Migrate to GitHub actions

.github/workflows/build.yml

@@ -0,0 +1,47 @@
+name: Build
+
+on: [push, pull_request]
+
+jobs:
+  build_and_test:
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false  # Don't cancel entire run if one python-version fails
+      matrix:
+        python-version: ["3.7", "3.8", "3.9"]
+    name: Build and test on Python ${{ matrix.python-version }}
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Set up Python
+        uses: actions/setup-python@v4
+        with:
+          python-version: ${{ matrix.python-version }}
+          # cache: 'pip'
+          # cache-dependency-path: setup.py
+
+      - name: Install and upgrade latest CI dependencies
+        run: |
+          pip install --upgrade pip
+          pip install --upgrade pytest coverage  # pytest-cov
+          pip install --upgrade importlib-metadata  # Solves a python 3.7 install bug: https://app.travis-ci.com/github/IBM/causallib/jobs/566048347
+
+      - name: Install local causallib
+        run: | 
+          pip install .
+          pip install .[contrib]  # Optional requirements for contrib module
+
+      - name: Show environment's final dependencies
+        run: pip freeze --all
+
+      - name: Test with pytest
+        run: |
+          coverage run --source=. --omit=*__init__.py,setup.py -m pytest
+          coverage xml
+          # pytest tests.py --doctest-modules --junitxml=junit/test-results.xml --cov=com --cov-report=xml --cov-report=html
+
+      - name: Publish to CodeClimate
+        uses: paambaati/codeclimate-action@v3.2.0
+        env:
+          CC_TEST_REPORTER_ID: ${{ secrets.CODECLIMATE_REPORTER_ID }} 
+

README.md

@@ -1,5 +1,5 @@
-[![Travis (.com) branch](https://img.shields.io/travis/com/IBM/causallib/master?logo=travis)](https://app.travis-ci.com/IBM/causallib)
-[![Code Climate coverage](https://img.shields.io/codeclimate/coverage/IBM/causallib?logo=codeclimate)](https://codeclimate.com/github/IBM/causallib/test_coverage)
+[![CI Status](https://github.com/IBM/causallib/actions/workflows/build.yml/badge.svg?branch=master)](https://github.com/IBM/causallib/actions/workflows/build.yml)
+[![Code Climate coverage](https://img.shields.io/codeclimate/coverage/BiomedSciAI/causallib?logo=codeclimate)](https://codeclimate.com/github/BiomedSciAI/causallib/test_coverage)
 [![PyPI](https://img.shields.io/pypi/v/causallib?color=blue&logo=pypi&logoColor=yellow)](https://badge.fury.io/py/causallib)
 [![Documentation Status](https://readthedocs.org/projects/causallib/badge/?version=latest)](https://causallib.readthedocs.io/en/latest/)
 [![Binder](https://mybinder.org/badge_logo.svg)](https://mybinder.org/v2/gh/IBM/causallib/HEAD)

requirements.txt

@@ -2,7 +2,7 @@ pandas>=0.25.2,<2
 scipy>=0.19,<2
 statsmodels>=0.9,<1
 networkx>=1.1,<3
-numpy>=1.13,<2
-scikit-learn>=0.20,<2
+numpy>=1.13,<1.24
+scikit-learn>=0.20,<1.2
 matplotlib>=2.2,<4
 dataclasses>=0.8;python_version < '3.7'