Migrate from Travis to GitHub actions

Travis.org is no longer building.

The Jython setup has had to be modified as pip does not work in the
current version of Jython see:
jython/jython#97

In addition pytest has been updated to version 4 requiring changes
to parameterised tests.

Author: joeshannon

.github/workflows/main.yml

@@ -0,0 +1,39 @@
+name: Diffcalc build
+
+on:
+  push:
+  pull_request:
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        flavour: ['python', 'jython']
+        python-version: [2.7]
+
+    steps:
+      - uses: actions/checkout@v2
+      - name: Set up Python ${{ matrix.python-version }}
+        uses: actions/setup-python@v2
+        with:
+          python-version: ${{ matrix.python-version }}
+        if: matrix.flavour == 'python'
+
+      - name: Install Python packages
+        run: |
+           pip install pytest==4.6.11; pip install pytest-xdist==1.26.1; pip install scipy==1.0.0; pip install nose==1.3.7
+           echo "PYTEST=pytest -W ignore::PendingDeprecationWarning" >> $GITHUB_ENV
+        if: matrix.flavour == 'python'
+
+      - name: Install Jython
+        run: |
+          source install-jython-environment.sh
+          echo "PYTEST=$HOME/jython/bin/jython -m pytest" >> $GITHUB_ENV
+          echo "CLASSPATH=$PWD/jama-1.0.3.jar:$PWD/commons-math3-3.6.1.jar" >> $GITHUB_ENV
+        if: matrix.flavour == 'jython'
+
+      - name: Tests
+        run: |
+          echo Running $PYTEST
+          $PYTEST

