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#!/usr/bin/env python
import sys
def pairs(fin):
for c in fin.read():
bits = bin(ord(c))[2:].zfill(8)
while len(bits) >= 2:
yield bits[0:2]
bits = bits[2:]
def main(fin, fout):
bits = ""
for p in pairs(fin):
if p == "11" or p == "00":
continue
bits += p[0]
if len(bits) == 8:
fout.write(chr(int(bits, 2)))
bits = ""
if __name__=="__main__":
if len(sys.argv) == 1:
fin = sys.stdin
fout = sys.stdout
elif len(sys.argv) == 3:
fin = open(sys.argv[1], 'r')
fout = open(sys.argv[2], 'w')
print "working..."
else:
print "ERROR: wrong number of arguments (in_file + out_file OR none)"
main(fin, fout)
fin.close()
fout.close()
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