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42 lines
No EOL
1.1 KiB
Python
Executable file
42 lines
No EOL
1.1 KiB
Python
Executable file
#! /usr/local/bin/python
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# -*- coding: utf-8 -*-
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def a2bits(chars):
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"""
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Convert a string to its bits representation as a string of 0's and 1's.
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>>> a2bits("Hello World!")
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'010010000110010101101100011011000110111100100000010101110110111101110010011011000110010000100001'
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"""
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return bin(reduce(lambda x, y : (x<<8)+y, (ord(c) for c in chars), 1))[3:]
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def a2bits_list(chars):
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"""
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Convert a string to its bits representation as a list of 0's and 1's.
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>>> a2bits_list("Hello Word!")
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['01001000',
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'01100101',
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'01101100',
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'01101100',
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'01101111',
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'00100000',
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'01010111',
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'01101111',
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'01110010',
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'01101100',
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'01100100',
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'00100001']
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>>> "".join(a2bits_list("Hello World!"))
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'010010000110010101101100011011000110111100100000010101110110111101110010011011000110010000100001'
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"""
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return [bin(ord(x))[2:].rjust(8,"0") for x in chars]
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def bs(s):
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"""
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Convert an int to its bits representation as a string of 0's and 1's.
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"""
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return str(s) if s<=1 else bs(s>>1) + str(s&1) |