Fix compatibility with Pandas 2.x #501

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

	name: Repostat for Ubuntu 20.04

	on:
	push:
	branches: [ master ]
	pull_request:
	branches: [ master, v2.0.x ]

	jobs:
	ubuntu_build:

	runs-on: ubuntu-20.04
	strategy:
	matrix:
	python-version: ['3.7', '3.8', '3.9', '3.10', '3.11']

	steps:
	- uses: actions/checkout@v2
	with:
	fetch-depth: 0

	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v2
	with:
	python-version: ${{ matrix.python-version }}

	- name: Upgrade pip
	run: python -m pip install --upgrade pip

	- name: Lint with flake8
	run: \|
	pip install flake8
	# stop the build if there are Python syntax errors or undefined names
	flake8 . --count --select=E9,F63,F7,F82,E225,E231,E251 --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: Install repostat
	run: pip install .

	- name: Run repostat
	run: repostat . /tmp --no-browser --contribution --copy-assets

	- name: Check generated report integrity
	run: python tools/check_report_files.py --is-relocatable /tmp

	- name: Check unit tests
	run: \|
	git config --global user.name "Repo Stat"
	git config --global user.email "[email protected]"
	python -m unittest -v

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