diff options
| -rw-r--r-- | Doc/library/asyncio-stream.rst | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/Doc/library/asyncio-stream.rst b/Doc/library/asyncio-stream.rst index 533bdec..3b3c68a 100644 --- a/Doc/library/asyncio-stream.rst +++ b/Doc/library/asyncio-stream.rst @@ -295,7 +295,8 @@ StreamWriter The method closes the stream and the underlying socket. - The method should be used along with the ``wait_closed()`` method:: + The method should be used, though not mandatory, + along with the ``wait_closed()`` method:: stream.close() await stream.wait_closed() @@ -372,7 +373,8 @@ StreamWriter Wait until the stream is closed. Should be called after :meth:`close` to wait until the underlying - connection is closed. + connection is closed, ensuring that all data has been flushed + before e.g. exiting the program. .. versionadded:: 3.7 @@ -402,6 +404,7 @@ TCP echo client using the :func:`asyncio.open_connection` function:: print('Close the connection') writer.close() + await writer.wait_closed() asyncio.run(tcp_echo_client('Hello World!')) @@ -434,6 +437,7 @@ TCP echo server using the :func:`asyncio.start_server` function:: print("Close the connection") writer.close() + await writer.wait_closed() async def main(): server = await asyncio.start_server( @@ -490,6 +494,7 @@ Simple example querying HTTP headers of the URL passed on the command line:: # Ignore the body, close the socket writer.close() + await writer.wait_closed() url = sys.argv[1] asyncio.run(print_http_headers(url)) @@ -535,6 +540,7 @@ Coroutine waiting until a socket receives data using the # Got data, we are done: close the socket print("Received:", data.decode()) writer.close() + await writer.wait_closed() # Close the second socket wsock.close() |