Update python_web_app.rst
@@ -86,7 +86,7 @@ http://0.0.0.0:5000/" in the log output.
.. code-block:: bash
- WEB_PORT=$(docker port $WEB_WORKER 5000)
+ WEB_PORT=$(sudo docker port $WEB_WORKER 5000)
Look up the public-facing port which is NAT-ed. Find the private port
used by the container and store it inside of the WEB_PORT variable.