* Add typing information
* Small improvments
* Use %r for exceptions
* Added exception handlers for aiohttp.ClientError
* Added testcase
* Changes after review
* Bugfixes
* Fix slack message icon override
Allows overriding the icon for individual slack
messages using either an emoji or a URL.
* Run python3 -m script.gen_requirements_all
* Add period to first line
* Add support for python 3.7 testing
AsyncMock is only available from python 3.8+. Prior to this,
CoroutineMock is used which doesn't mock the method so it
needs to be done manually.
* Fix tests for python3.7 compatibility
The Python3.7 mock call object doesn't have the kwargs helper property.
* Update default emoji test docstring
Marc Mueller