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bpo-33009: Fix inspect.signature() for single-parameter partialmethods. (GH-6004)

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Yury Selivanov 2018-03-06 12:59:45 -05:00 • committed by GitHub
parent 5d92647102
commit 8a387219bd
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3 changed files with 13 additions and 1 deletions
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3
Lib/inspect.py
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@ -2254,7 +2254,8 @@ def _signature_from_callable(obj, *,
return sig
else:
sig_params = tuple(sig.parameters.values())
assert first_wrapped_param is not sig_params[0]
assert (not sig_params or
first_wrapped_param is not sig_params[0])
new_params = (first_wrapped_param,) + sig_params
return sig.replace(parameters=new_params)