Documentation

The documentation for theemail.headerregistry module say that theparse() method of custom header classes must ensure thatkwds contains the keysdecoded anddefects:

However, there is a third key required,parse_tree, as mentioned in the source code:

The documentation should mention this required key as well. Ideally, it would also explain what its content should be.

Linked PRs

• gh-123138: Updated email.headerregistry docs to include required keyword parse_tree #134450