我们从Python开源项目中,提取了以下27个代码示例,用于说明如何使用sqlalchemy.exc.UnboundExecutionError()。
def _get_db_session(): 'we can call this from scripts to access valid DBSession' # not sure we want to do it this way - but let's use for now session = DBSession() try: eng = session.get_bind() if eng.url.database.split(os.path.sep)[-2:] != [__module_folder__, _db_file]: raise UnboundExecutionError except UnboundExecutionError: session.bind = create_engine('sqlite:///' + _db_file_path) return session
def __eq__(self, other): """'Deep, sparse compare. Deeply compare two entities, following the non-None attributes of the non-persisted object, if possible. """ if other is self: return True elif not self.__class__ == other.__class__: return False if id(self) in _recursion_stack: return True _recursion_stack.add(id(self)) try: # pick the entity that's not SA persisted as the source try: self_key = sa.orm.attributes.instance_state(self).key except sa.orm.exc.NO_STATE: self_key = None if other is None: a = self b = other elif self_key is not None: a = other b = self else: a = self b = other for attr in list(a.__dict__): if attr.startswith('_'): continue value = getattr(a, attr) try: # handle lazy loader errors battr = getattr(b, attr) except (AttributeError, sa_exc.UnboundExecutionError): return False if hasattr(value, '__iter__'): if hasattr(value, '__getitem__') and not hasattr( value, 'keys'): if list(value) != list(battr): return False else: if set(value) != set(battr): return False else: if value is not None and value != battr: return False return True finally: _recursion_stack.remove(id(self))
def __eq__(self, other): """'Deep, sparse compare. Deeply compare two entities, following the non-None attributes of the non-persisted object, if possible. """ if other is self: return True elif not self.__class__ == other.__class__: return False if id(self) in _recursion_stack: return True _recursion_stack.add(id(self)) try: # pick the entity thats not SA persisted as the source try: self_key = sa.orm.attributes.instance_state(self).key except sa.orm.exc.NO_STATE: self_key = None if other is None: a = self b = other elif self_key is not None: a = other b = self else: a = self b = other for attr in a.__dict__.keys(): if attr.startswith('_'): continue value = getattr(a, attr) try: # handle lazy loader errors battr = getattr(b, attr) except (AttributeError, sa_exc.UnboundExecutionError): return False if hasattr(value, '__iter__'): if list(value) != list(battr): return False else: if value is not None and value != battr: return False return True finally: _recursion_stack.remove(id(self))