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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 _create_algo_bin(self, ro_rw_zi):
 """Create a binary blob of the flash algo which can execute from ram"""

        sect_ro, sect_rw, sect_zi = ro_rw_zi
        algo_size = sect_ro.length + sect_rw.length + sect_zi.length
        algo_data = bytearray(algo_size)
        for section in (sect_ro, sect_rw):
            start = section.start
            size = section.length
            data = section.data
            assert len(data) == size
            algo_data[start:start + size] = data
        return algo_data