v0.2.4

What's Changed

• Use strict mypy by @circuitsacul in #23
• Add test to test importation by @circuitsacul in #24
• Update mypy requirement from ^0.931 to ^0.940 by @dependabot in #25
• Update mypy requirement from ^0.940 to ^0.941 by @dependabot in #26
• Fix linter configs by @circuitsacul in #27
• Only call dict.keys() once by @circuitsacul in #32
• Clarify the docstring for NoResponse by @circuitsacul in #33
• Callback future by @circuitsacul in #35
• Use slots for _TaskWrapper and Callback by @circuitsacul in #36

Full Changelog: v0.2.3...v0.2.4