Notice: Over the next few months, we're reorganizing the App Engine documentation site to make it easier to find content and better align with the rest of Google Cloud products. The same content will be available, but the navigation will now match the rest of the Cloud products.

Python 3.10 is now generally available.


Sends email to administrators on behalf of the application.

sender Sender email address as it appears in the 'From' email line.
subject Message subject string.
body Plain-text body.
make_sync_call Function used to make a sync call to an API proxy.
**kw Keyword arguments that are compatible with the EmailMessage keyword based constructor.

InvalidEmailError If an invalid email address was specified.