create_index documentation and typing should allow a None name

[simark]

According to:

alembic/tests/test_op_naming_convention.py

Line 46 in 4fb3681

def test_add_index_name_is_none(self):

... it is valid to pass None as the name to the create_index operation. However, the documentation and typing do not reflect it:

alembic/alembic/op.pyi

Line 579 in 4fb3681

index_name: str,

[CaselIT]

Hi,

Thanks for reporting.

[sqla-tester]

CaselIT has proposed a fix for this issue in the main branch:

Improve typing to accomodate sqlalchemy v2 https://gerrit.sqlalchemy.org/c/sqlalchemy/alembic/+/4440