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Issue #27601: Merge from 3.5

This commit is contained in:
Berker Peksag 2016-07-25 04:56:19 +03:00
parent ced8d4c6eb aa46bd461c
commit 3b055b5960
1 changed files with 11 additions and 11 deletions
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22
Doc/library/stdtypes.rst
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@ -692,16 +692,16 @@ number, :class:`float`, or :class:`complex`::
m, n = m // P, n // P
if n % P == 0:
hash_ = sys.hash_info.inf
hash_value = sys.hash_info.inf
else:
# Fermat's Little Theorem: pow(n, P-1, P) is 1, so
# pow(n, P-2, P) gives the inverse of n modulo P.
hash_ = (abs(m) % P) * pow(n, P - 2, P) % P
hash_value = (abs(m) % P) * pow(n, P - 2, P) % P
if m < 0:
hash_ = -hash_
if hash_ == -1:
hash_ = -2
return hash_
hash_value = -hash_value
if hash_value == -1:
hash_value = -2
return hash_value
def hash_float(x):
"""Compute the hash of a float x."""
@ -716,13 +716,13 @@ number, :class:`float`, or :class:`complex`::
def hash_complex(z):
"""Compute the hash of a complex number z."""
hash_ = hash_float(z.real) + sys.hash_info.imag * hash_float(z.imag)
hash_value = hash_float(z.real) + sys.hash_info.imag * hash_float(z.imag)
# do a signed reduction modulo 2**sys.hash_info.width
M = 2**(sys.hash_info.width - 1)
hash_ = (hash_ & (M - 1)) - (hash & M)
if hash_ == -1:
hash_ == -2
return hash_
hash_value = (hash_value & (M - 1)) - (hash_value & M)
if hash_value == -1:
hash_value = -2
return hash_value
.. _typeiter: