8000 object.__getstate__ by youknowone · Pull Request #5342 · RustPython/RustPython · GitHub
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object.__getstate__ #5342

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Merged
merged 6 commits into from
Jun 22, 2024
Merged

object.__getstate__ #5342

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64cff17
pymethod(raw)
youknowone Jun 21, 2024
f5c1596
PyCFunction_GET_SELF
youknowone Jun 21, 2024
9d33990
object.__getstate__
youknowone Jun 21, 2024
dd15ae5
Unmark successful tests
youknowone Jun 21, 2024
17852b7
mark hanging test
youknowone Jun 21, 2024
1333688
update copyreg from CPython 3.12.3
Jun 22, 2024
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update copyreg from CPython 3.12.3
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@youknowone
CPython Developers authored and youknowone committed Jun 22, 2024
commit 1333688a4eae08cc7e0dc04b6aba47ebffe27f93
24 changes: 16 additions & 8 deletions Lib/copyreg.py
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Original file line number Diff line number Diff line change
Expand Up @@ -25,16 +25,16 @@ def constructor(object):

# Example: provide pickling support for complex numbers.

try:
complex
except NameError:
pass
else:
def pickle_complex(c):
return complex, (c.real, c.imag)

def pickle_complex(c):
return complex, (c.real, c.imag)
pickle(complex, pickle_complex, complex)

pickle(complex, pickle_complex, complex)
def pickle_union(obj):
import functools, operator
return functools.reduce, (operator.or_, obj.__args__)

pickle(type(int | str), pickle_union)

# Support for pickling new-style objects

Expand All @@ -48,6 +48,7 @@ def _reconstructor(cls, base, state):
return obj

_HEAPTYPE = 1<<9
_new_type = type(int.__new__)

# Python code for object.__reduce_ex__ for protocols 0 and 1

Expand All @@ -57,6 +58,9 @@ def _reduce_ex(self, proto):
for base in cls.__mro__:
if hasattr(base, '__flags__') and not base.__flags__ & _HEAPTYPE:
break
new = base.__new__
if isinstance(new, _new_type) and new.__self__ is base:
break
else:
base = object # not really reachable
if base is object:
Expand All @@ -79,6 +83,10 @@ def _reduce_ex(self, proto):
except AttributeError:
dict = None
else:
if (type(self).__getstate__ is object.__getstate__ and
getattr(self, "__slots__", None)):
raise TypeError("a class that defines __slots__ without "
"defining __getstate__ cannot be pickled")
dict = getstate()
if dict:
return _reconstructor, args, dict
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