def _get_all(self, _type):
if _type not in self.modules:<EOL><INDENT>raise ValueError("<STR_LIT>" % _type)<EOL><DEDENT>if not self.insts_implementing.get(_type, None):<EOL><INDENT>raise ValueError("<STR_LIT>" % _type)<EOL><DEDENT>return self.insts_implementing[_type]<EOL>
Gets all instances implementing type <_type>