Calendar Week 8 — Ending 27 February

Triaged:

• https://code.djangoproject.com/ticket/33540 -- get_context_data() is not being called when overriding LoginView (needsinfo)
• https://code.djangoproject.com/ticket/33522 -- Unexpected behaviour when logging in (Invalid)
• https://code.djangoproject.com/ticket/33532 -- Micro-optimisation: Special-case dictionaries for CaseInsensitiveMapping. (Accepted)
• https://code.djangoproject.com/ticket/33331 -- Improve exception handling with `cursor.close()` after errors (needsinfo)

Reviewed:

• https://github.com/django/django/pull/15462 -- Optimized docs images.
• https://github.com/django/django/pull/15458 -- Refs #33328 -- Added some advice regarding handling formset:added/removed in 3rd party libraries
• https://github.com/django/django/pull/15457 -- Refs #31169 -- Added DatabaseCreation.setup_worker_connection() hook.
• https://github.com/django/django/pull/15217 -- Fixed #28889 -- Prevented double submission of admin forms.
• https://github.com/django/django/pull/15421 -- Fixed #31169 -- Adapted the parallel test runner to use spawn.
• https://github.com/django/django/pull/14843 -- Add async-compatible interface to QuerySet
• https://github.com/django/django/pull/15233 -- Fixed #33328 -- Transformed formset:added/removed to native JS events.
• https://github.com/django/django/pull/15140 -- Make filesystem-based template loader faster.