Merge pull request #410 from iiasa/gams-action

Install GAMS using iiasa/actions for CI

.github/workflows/pytest.yml

@@ -10,7 +10,6 @@ on:
 
 
 env:
-  GAMS_VERSION: 25.1.1
   # See description in lint.yml
   depth: 100
 
@@ -75,13 +74,11 @@ jobs:
           ${{ matrix.os }}-gams${{ env.GAMS_VERSION }}-
           ${{ matrix.os }}-
 
-    - name: Install GAMS and Graphviz
-      env:
-        CI_OS: ${{ matrix.os }}
-      run: |
-        ci/install-gams.sh
-        ci/install-graphviz.sh
-      shell: bash
+    - uses: iiasa/actions/setup-gams@main
+      with:
+        version: 25.1.1
+
+    - uses: ts-graphviz/setup-graphviz@v1
 
     - uses: r-lib/actions/setup-r@master
 

ci/Dockerfile

@@ -13,7 +13,7 @@ RUN apt-get update &&\
 ENV PATH="$VIRTUAL_ENV/bin:$PATH"
 
 # Install GAMS
-# NB see also ci/env.sh and try to keep version in sync.
+# NB see also .github/workflows/pytest.yml and try to keep version in sync.
 ARG GAMS_VERSION=27.3.0
 
 RUN curl -O https://d37drm4t2jghv5.cloudfront.net/distributions/$GAMS_VERSION/linux/linux_x64_64_sfx.exe &&\