def decode(input, output):
    """Decode a file."""
    while True:
        line = input.readline()
        if not line:
            break
        s = binascii.a2b_base64(line)
        output.write(s)
def decode(input, output):
    """Decode a file."""
    while True:
        line = input.readline()
        if not line:
            break
        s = binascii.a2b_base64(line)
        output.write(s)
def decode ( input , output ) : while True : line = input . readline ( ) if not line : break s = binascii . a2b_base64 ( line ) output . write ( s )
Decode a file.
Decode a file .