def _is_64bit_windows():
p = sys.platform
from win32process import IsWow64Process
if p == 'win64' or (p == 'win32' and IsWow64Process()): return True
elif p == 'win32': return False
else:
raise Exception(
_("WindowsDistribution may only be used on the Windows platform"
))
try:
_uname = os.uname()
# On Darwin, machine is wrong.
if _uname[0] == 'Darwin' and _uname[-1] == 'i386':
_cpu64 = os.popen('sysctl -n hw.cpu64bit_capable 2>&1').next().strip()
if _cpu64 == '1':
_uname = tuple(list(_uname[:-1]) + ['x86_64'])
except AttributeError:
# No uname. Probably Windows.
import sys
p = sys.platform
if p == 'win64':
_uname = ('Windows', 'x86_64')
elif p == 'win32':
from win32process import IsWow64Process
if IsWow64Process():
_uname = ('Windows', 'x86_64')
else:
_uname = ('Windows', 'i486')
else:
_uname = (p, 'i486')
def canonicalize_os(os_):
"""@type os_: str
@rtype: str"""
if os_.startswith('CYGWIN_NT'):
os_ = 'Cygwin'
elif os_ == 'SunOS':
os_ = 'Solaris'
return os_