BiteSizedChunks.comLearn one small thing at a time.

Course contentsShow

744Why decorators
745First-class function recap
746Manual decoration
747`@decorator` syntax
748Writing a logging decorator
749Writing a timer decorator
750Preserving metadata with `functools.wraps`
751Decorators with arguments
752Stacking decorators
753Class-based decorators
754Decorating methods
755Decorating classes
756Common stdlib decorators
757Why context managers
758The `with` statement
759`__enter__` / `__exit__`
760Returning a value from `__enter__`
761Exception handling in `__exit__`
762Suppressing exceptions in `__exit__`
763`contextlib.contextmanager`
764`contextlib.closing`
765`contextlib.suppress`
766`ExitStack`
767Reentrant context managers

744Why decorators
745First-class function recap
746Manual decoration
747`@decorator` syntax
748Writing a logging decorator
749Writing a timer decorator
750Preserving metadata with `functools.wraps`
751Decorators with arguments
752Stacking decorators
753Class-based decorators
754Decorating methods
755Decorating classes
756Common stdlib decorators
757Why context managers
758The `with` statement
759`__enter__` / `__exit__`
760Returning a value from `__enter__`
761Exception handling in `__exit__`
762Suppressing exceptions in `__exit__`
763`contextlib.contextmanager`
764`contextlib.closing`
765`contextlib.suppress`
766`ExitStack`
767Reentrant context managers

Lesson 766 of 1,289·18. Decorators & Context ManagersPro lesson

`ExitStack`

Composing dynamic numbers of context managers.

This lesson is for subscribers

You've completed the free preview. Subscribe to unlock every lesson in every course.

See pricing Back to course