def visit_Assign(self, node):
        self.generic_visit(node)

        if node.col_offset == 0:
            mnode = ast.Module(body=[node])
            code = compile(mnode, "<ast>", "exec")
            try:
                exec(code, self.globals_)
            except Exception:
                pass
        self.globals_.pop("__builtins__", None)
        self.globals_.pop("builtins", None)
Fetch instance from the datastore of a specific Model type using key.
dataset/ETHPy150Open openstack/rally/tests/unit/test_mock.py/FuncMockArgsDecoratorsChecker.visit_Assign--crossover with--dataset/ETHPy150Open AppScale/appscale/AppServer/google/appengine/ext/db/__init__.py/Model.get