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[3.12] gh-107805: Fix signatures of module-level generated functions in turtle (GH-107807) (#108749)

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gh-107805: Fix signatures of module-level generated functions in `turtle` (GH-107807)
(cherry picked from commit 044b8b3b6a)

Co-authored-by: Nikita Sobolev <mail@sobolevn.me>
Co-authored-by: Alex Waygood <Alex.Waygood@Gmail.com>
This commit is contained in:
Miss Islington (bot) 2023-09-01 06:32:35 -07:00 • committed by GitHub
parent 1e15c1501c
commit 56683097f4
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3 changed files with 45 additions and 19 deletions
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43
Lib/turtle.py
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@ -3951,28 +3951,33 @@ def getmethparlist(ob):
function definition and the second is suitable for use in function
call. The "self" parameter is not included.
"""
defText = callText = ""
orig_sig = inspect.signature(ob)
# bit of a hack for methods - turn it into a function
# but we drop the "self" param.
# Try and build one for Python defined functions
args, varargs, varkw = inspect.getargs(ob.__code__)
items2 = args[1:]
realArgs = args[1:]
defaults = ob.__defaults__ or []
defaults = ["=%r" % (value,) for value in defaults]
defaults = [""] * (len(realArgs)-len(defaults)) + defaults
items1 = [arg + dflt for arg, dflt in zip(realArgs, defaults)]
if varargs is not None:
items1.append("*" + varargs)
items2.append("*" + varargs)
if varkw is not None:
items1.append("**" + varkw)
items2.append("**" + varkw)
defText = ", ".join(items1)
defText = "(%s)" % defText
callText = ", ".join(items2)
callText = "(%s)" % callText
return defText, callText
func_sig = orig_sig.replace(
parameters=list(orig_sig.parameters.values())[1:],
)
call_args = []
for param in func_sig.parameters.values():
match param.kind:
case (
inspect.Parameter.POSITIONAL_ONLY
| inspect.Parameter.POSITIONAL_OR_KEYWORD
):
call_args.append(param.name)
case inspect.Parameter.VAR_POSITIONAL:
call_args.append(f'*{param.name}')
case inspect.Parameter.KEYWORD_ONLY:
call_args.append(f'{param.name}={param.name}')
case inspect.Parameter.VAR_KEYWORD:
call_args.append(f'**{param.name}')
case _:
raise RuntimeError('Unsupported parameter kind', param.kind)
call_text = f'({', '.join(call_args)})'
return str(func_sig), call_text
def _turtle_docrevise(docstr):
"""To reduce docstrings from RawTurtle class for functions