def get_type(self):
if self.total_size() == <NUM_LIT:0>:<EOL><INDENT>return CONSTANT_TYPE_NULL<EOL><DEDENT>return unpack_from(FMT_BE_INT, self._buffer, TYPE_OFFSET)[<NUM_LIT:0>]<EOL>
Returns serialization type of binary form.

:return: Serialization type of binary form.