¡@
python Programming Glossary: backrefMatch exactly N repetitions of the same character http://stackoverflow.com/questions/10319696/match-exactly-n-repetitions-of-the-same-character expression engines are broken in that you can't use backreferences in a lookbehind assertion. Lookbehind assertions are.. compilers aren't smart enough to infer that it is when a backreference is used even though like in this case the backref is of.. a backreference is used even though like in this case the backref is of constant length . We have to handhold the regex compiler..
SQLAlchemy: Relation table with composite primary key http://stackoverflow.com/questions/10525797/sqlalchemy-relation-table-with-composite-primary-key workflows actions relationship Action order_by Action.name backref workflow class Action Base __table__ actions children relationship.. actions.c.name action_dependencies.c.child_action backref parents So in my system each action is uniquely identified.. workflows actions relationship Action order_by Action.name backref workflow class Action Base __table__ actions children relationship..
Creating self-referential tables with polymorphism in SQLALchemy http://stackoverflow.com/questions/2863336/creating-self-referential-tables-with-polymorphism-in-sqlalchemy Integer DateTime from sqlalchemy.orm import relation backref from sqlalchemy.ext.declarative import declarative_base Base.. attached_to_id primaryjoin attached_to_id Entity.id backref backref 'comments' cascade all delete orphan text Column Unicode.. primaryjoin attached_to_id Entity.id backref backref 'comments' cascade all delete orphan text Column Unicode 255..
Python - SqlAlchemy. How to relate tables from different modules or files? http://stackoverflow.com/questions/3357825/python-sqlalchemy-how-to-relate-tables-from-different-modules-or-files String 100 items relation Item secondary channel_items backref channels Item.py Different file but in the same module class..
SQLAlchemy ordering by count on a many to many relationship http://stackoverflow.com/questions/5973553/sqlalchemy-ordering-by-count-on-a-many-to-many-relationship db.String 255 likes db.relationship 'User' secondary like backref db.backref 'likes' lazy 'dynamic' lazy 'dynamic' I'm trying.. 255 likes db.relationship 'User' secondary like backref db.backref 'likes' lazy 'dynamic' lazy 'dynamic' I'm trying to order Post.. db.String 255 likes db.relationship 'User' secondary likes backref db.backref 'posts' lazy 'dynamic' def __repr__ self return Post..
SQLAlchemy classes across files http://stackoverflow.com/questions/7478403/sqlalchemy-classes-across-files A id Column Integer primary_key True Bs relationship B backref A.id Cs relationship C backref A.id B.py from sqlalchemy import.. True Bs relationship B backref A.id Cs relationship C backref A.id B.py from sqlalchemy import from main import Base class.. declarative_base from sqlalchemy.orm import relationship backref sessionmaker Base declarative_base import A import B import..
How to integrate SQLAlchemy and a subclassed Numpy.ndarray smoothly and in a pythonic way? http://stackoverflow.com/questions/8940802/how-to-integrate-sqlalchemy-and-a-subclassed-numpy-ndarray-smoothly-and-in-a-pyt container_object relationship Container uselist False backref 'dto_numpy_objects' def __init__ self amount name None self.amount.. def getDTO self return self._dto In order to use the backref container_object also from MyNumpy implement it as a wrapper.. container_object relationship Container uselist False backref 'dto_numpy_objects' def __init__ self amount name None self.amount..
|