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complex() was the only numeric constructor that created a new instance

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when given its own type as an argument.
This commit is contained in:
Raymond Hettinger 2002-08-29 14:22:51 +00:00
parent 18bd11205d
commit 604cd6ae79
2 changed files with 13 additions and 0 deletions
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4
Lib/test/test_b1.py
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@ -140,6 +140,10 @@ if complex(0.0, 3.14) != 3.14j: raise TestFailed, 'complex(0.0, 3.14)'
if complex("1") != 1+0j: raise TestFailed, 'complex("1")'
if complex("1j") != 1j: raise TestFailed, 'complex("1j")'
c = 3.14 + 1j
if complex(c) is not c: raise TestFailed, 'complex(3.14+1j) changed identity'
del c
try: complex("1", "1")
except TypeError: pass
else: raise TestFailed, 'complex("1", "1")'