.travis.yml

@@ -15,6 +15,49 @@ java -jar jython_installer.jar -s -d $HOME/jython
 
 # Install nose for Jython
 # TODO: move to a setup.py
-$HOME/jython/bin/pip install nose
-$HOME/jython/bin/pip install pytest==3.10.1
-$HOME/jython/bin/pip install pytest-xdist==1.26.1
+#$HOME/jython/bin/pip install nose==1.3.7
+#$HOME/jython/bin/pip install pytest==3.10.1
+#$HOME/jython/bin/pip install pytest-xdist==1.26.1
+
+
+# Download dependencies directly from Pypi
+# as pip is currently broken (https://github.com/jython/jython/issues/97)
+
+
+wget https://files.pythonhosted.org/packages/02/ee/b6e02dc6529e82b75bb06823ff7d005b141037cb1416b10c6f00fc419dca/Pygments-2.2.0-py2.py3-none-any.whl
+wget https://files.pythonhosted.org/packages/a1/4e/c42167ba5c3192bed633726d39d7896cc55d4fa3ec4a1fb60cd3a53fc4c7/decorator-4.1.2-py2.py3-none-any.whl
+wget https://files.pythonhosted.org/packages/70/c7/e8cb4a537ee4fc497ac80a606a667fd1832f28ad3ddbfa25bf30473eae13/pytest-4.6.11-py2.py3-none-any.whl
+wget https://files.pythonhosted.org/packages/d9/5a/e7c31adbe875f2abbb91bd84cf2dc52d792b5a01506781dbcf25c91daf11/six-1.16.0-py2.py3-none-any.whl
+wget https://files.pythonhosted.org/packages/2c/a0/da5f49008ec6e9a658dbf5d7310a4debd397bce0b4db03cf8a410066bb87/atomicwrites-1.4.0-py2.py3-none-any.whl
+wget https://files.pythonhosted.org/packages/f6/f0/10642828a8dfb741e5f3fbaac830550a518a775c7fff6f04a007259b0548/py-1.11.0-py2.py3-none-any.whl
+wget https://files.pythonhosted.org/packages/be/be/7abce643bfdf8ca01c48afa2ddf8308c2308b0c3b239a44e57d020afa0ef/attrs-21.4.0-py2.py3-none-any.whl
+wget https://files.pythonhosted.org/packages/a0/28/85c7aa31b80d150b772fbe4a229487bc6644da9ccb7e427dd8cc60cb8a62/pluggy-0.13.1-py2.py3-none-any.whl
+wget https://files.pythonhosted.org/packages/c1/f9/9058661f6b4bb017dfe17ef84b461e4b11130c7bbee1b35cc0883ec8533b/importlib_metadata-2.1.2-py2.py3-none-any.whl
+wget https://files.pythonhosted.org/packages/96/0a/67556e9b7782df7118c1f49bdc494da5e5e429c93aa77965f33e81287c8c/zipp-1.2.0-py2.py3-none-any.whl
+wget https://files.pythonhosted.org/packages/cf/e5/989798d38831a8505d62687c94b0f2954ff0a40782e25f9add8ed675dc1f/contextlib2-0.6.0-py2.py3-none-any.whl
+wget https://files.pythonhosted.org/packages/7a/2a/95ed0501cf5d8709490b1d3a3f9b5cf340da6c433f896bbe9ce08dbe6785/configparser-4.0.2-py2.py3-none-any.whl
+wget https://files.pythonhosted.org/packages/76/67/dc02c72177ec79f0176e5bf9921e9c1745a381ed556afb3b3ecc2bb8ba2e/pathlib2-2.3.6-py2.py3-none-any.whl
+wget https://files.pythonhosted.org/packages/f9/d0/6b7b38eaf9964510f5c32aa5aaf9f419864d2e0ebe34274e6cba5689a0c5/scandir-1.10.0-cp27-cp27m-win_amd64.whl
+wget https://files.pythonhosted.org/packages/3e/89/7ea760b4daa42653ece2380531c90f64788d979110a2ab51049d92f408af/packaging-20.9-py2.py3-none-any.whl
+wget https://files.pythonhosted.org/packages/69/cb/f5be453359271714c01b9bd06126eaf2e368f1fddfff30818754b5ac2328/funcsigs-1.0.2-py2.py3-none-any.whl
+wget https://files.pythonhosted.org/packages/a4/a6/42f17d065bda1fac255db13afc94c93dbfb64393eae37c749b4cb0752fc7/more_itertools-5.0.0-py3-none-any.whl
+wget https://files.pythonhosted.org/packages/99/4f/13fb671119e65c4dce97c60e67d3fd9e6f7f809f2b307e2611f4701205cb/nose-1.3.7-py2-none-any.whl
+
+unzip -d $HOME/jython/Lib/site-packages Pygments-2.2.0-py2.py3-none-any.whl
+unzip -d $HOME/jython/Lib/site-packages decorator-4.1.2-py2.py3-none-any.whl
+unzip -d $HOME/jython/Lib/site-packages pytest-4.6.11-py2.py3-none-any.whl
+unzip -d $HOME/jython/Lib/site-packages six-1.16.0-py2.py3-none-any.whl
+unzip -d $HOME/jython/Lib/site-packages atomicwrites-1.4.0-py2.py3-none-any.whl
+unzip -d $HOME/jython/Lib/site-packages py-1.11.0-py2.py3-none-any.whl
+unzip -d $HOME/jython/Lib/site-packages attrs-21.4.0-py2.py3-none-any.whl
+unzip -d $HOME/jython/Lib/site-packages pluggy-0.13.1-py2.py3-none-any.whl
+unzip -d $HOME/jython/Lib/site-packages importlib_metadata-2.1.2-py2.py3-none-any.whl
+unzip -d $HOME/jython/Lib/site-packages zipp-1.2.0-py2.py3-none-any.whl
+unzip -d $HOME/jython/Lib/site-packages contextlib2-0.6.0-py2.py3-none-any.whl
+unzip -d $HOME/jython/Lib/site-packages configparser-4.0.2-py2.py3-none-any.whl
+unzip -d $HOME/jython/Lib/site-packages pathlib2-2.3.6-py2.py3-none-any.whl
+unzip -d $HOME/jython/Lib/site-packages scandir-1.10.0-cp27-cp27m-win_amd64.whl
+unzip -d $HOME/jython/Lib/site-packages packaging-20.9-py2.py3-none-any.whl
+unzip -d $HOME/jython/Lib/site-packages funcsigs-1.0.2-py2.py3-none-any.whl
+unzip -d $HOME/jython/Lib/site-packages more_itertools-5.0.0-py3-none-any.whl
+unzip -d $HOME/jython/Lib/site-packages nose-1.3.7-py2-none-any.whl