Commit Graph

1 Commits (1f9da61bce9cde0a6653b8c89113b4c73acaf99b)

Author SHA1 Message Date
Matt Martz 9773a1f289
Add a Singleton metaclass, use it with Display (#48935)
* Add a Singleton class, use it with Display

* update six import

* Move remaining failes to display singleton

* Fix rebase issues

* Singleton improvements

* Add code-smell for 'from __main__ import display'. ci_complete

* s/self/cls/g

* Add docs for no-main-display

* Address linting issues

* Add changelog fragment. ci_complete

* Implement reentrant lock for class instantiation in Singleton

* Add Display singleton porting guide
6 years ago