Method copy

mypy/partially_defined.py:211–216

(self)

        self.in_finally = False

    def copy(self) -> DefinedVariableTracker:
        result = DefinedVariableTracker()
        result.scopes = [s.copy() for s in self.scopes]
        result.disable_branch_skip = self.disable_branch_skip
        result.in_finally = self.in_finally
        return result

    def _scope(self) -> Scope:
        assert len(self.scopes) > 0