Windows CI (#148)

* add Windows build on GH actions

Author: agramfort

.github/workflows/pythonpackage.yml

@@ -11,7 +11,7 @@ on:
       - '**'
 
 jobs:
-  build:
+  linux:
 
     runs-on: ubuntu-latest
     strategy:
@@ -46,3 +46,56 @@ jobs:
     - name: Upload codecov
       run: |
         codecov
+
+  # macos:
+  #   runs-on: macOS-latest
+  #   strategy:
+  #     max-parallel: 4
+  #     matrix:
+  #       python-version: [3.7]
+
+  #   steps:
+  #   - uses: actions/checkout@v1
+  #   - name: Set up Python ${{ matrix.python-version }}
+  #     uses: actions/setup-python@v1
+  #     with:
+  #       python-version: ${{ matrix.python-version }}
+  #   - name: Install dependencies
+  #     run: |
+  #       python -m pip install --upgrade pip
+  #       pip install -r requirements.txt
+  #       pip install pytest "pytest-cov<2.6"
+  #       pip install -U "sklearn"
+  #   - name: Install POT
+  #     run: |
+  #       pip install -e .
+  #   - name: Run tests
+  #     run: |
+  #       python -m pytest -v test/ ot/ --doctest-modules --ignore ot/gpu/ --cov=ot
+
+
+  windows:
+    runs-on: windows-2019
+    strategy:
+      max-parallel: 4
+      matrix:
+        python-version: [3.7]
+
+    steps:
+    - uses: actions/checkout@v1
+    - name: Set up Python ${{ matrix.python-version }}
+      uses: actions/setup-python@v1
+      with:
+        python-version: ${{ matrix.python-version }}
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        pip install -r requirements.txt
+        pip install pytest "pytest-cov<2.6"
+        pip install -U "sklearn"
+    - name: Install POT
+      run: |
+        pip install -e .
+    - name: Run tests
+      run: |
+        python -m pytest -v test/ ot/ --doctest-modules --ignore ot/gpu/ --cov=ot

README.md

@@ -3,6 +3,7 @@
 [![PyPI version](https://badge.fury.io/py/POT.svg)](https://badge.fury.io/py/POT)
 [![Anaconda Cloud](https://anaconda.org/conda-forge/pot/badges/version.svg)](https://anaconda.org/conda-forge/pot)
 [![Build Status](https://travis-ci.org/PythonOT/POT.svg?branch=master)](https://travis-ci.org/PythonOT/POT)
+[![Build Status](https://github.com/PythonOT/POT/workflows/Linux%7CWin%7CMacOS/badge.svg)](https://github.com/PythonOT/POT/actions)
 [![Codecov Status](https://codecov.io/gh/PythonOT/POT/branch/master/graph/badge.svg)](https://codecov.io/gh/PythonOT/POT)
 [![Documentation Status](https://readthedocs.org/projects/pot/badge/?version=latest)](http://pot.readthedocs.io/en/latest/?badge=latest)
 [![Downloads](https://pepy.tech/badge/pot)](https://pepy.tech/project/pot)