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gh-101773: Optimize creation of Fractions in private methods #101780

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Merged
mdickinson merged 13 commits into from
Feb 27, 2023
Merged

gh-101773: Optimize creation of Fractions in private methods #101780

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9cc62f7
gh-101773: Optimize creation of Fraction's in private methods
skirpichev Feb 10, 2023
836d3a6
Merge branch 'main' into opt-fractions-new
skirpichev Feb 10, 2023
3625d34
Adjust signature of _from_pair() and add docstring
skirpichev Feb 11, 2023
9e66b5a
Use new helper in from_float/Decimal
skirpichev Feb 11, 2023
4324391
Restore back _normalize kwarg for the Fraction.__new__()
skirpichev Feb 11, 2023
b0dca38
Amend 3625d34155
skirpichev Feb 11, 2023
3a8506d
Nitpick on docstring (int's -> ints)
skirpichev Feb 27, 2023
13262af
Revert "Restore back _normalize kwarg for the Fraction.__new__()"
skirpichev Feb 27, 2023
4e8977a
Rename: _from_pair -> _from_coprime_ints
skirpichev Feb 27, 2023
57ac373
Merge branch 'main' into opt-fractions-new
skirpichev Feb 27, 2023
4b4a386
Update Misc/NEWS.d/next/Library/2023-02-10-11-59-13.gh-issue-101773.J…
skirpichev Feb 27, 2023
580b1be
+1
skirpichev Feb 27, 2023
53d5e94
Tweak docstring wording
mdickinson Feb 27, 2023
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Use new helper in from_float/Decimal
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@skirpichev
skirpichev committed Feb 11, 2023
commit 9e66b5a1c11ba432518acc23b17a7cf447870989
4 changes: 2 additions & 2 deletions Lib/fractions.py
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Original file line number Diff line number Diff line change
Expand Up @@ -300,7 +300,7 @@ def from_float(cls, f):
elif not isinstance(f, float):
raise TypeError("%s.from_float() only takes floats, not %r (%s)" %
(cls.__name__, f, type(f).__name__))
return cls(*f.as_integer_ratio())
return cls._from_pair(*f.as_integer_ratio())

@classmethod
def from_decimal(cls, dec):
Expand All @@ -312,7 +312,7 @@ def from_decimal(cls, dec):
raise TypeError(
"%s.from_decimal() only takes Decimals, not %r (%s)" %
(cls.__name__, dec, type(dec).__name__))
return cls(*dec.as_integer_ratio())
return cls._from_pair(*dec.as_integer_ratio())

@classmethod
def _from_pair(cls, numerator, denominator, /):
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