fix issues with new versions of pandas and matplotlib (#117) #212

	# This workflow will install Python dependencies, run tests and lint with a variety of Python versions
	# For more information see: https://help.github.com/actions/language-and-framework-guides/using-python-with-github-actions

	name: Python package

	on:
	push:
	branches: [ master, develop ]
	pull_request:
	branches: [ master, develop ]

	jobs:
	build:

	runs-on: ubuntu-latest
	strategy:
	matrix:
	python-version: ["3.9", "3.10"]
	os: [macos-latest, ubuntu-latest, windows-latest]

	steps:
	- uses: actions/checkout@v2
	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v2
	with:
	python-version: ${{ matrix.python-version }}
	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	python -m pip install flake8 pytest-cov
	if [ -f requirements.txt ]; then pip install -r requirements.txt -r requirements-dev.txt; fi
	- name: Lint with flake8
	run: \|
	# stop the build if there are Python syntax errors or undefined names
	flake8 . --count --select=E9,F63,F7,F82 --show-source --statistics
	# exit-zero treats all errors as warnings. The GitHub editor is 127 chars wide
	flake8 . --count --exit-zero --max-complexity=10 --max-line-length=127 --statistics
	- name: Test with pytest
	run: \|
	pytest --cov=energy-pandas --cov-report=xml tests/
	- name: Upload coverage to Codecov
	if: ${{ matrix.python-version == 3.7 }}
	uses: codecov/codecov-action@v1
	with:
	token: ${{ secrets.CODECOV_TOKEN }}
	files: ./coverage.xml
	fail_ci_if_error: false
	verbose: true

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