fix: pin marshmallow dependency #85

	name: Update setup.py

	on:
	pull_request:
	paths:
	- 'poetry.lock'
	- 'pyproject.toml'

	jobs:
	update-setup-py:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2
	with:
	ref: ${{ github.head_ref }}
	token: ${{ secrets.RENKUBOT_GITHUB_TOKEN }}
	- name: Setup python
	uses: actions/setup-python@v1
	with:
	python-version: 3.7
	- name: Update/generate setup.py
	run: \|
	python -m pip install --upgrade pip
	pip install dephell[full] mistune==0.8.4 docutils==0.18.1
	dephell deps convert --from pyproject.toml --to setup.py
	- name: Fix setup.py format
	run: \|
	pip install black
	black setup.py
	- name: Commit updated setup.py
	run: \|
	git config --local user.email "[email protected]"
	git config --local user.name "RenkuBot"
	git add setup.py
	git commit -m 'chore: automatically update setup.py' \|\| true
	git push origin ${{ github.head_ref }}

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