GitHub actions CI (#252)

* add github action ci

* only one environment update call

* line break in echo did not work

* fix syntax

* fix version syntax

* switch to glpk

* reduce time from month to week

* list environment

* use new ipopt version
https://github.com/conda-forge/ipopt-feedstock/issues/55

* remove accidental additions

* request ipopt lower than 3.13.3
https://github.com/conda-forge/ipopt-feedstock/issues/64

* add badges and release notes

* add badge to readme and make ci.yaml cc-0

.github/workflows/ci.yaml

@@ -0,0 +1,47 @@
+# SPDX-FileCopyrightText: : 2021 The PyPSA-Eur Authors
+#
+# SPDX-License-Identifier: CC0-1.0
+
+name: CI
+
+on: [push]
+
+jobs:
+  build:
+
+    runs-on: ${{ matrix.os }}
+    strategy:
+      max-parallel: 5
+      matrix:
+        os:
+        - ubuntu-latest
+        - macos-latest
+        - windows-latest
+
+    defaults:
+      run:
+        shell: bash -l {0}
+
+    steps:
+
+    - uses: actions/checkout@v2
+
+    - name: Setup Miniconda
+      uses: conda-incubator/setup-miniconda@v2.1.1 
+      with: # checks out environment 'test' by default
+          mamba-version: "*"
+          channels: conda-forge,defaults
+          channel-priority: true
+
+    - name: Install dependencies  
+      run: |
+        echo -ne "url: ${CDSAPI_URL}\nkey: ${CDSAPI_TOKEN}\n" > ~/.cdsapirc
+        echo -e "  - glpk\n  - ipopt<3.13.3" >> envs/environment.yaml
+        mamba env update -f envs/environment.yaml --name test
+        
+    - name: Test snakemake workflow
+      run: |
+        conda list
+        cp test/config.test1.yaml config.yaml
+        snakemake -j all solve_all_networks
+        rm -rf resources/*.nc resources/*.geojson resources/*.h5 networks results

.travis.yml

@@ -1,39 +0,0 @@
-# SPDX-FileCopyrightText: : 2017-2020 The PyPSA-Eur Authors
-#
-# SPDX-License-Identifier: GPL-3.0-or-later
-
-branches:
-  only:
-  - master
-
-os:
-  - windows
-  - linux
-  - osx
-
-language: bash
-
-before_install:
-  # install conda
-  - wget https://raw.githubusercontent.com/trichter/conda4travis/latest/conda4travis.sh -O conda4travis.sh
-  - source conda4travis.sh
-
-  # install conda environment
-  - conda install -c conda-forge mamba
-  - mamba env create -f ./envs/environment.yaml
-  - conda activate pypsa-eur
-
-  # install open-source solver
-  - mamba install -c conda-forge glpk ipopt'<3.13.3'
-
-  # list packages for easier debugging
-  - conda list
-
-before_script:
-  - 'echo -ne "url: ${CDSAPI_URL}\nkey: ${CDSAPI_TOKEN}\n" > ~/.cdsapirc'
-
-script:
-  - cp ./test/config.test1.yaml ./config.yaml
-  - snakemake -j all solve_all_networks
-  - rm -rf resources/*.nc resources/*.geojson resources/*.h5 networks results
-  # could repeat for more configurations in future

README.md

@@ -4,7 +4,7 @@ SPDX-License-Identifier: CC-BY-4.0
 -->
 
 ![GitHub release (latest by date including pre-releases)](https://img.shields.io/github/v/release/pypsa/pypsa-eur?include_prereleases)
-[![Build Status](https://travis-ci.org/PyPSA/pypsa-eur.svg?branch=master)](https://travis-ci.org/PyPSA/pypsa-eur)
+[![Build Status](https://github.com/pypsa/pypsa-eur/actions/workflows/ci.yaml/badge.svg)](https://github.com/PyPSA/pypsa-eur/actions)
 [![Documentation](https://readthedocs.org/projects/pypsa-eur/badge/?version=latest)](https://pypsa-eur.readthedocs.io/en/latest/?badge=latest)
 ![Size](https://img.shields.io/github/repo-size/pypsa/pypsa-eur)
 [![Zenodo](https://zenodo.org/badge/DOI/10.5281/zenodo.3520874.svg)](https://doi.org/10.5281/zenodo.3520874)

doc/index.rst

@@ -9,8 +9,8 @@ PyPSA-Eur: An Open Optimisation Model of the European Transmission System
 .. image:: https://img.shields.io/github/v/release/pypsa/pypsa-eur?include_prereleases
     :alt: GitHub release (latest by date including pre-releases)
 
-.. image:: https://travis-ci.org/PyPSA/pypsa-eur.svg?branch=master
-    :target: https://travis-ci.org/PyPSA/pypsa-eur
+.. image:: https://github.com/pypsa/pypsa-eur/actions/workflows/ci.yaml/badge.svg
+    :target: https://github.com/PyPSA/pypsa-eur/actions
 
 .. image:: https://readthedocs.org/projects/pypsa-eur/badge/?version=latest
     :target: https://pypsa-eur.readthedocs.io/en/latest/?badge=latest

doc/release_notes.rst

@@ -22,6 +22,7 @@ Upcoming Release
 * Fix: Add escape in :mod:`base_network` if all TYNDP links are already contained in the network [`#246 <https://github.com/PyPSA/pypsa-eur/pull/246>`_].
 * Bugfix in :mod:`solve_operations_network`: optimised capacities are now fixed for all extendable links, not only HVDC links [`#244 <https://github.com/PyPSA/pypsa-eur/pull/244>`_].
 * The ``focus_weights`` are now also considered when pre-clustering in the :mod:`simplify_network` rule [`#241 <https://github.com/PyPSA/pypsa-eur/pull/241>`_].
+* Continuous integration testing switches to Github Actions from Travis CI [`#252 <https://github.com/PyPSA/pypsa-eur/pull/252>`_].
 
 PyPSA-Eur 0.3.0 (7th December 2020)
 ==================================

test/config.test1.yaml

@@ -20,7 +20,7 @@ countries: ['DE']
 
 snapshots:
   start: "2013-03-01"
-  end: "2014-04-01"
+  end: "2013-03-08"
   closed: 'left' # end is not inclusive
 
 enable:
@@ -57,7 +57,7 @@ atlite:
       module: era5
       x: [4., 15.]
       y: [46., 56.]
-      time: ["2013-03", "2013-03"]
+      time: ["2013-03-01", "2013-03-08"]
 
 renewable:
   onwind: