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| author | Yury Selivanov <yselivanov@sprymix.com> | 2014-06-23 17:21:04 (GMT) |
|---|---|---|
| committer | Yury Selivanov <yselivanov@sprymix.com> | 2014-06-23 17:21:04 (GMT) |
| commit | c0f964fd55b0c5dbc8af895394258784735f1189 (patch) | |
| tree | d936e99ea3bae8c2b207c024b6dc13b649d84e47 /Lib/inspect.py | |
| parent | 751c7c0f2db30a8a29383ec105d200991c209fe8 (diff) | |
| download | cpython-c0f964fd55b0c5dbc8af895394258784735f1189.zip cpython-c0f964fd55b0c5dbc8af895394258784735f1189.tar.gz cpython-c0f964fd55b0c5dbc8af895394258784735f1189.tar.bz2 | |
inspect: Validate that __signature__ is None or an instance of Signature.
Closes #21801.
Diffstat (limited to 'Lib/inspect.py')
| -rw-r--r-- | Lib/inspect.py | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/Lib/inspect.py b/Lib/inspect.py index 4c3e33d..f6e1b47 100644 --- a/Lib/inspect.py +++ b/Lib/inspect.py @@ -1912,6 +1912,10 @@ def _signature_internal(obj, follow_wrapper_chains=True, skip_bound_arg=True): pass else: if sig is not None: + if not isinstance(sig, Signature): + raise TypeError( + 'unexpected object {!r} in __signature__ ' + 'attribute'.format(sig)) return sig try: |