community.general/changelogs/fragments/display-singleton.yaml

minor_changes:
- Display - Add a ``Singleton`` metaclass and apply it to ``Display`` to remove the need of using ``__main__.Display`` as a pseudo singleton
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 2018-11-20 23:06:51 +00:00			`minor_changes:`
			- Display - Add a ``Singleton`` metaclass and apply it to ``Display`` to remove the need of using ``__main__.Display`` as a pseudo singleton