Bump black from 19.10b0 to 20.8b1

[dependabot]

Bumps black from 19.10b0 to 20.8b1.

Changelog

Sourced from black's changelog.

20.8b1

Packaging

• explicitly depend on Click 7.1.2 or newer as Black no longer works with versions older than 7.0

20.8b0

Black

• re-implemented support for explicit trailing commas: now it works consistently within any bracket pair, including nested structures (#1288 and duplicates)

• Black now reindents docstrings when reindenting code around it (#1053)

• Black now shows colored diffs (#1266)

• Black is now packaged using 'py3' tagged wheels (#1388)

• Black now supports Python 3.8 code, e.g. star expressions in return statements (#1121)

• Black no longer normalizes capital R-string prefixes as those have a community-accepted meaning (#1244)

• Black now uses exit code 2 when specified configuration file doesn't exit (#1361)

• Black now works on AWS Lambda (#1141)

• added --force-exclude argument (#1032)

• removed deprecated --py36 option (#1236)

• fixed --diff output when EOF is encountered (#526)

• fixed # fmt: off handling around decorators (#560)

• fixed unstable formatting with some # type: ignore comments (#1113)

• fixed invalid removal on organizing brackets followed by indexing (#1575)

• introduced black-primer, a CI tool that allows us to run regression tests against existing open source users of Black (#1402)

• introduced property-based fuzzing to our test suite based on Hypothesis and Hypothersmith (#1566)

• implemented experimental and disabled by default long string rewrapping (#1132), hidden under a --experimental-string-processing flag while it's being worked on;

... (truncated)

Commits

• See full diff in compare view

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[dependabot]

Dependabot tried to add @alwx as a reviewer to this PR, but received the following error from GitHub:

POST https://api.github.com/repos/metriqteam/rasa/pulls/5/requested_reviewers: 422 - Reviews may only be requested from collaborators. One or more of the users or teams you specified is not a collaborator of the metriqteam/rasa repository. // See: https://docs.github.com/rest/reference/pulls#request-reviewers-for-a-pull-request

[dependabot]

The following labels could not be found: type:dependencies.