Test build-catalogue in CI

- `make install` in CI
- make `build-catalogue` play nice with Python 3.6
- execute `build-catalogue`

.github/workflows/basic.yml

@@ -152,6 +152,11 @@ jobs:
           cmake .. -DCMAKE_CXX_COMPILER=$CXX -DCMAKE_C_COMPILER=$CC -DARB_WITH_PYTHON=ON -DARB_VECTORIZE=${{ matrix.config.simd }} -DPython3_EXECUTABLE=`which python` -DARB_WITH_MPI=${{ matrix.config.mpi }} -DARB_USE_BUNDLED_LIBS=ON
           make -j4 tests examples pyarb html
           cd -
+      - name: Install arbor
+        run: |
+          cd build
+          sudo make install
+          cd -
       - name: Run unit tests
         run: |
           build/bin/unit
@@ -175,3 +180,5 @@ jobs:
         run:  mpirun -n 4 -oversubscribe python python/test/unit_distributed/runner.py -v2
       - name: Run Python examples
         run: scripts/run_python_examples.sh
+      - name: Build a catalogue
+        run: build-catalogue -v default mechanisms/default

scripts/build-catalogue.in

@@ -108,8 +108,12 @@ with TemporaryDirectory() as tmp:
         fd.write(cmake)
     shutil.copy2(f'@ARB_INSTALL_DATADIR@/BuildModules.cmake', tmp)
     shutil.copy2(f'@ARB_INSTALL_DATADIR@/generate_catalogue', tmp)
-    sp.run('cmake ..', shell=True, check=True, capture_output=not verbose)
-    sp.run('make',     shell=True, check=True, capture_output=not verbose)
+    if verbose:
+        out, err = (None, None)
+    else:
+        out, err = (sp.DEVNULL, sp.DEVNULL)
+    sp.run('cmake ..', shell=True, check=True, stdout=out, stderr=err)
+    sp.run('make', shell=True, check=True, stdout=out, stderr=err)
     shutil.copy2(f'{name}-catalogue.so', pwd)
     if not quiet:
         print(f'Catalogue has been built and copied to {pwd}/{name}-catalogue.so')