AlphaDTMFiltration was failing with duplicated points #152

	name: Test notebooks

	on: [push, pull_request]

	jobs:
	build:

	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2
	- name: Set up Python 3.8
	uses: actions/setup-python@v2
	with:
	python-version: 3.8
	- name: Install LaTeX support for matplotlib
	run: \|
	sudo apt update
	sudo apt install -y ghostscript dvipng texlive-full
	- name: Install Python dependencies
	run: \|
	python -m pip install --upgrade pip
	pip install -r .binder/requirements.txt
	pip install jupyter
	- name: Execute notebooks
	run: \|
	for f in *.ipynb; do echo "Processing $f file.."; time jupyter nbconvert --to notebook --ExecutePreprocessor.timeout=600 --inplace --execute $f;done;

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