On Sep 23, 4:58 pm, Christian Heimes <[EMAIL PROTECTED]> wrote: > Rob Kirkpatrick wrote: > > I'm assuming this has been discussed before, but I'm lacking any > > Google keywords that bring up the appropriate discussion. > > You are looking for "mro" aka method resolution order. The inspect > module contains several helper functions to inspect a class hierarchy. > > The following interactive session should give you an impression how to > use the functions: > > >>> import inspect > >>> import pprint > >>> from sqlalchemy.types import DateTime > > >>> inspect.getmro(DateTime) > (<class 'sqlalchemy.types.DateTime'>, <class > 'sqlalchemy.types.TypeEngine'>, <class 'sqlalchemy.types.AbstractType'>, > <type 'object'> > >>> DateTime.__bases__ > (<class 'sqlalchemy.types.TypeEngine'>,) > > >>> pprint.pprint(inspect.getclasstree(inspect.getmro(DateTime))) > [(<type 'object'>, ()), > [(<class 'sqlalchemy.types.AbstractType'>, (<type 'object'>,)), > [(<class 'sqlalchemy.types.TypeEngine'>, > (<class 'sqlalchemy.types.AbstractType'>,)), > [(<class 'sqlalchemy.types.DateTime'>, > (<class 'sqlalchemy.types.TypeEngine'>,))]]]] > > >>> [cls for cls in inspect.getmro(DateTime) if hasattr(cls, '__init__')] > [<class 'sqlalchemy.types.DateTime'>, <class > 'sqlalchemy.types.TypeEngine'>, <class 'sqlalchemy.types.AbstractType'>, > <type 'object'>] > > >>> [cls for cls in inspect.getmro(DateTime) if hasattr(cls, 'adapt')] > [<class 'sqlalchemy.types.DateTime'>, <class 'sqlalchemy.types.TypeEngine'>]
Oh, yeah. That's the stuff! -- http://mail.python.org/mailman/listinfo/python-list
