Implement ExecuteSQLOp.to_diff_tuple, fixes #1335

[BayerSe]

Description

This implements ExecuteSQLOp.to_diff_tuple, which is necessary when custom SQL statements are added to the diff stream via some hook.

Checklist

This pull request is:

• [ ] A documentation / typographical error fix
  • Good to go, no issue or tests are needed
• [x] A short code fix
  • please include the issue number, and create an issue if none exists, which must include a complete example of the issue. one line code fixes without an issue and demonstration will not be accepted.
  • Please include: Fixes: #<issue number> in the commit message
  • please include tests. one line code fixes without tests will not be accepted.
• [ ] A new feature implementation
  • please include the issue number, and create an issue if none exists, which must include a complete example of how the feature would look.
  • Please include: Fixes: #<issue number> in the commit message
  • please include tests.

Have a nice day!

[sqla-tester]

New Gerrit review created for change 4ec6638bc28d048da5745e854e584fb3581af9c2: https://gerrit.sqlalchemy.org/c/sqlalchemy/alembic/+/4914

[zzzeek]

great, looks like you filled out the whole format/changelog, thanks

[zzzeek]

this is currently failing CI for a few small reasons - are you able to check out the failures for SQLA 1.3 and pep8 over at https://gerrit.sqlalchemy.org/c/sqlalchemy/alembic/+/4914 on the left side?

[BayerSe]

@zzzeek should be fixed now, can you please trigger another CI run?

[sqla-tester]

Patchset c5e217e99d0fae87ccc89fc57c71e1c07c57ea97 added to existing Gerrit review https://gerrit.sqlalchemy.org/c/sqlalchemy/alembic/+/4914

[sqla-tester]

Gerrit review https://gerrit.sqlalchemy.org/c/sqlalchemy/alembic/+/4914 has been merged. Congratulations! :)