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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def allZero(buffer):
 """ Tries to determine if a buffer is empty. @type buffer: str @param buffer: Buffer to test if it is empty. @rtype: bool @return: C{True} if the given buffer is empty, i.e. full of zeros, C{False} if it doesn't. """

    allZero = True
    for byte in buffer:
        if byte != "\x00":
            allZero = False
            break
    return allZero