def coll(self, alias):
if alias is not None:
conn = get_connection(alias=alias)
else:
conn = get_connection()
return conn[self.__klass__.__collection__]
def coll(self, alias=None):
if alias is not None:
conn = get_connection(alias=alias)
elif self.__klass__.__alias__ is not None:
conn = get_connection(alias=self.__klass__.__alias__)
else:
conn = get_connection()
return conn[self.__klass__.__collection__]