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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 combine_bytes(bytearr):
 """Given some bytes, join them together to make one long binary (e.g. 00001000 00000000 -> 0000100000000000) :param bytearr: :return: """

    bytes_count = len(bytearr)
    result = 0b0
    for index, byt in enumerate(bytearr):
        offset_bytes = bytes_count - index - 1
        result += byt << (8 * offset_bytes)
    return result