def _get_specification_positions(self):
start = -<NUM_LIT:1><EOL>for (i, line) in enumerate(self._routine_source_code_lines):<EOL><INDENT>if self._is_start_of_stored_routine(line):<EOL><INDENT>start = i<EOL><DEDENT><DEDENT>end = -<NUM_LIT:1><EOL>for (i, line) in enumerate(self._routine_source_code_lines):<EOL><INDENT>if self._is_start_of_stored_routine_body(line):<EOL><INDENT>end = i - <NUM_LIT:1><EOL><DEDENT><DEDENT>return start, end<EOL>
Returns a tuple with the start and end line numbers of the stored routine specification.

:rtype: tuple