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.

google.appengine.datastore.datastore_stub_util.CheckValidUTF8

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Check that the given string is valid UTF-8.

string the string to validate.
desc a description of the string being validated.

apiproxy_errors.ApplicationError if the string is not valid UTF-8.