def unref_alias(self, alias, amount=1):
        self.alias_refcount[alias] -= amount
Yield the name of the macro based on the class name.
dataset/ETHPy150Open django/django/django/db/models/sql/query.py/Query.unref_alias--crossover with--dataset/ETHPy150Open edgewall/trac/trac/wiki/macros.py/WikiMacroBase.get_macros