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gh-109218: Deprecate weird cases in the complex() constructor #119620

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Merged
merged 13 commits into from
May 30, 2024
Merged

gh-109218: Deprecate weird cases in the complex() constructor #119620

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9035969
gh-109218: Deprecate weird cases in the complex() constructor
serhiy-storchaka May 27, 2024
c35779b
gh-109218: Refactor tests for the complex() constructor
serhiy-storchaka May 27, 2024
607e2d5
Merge branch 'main' into complex-constructor-tests
serhiy-storchaka May 28, 2024
d7b2c2f
Merge branch 'main' into complex-constructor
serhiy-storchaka May 28, 2024
d7a9120
Merge branch 'complex-constructor-tests' into complex-constructor
serhiy-storchaka May 28, 2024
537cc4e
Address review comments.
serhiy-storchaka May 28, 2024
e8b6ba9
Add more tests.
serhiy-storchaka May 28, 2024
ddfed7b
Merge branch 'complex-constructor-tests' into complex-constructor
serhiy-storchaka May 28, 2024
9e66399
Simplify some code.
serhiy-storchaka May 28, 2024
573b2cd
Add comments.
serhiy-storchaka May 28, 2024
14598f0
Polishing.
serhiy-storchaka May 29, 2024
90029cf
Rename Mock to With.
serhiy-storchaka May 30, 2024
2a60cc8
Merge branch 'main' into complex-constructor
serhiy-storchaka May 30, 2024
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Rename Mock to With.
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@serhiy-storchaka
serhiy-storchaka committed May 30, 2024
commit 90029cf3e3314a56f404df1716582c0b4a780668
68 changes: 34 additions & 34 deletions Lib/test/test_complex.py
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Original file line number Diff line number Diff line change
Expand Up @@ -21,13 +21,13 @@
(1, 0+0j),
)

class MockIndex:
class WithIndex:
def __init__(self, value):
self.value = value
def __index__(self):
return self.value

class MockFloat:
class WithFloat:
def __init__(self, value):
self.value = value
def __float__(self):
Expand All @@ -36,7 +36,7 @@ def __float__(self):
class ComplexSubclass(complex):
pass

class MockComplex:
class WithComplex:
def __init__(self, value):
self.value = value
def __complex__(self):
Expand Down Expand Up @@ -372,7 +372,7 @@ def check(z, x, y):
check(complex(4.25+0j), 4.25, 0.0)
check(complex(4.25+0.5j), 4.25, 0.5)
check(complex(ComplexSubclass(4.25+0.5j)), 4.25, 0.5)
check(complex(MockComplex(4.25+0.5j)), 4.25, 0.5)
check(complex(WithComplex(4.25+0.5j)), 4.25, 0.5)

check(complex(1, 10), 1.0, 10.0)
check(complex(1, 10.0), 1.0, 10.0)
Expand All @@ -389,8 +389,8 @@ def check(z, x, y):
"argument 'real' must be a real number, not .*ComplexSubclass"):
check(complex(ComplexSubclass(4.25+0j), 0), 4.25, 0.0)
with self.assertWarnsRegex(DeprecationWarning,
"argument 'real' must be a real number, not .*MockComplex"):
check(complex(MockComplex(4.25+0j), 0), 4.25, 0.0)
"argument 'real' must be a real number, not .*WithComplex"):
check(complex(WithComplex(4.25+0j), 0), 4.25, 0.0)
with self.assertWarnsRegex(DeprecationWarning,
"argument 'real' must be a real number, not complex"):
check(complex(4.25j, 0), 0.0, 4.25)
Expand All @@ -404,8 +404,8 @@ def check(z, x, y):
"argument 'imag' must be a real number, not .*ComplexSubclass"):
check(complex(0, ComplexSubclass(4.25+0j)), 0.0, 4.25)
with self.assertRaisesRegex(TypeError,
"argument 'imag' must be a real number, not .*MockComplex"):
complex(0, MockComplex(4.25+0j))
"argument 'imag' must be a real number, not .*WithComplex"):
complex(0, WithComplex(4.25+0j))
with self.assertWarnsRegex(DeprecationWarning,
"argument 'imag' must be a real number, not complex"):
check(complex(0.0, 4.25j), -4.25, 0.0)
Expand Down Expand Up @@ -467,13 +467,13 @@ def check(z, x, y):
"argument 'imag' must be a real number, not str",
complex, 0, '1')

