def get_input_score_start_range(self):
<EOL>if self._my_map['<STR_LIT>'] is None:<EOL><INDENT>return None<EOL><DEDENT>else:<EOL><INDENT>return Decimal(str(self._my_map['<STR_LIT>']))<EOL><DEDENT>
Gets the low end of the input score range equivalent to this grade.

        return: (decimal) - the start range
        *compliance: mandatory -- This method must be implemented.*