Fix downloading data on import bug

What's Changed

• Add pre-commit to dev dependencies by @paddyroddy in #312
• Make mypy strict by @paddyroddy in #313
• Multi-line basic string with whitespace trimming by @paddyroddy in #314
• Fix running mypy . without pre-commit by @paddyroddy in #315
• Disable disallow_any_generics for mypy by @paddyroddy in #316
• Disable disallow_untyped_decorators for mypy by @paddyroddy in #317
• Revert " Disable disallow_untyped_decorators for mypy (#317)" by @paddyroddy in #318
• Renovate: paddyroddy/.github (minor) by @renovate in #319
• Use new pre-commit badge by @paddyroddy in #321
• Renovate: paddyroddy/.github (minor) by @renovate in #320
• Rely on config from pre-commit hook by @paddyroddy in #322
• Remove logo colour by @paddyroddy in #323
• Change to LICENCE.txt by @paddyroddy in #324
• Add licence badge by @paddyroddy in #325
• Update README.md by @paddyroddy in #326
• Add CODE_OF_CONDUCT by @paddyroddy in #327
• Use new GitHub issue template forms by @paddyroddy in #328
• Fix markdownlint by @paddyroddy in #329
• Wrap long code with commas by @paddyroddy in #330
• Only exclude with MANIFEST.in by @paddyroddy in #331
• Renovate: paddyroddy/.github (minor) by @renovate in #332
• Add short intro to documentation by @paddyroddy in #333
• Remove unused import by @paddyroddy in #335
• Avoid downloading data on initial import by @paddyroddy in #336

Full Changelog: v1.4.4...v1.4.5