self.assertRaises(TypeError, complex, MockComplex(1.5))
self.assertRaises(TypeError, complex, MockComplex(1))
self.assertRaises(TypeError, complex, MockComplex(None))
self.assertRaises(TypeError, complex, MockComplex(4.25+0j), object())
self.assertRaises(TypeError, complex, MockComplex(1.5), object())
self.assertRaises(TypeError, complex, MockComplex(1), object())
self.assertRaises(TypeError, complex, MockComplex(None), object())
self.assertRaises(TypeError, complex, WithComplex(1.5))
self.assertRaises(TypeError, complex, WithComplex(1))
self.assertRaises(TypeError, complex, WithComplex(None))
self.assertRaises(TypeError, complex, WithComplex(4.25+0j), object())
self.assertRaises(TypeError, complex, WithComplex(1.5), object())
self.assertRaises(TypeError, complex, WithComplex(1), object())
self.assertRaises(TypeError, complex, WithComplex(None), object())

class EvilExc(Exception):
pass
Expand All @@ -484,25 +484,25 @@ def __complex__(self):

self.assertRaises(EvilExc, complex, evilcomplex())

check(complex(MockFloat(4.25)), 4.25, 0.0)
check(complex(MockFloat(4.25), 1.5), 4.25, 1.5)
check(complex(1.5, MockFloat(4.25)), 1.5, 4.25)
self.assertRaises(TypeError, complex, MockFloat(42))
self.assertRaises(TypeError, complex, MockFloat(42), 1.5)
self.assertRaises(TypeError, complex, 1.5, MockFloat(42))
self.assertRaises(TypeError, complex, MockFloat(None))
self.assertRaises(TypeError, complex, MockFloat(None), 1.5)
self.assertRaises(TypeError, complex, 1.5, MockFloat(None))

check(complex(MockIndex(42)), 42.0, 0.0)
check(complex(MockIndex(42), 1.5), 42.0, 1.5)
check(complex(1.5, MockIndex(42)), 1.5, 42.0)
self.assertRaises(OverflowError, complex, MockIndex(2**2000))
self.assertRaises(OverflowError, complex, MockIndex(2**2000), 1.5)
self.assertRaises(OverflowError, complex, 1.5, MockIndex(2**2000))
self.assertRaises(TypeError, complex, MockIndex(None))
self.assertRaises(TypeError, complex, MockIndex(None), 1.5)
self.assertRaises(TypeError, complex, 1.5, MockIndex(None))
check(complex(WithFloat(4.25)), 4.25, 0.0)
check(complex(WithFloat(4.25), 1.5), 4.25, 1.5)
check(complex(1.5, WithFloat(4.25)), 1.5, 4.25)
self.assertRaises(TypeError, complex, WithFloat(42))
self.assertRaises(TypeError, complex, WithFloat(42), 1.5)
self.assertRaises(TypeError, complex, 1.5, WithFloat(42))
self.assertRaises(TypeError, complex, WithFloat(None))
self.assertRaises(TypeError, complex, WithFloat(None), 1.5)
self.assertRaises(TypeError, complex, 1.5, WithFloat(None))

check(complex(WithIndex(42)), 42.0, 0.0)
check(complex(WithIndex(42), 1.5), 42.0, 1.5)
check(complex(1.5, WithIndex(42)), 1.5, 42.0)
self.assertRaises(OverflowError, complex, WithIndex(2**2000))
self.assertRaises(OverflowError, complex, WithIndex(2**2000), 1.5)
self.assertRaises(OverflowError, complex, 1.5, WithIndex(2**2000))
self.assertRaises(TypeError, complex, WithIndex(None))
self.assertRaises(TypeError, complex, WithIndex(None), 1.5)
self.assertRaises(TypeError, complex, 1.5, WithIndex(None))

class MyInt:
def __int__(self):
Expand Down