Iterate over all reaction ids the includes the given compound

def get_compound_reactions(self, compound_id):
        """Iterate over all reaction ids the includes the given compound"""
        if compound_id not in self._compound_set:
            raise ValueError('Compound not in model: {}'.format(compound_id))

        for reaction_id in self._database.get_compound_reactions(compound_id):
            if reaction_id in self._reaction_set:
                yield reaction_id