forked from s434596/CatOrNot
34 lines
698 B
Python
34 lines
698 B
Python
|
#
|
||
|
# This file is part of pyasn1 software.
|
||
|
#
|
||
|
# Copyright (c) 2005-2018, Ilya Etingof <etingof@gmail.com>
|
||
|
# License: http://snmplabs.com/pyasn1/license.html
|
||
|
#
|
||
|
from sys import version_info
|
||
|
|
||
|
if version_info[0:2] < (2, 6):
|
||
|
def bin(value):
|
||
|
bitstring = []
|
||
|
|
||
|
if value > 0:
|
||
|
prefix = '0b'
|
||
|
elif value < 0:
|
||
|
prefix = '-0b'
|
||
|
value = abs(value)
|
||
|
else:
|
||
|
prefix = '0b0'
|
||
|
|
||
|
while value:
|
||
|
if value & 1 == 1:
|
||
|
bitstring.append('1')
|
||
|
else:
|
||
|
bitstring.append('0')
|
||
|
|
||
|
value >>= 1
|
||
|
|
||
|
bitstring.reverse()
|
||
|
|
||
|
return prefix + ''.join(bitstring)
|
||
|
else:
|
||
|
bin = bin
|