),
  Instruction(opname='LOAD_GLOBAL', opcode=116, arg=1, argval='print', argrepr='print', offset=232, starts_line=None, is_jump_target=True),
  Instruction(opname='LOAD_CONST', opcode=100, arg=10, argval="OK, now we're done", argrepr='"OK, now we\'re done"', offset=234, starts_line=None, is_jump_target=False),
  Instruction(opname='CALL_FUNCTION', opcode=131, arg=1, argval=1, argrepr='', offset=236, starts_line=None, is_jump_target=False),
  Instruction(opname='POP_TOP', opcode=1, arg=None, argval=None, argrepr='', offset=238, starts_line=None, is_jump_target=False),
  Instruction(opname='RERAISE', opcode=119, arg=0, argval=0, argrepr='', offset=240, starts_line=None, is_jump_target=False),
]

# One last piece of inspect fodder to check the default line number handling
def simple(): pass
expected_opinfo_simple = [
  Instruction(opname='LOAD_CONST', opcode=100, arg=0, argval=None, argrepr='None', offset=0, starts_line=simple.__code__.co_firstlineno, is_jump_target=False),
  Instruction(opname='RETURN_VALUE', opcode=83, arg=None, argval=None, argrepr='', offset=2, starts_line=None, is_jump_target=False)
]

class InstructionTests(BytecodeTestCase):

def __init__(self, *args):
        super().__init__(*args)
        self.maxDiff = None

def test_default_first_line(self):
        actual = dis.get_instructions(simple)
        self.assertEqual(list(actual), expected_opinfo_simple)

def test_first_line_set_to_None(self):
        actual = dis.get_instructions(simple, first_line=None)
        self.assertEqual(list(actual), expected_opinfo_simple)

def test_outer(self):
        actual = dis.get_instructions(outer, first_line=expected_outer_line)
        self.assertEqual(list(actual), expected_opinfo_outer)

def test_nested(self):
        with captured_stdout():
            f = outer()
        actual = dis.get_instructions(f, first_line=expected_f_line)
        self.assertEqual(list(actual), expected_opinfo_f)

def test_doubly_nested(self):
        with captured_stdout():
            inner = outer()()
        actual = dis.get_instructions(inner, first_line=expected_inner_line)
        self.assertEqual(list(actual), expected_opinfo_inner)

def test_jumpy(self):
        actual = dis.get_instructions(jumpy, first_line=expected_jumpy_line)
        self.assertEqual(list(actual), expected_opinfo_jumpy)

# get_instructions has its own tests above, so can rely on it to validate
# the object oriented API
class BytecodeTests(unittest.TestCase):

def test_instantiation(self):
        # Test with function, method, code string and code object
        for obj in [_f, _C(1).__init__, "a=1", _f.__code__]:
            with self.subTest(obj=obj):
                b = dis.Bytecode(obj)
                self.assertIsInstance(b.codeobj, types.CodeType)

self.assertRaises(TypeError, dis.Bytecode, object())

def test_iteration(self):
        for obj in [_f, _C(1).__init__, "a=1", _f.__code__]:
            with self.subTest(obj=obj):
                via_object = list(dis.Bytecode(obj))
                via_generator = list(dis.get_instructions(obj))
                self.assertEqual(via_object, via_generator)

def test_explicit_first_line(self):
        actual = dis.Bytecode(outer, first_line=expected_outer_line)
        self.assertEqual(list(actual), expected_opinfo_outer)

def test_source_line_in_disassembly(self):
        # Use the line in the source code
        actual = dis.Bytecode(simple).dis()
        actual = actual.strip().partition(" ")[0]  # extract the line no
        expected = str(simple.__code__.co_firstlineno)
        self.assertEqual(actual, expected)
        # Use an explicit first line number
        actual = dis.Bytecode(simple, first_line=350).dis()
        actual = actual.strip().partition(" ")[0]  # extract the line no
        self.assertEqual(actual, "350")

def test_info(self):
        self.maxDiff = 1000
        for x, expected in CodeInfoTests.test_pairs:
            b = dis.Bytecode(x)
            self.assertRegex(b.info(), expected)

def test_disassembled(self):
        actual = dis.Bytecode(_f).dis()
        self.assertEqual(actual, dis_f)

def test_from_traceback(self):
        tb = get_tb()
        b = dis.Bytecode.from_traceback(tb)
        while tb.tb_next: tb = tb.tb_next

self.assertEqual(b.current_offset, tb.tb_lasti)

def test_from_traceback_dis(self):
        tb = get_tb()
        b = dis.Bytecode.from_traceback(tb)
        self.assertEqual(b.dis(), dis_traceback)

class TestBytecodeTestCase(BytecodeTestCase):
    def test_assert_not_in_with_op_not_in_bytecode(self):
        code = compile("a = 1", "<string>", "exec")
        self.assertInBytecode(code, "LOAD_CONST", 1)
        self.assertNotInBytecode(code, "LOAD_NAME")
        self.assertNotInBytecode(code, "LOAD_NAME", "a")

def test_assert_not_in_with_arg_not_in_bytecode(self):
        code = compile("a = 1", "<string>", "exec")
        self.assertInBytecode(code, "LOAD_CONST")
        self.assertInBytecode(code, "LOAD_CONST", 1)
        self.assertNotInBytecode(code, "LOAD_CONST", 2)

def test_assert_not_in_with_arg_in_bytecode(self):
        code = compile("a = 1", "<string>", "exec")
        with self.assertRaises(AssertionError):
            self.assertNotInBytecode(code, "LOAD_CONST", 1)

class TestDisTraceback(unittest.TestCase):
    def setUp(self) -> None:
        try:  # We need to clean up existing tracebacks
            del sys.last_traceback
        except AttributeError:
            pass
        return super().setUp()

def get_disassembly(self, tb):
        output = io.StringIO()
        with contextlib.redirect_stdout(output):
            dis.distb(tb)
        return output.getvalue()

def test_distb_empty(self):
        with self.assertRaises(RuntimeError):
            dis.distb()

def test_distb_last_traceback(self):
        # We need to have an existing last traceback in `sys`:
        tb = get_tb()
        sys.last_traceback = tb

self.assertEqual(self.get_disassembly(None), dis_traceback)

def test_distb_explicit_arg(self):
        tb = get_tb()

self.assertEqual(self.get_disassembly(tb), dis_traceback)

class TestDisTracebackWithFile(TestDisTraceback):
    # Run the `distb` tests again, using the file arg instead of print
    def get_disassembly(self, tb):
        output = io.StringIO()
        with contextlib.redirect_stdout(output):
            dis.distb(tb, file=output)
        return output.getvalue()

if __name__ == "__main__":
    unittest.main()

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Code Editor : test_dis.py