version freak show II

Author: pancetta

.github/workflows/ci_pipeline.yml

@@ -60,7 +60,7 @@ jobs:
 
     strategy:
       matrix:
-        python: ['3.8', '3.9', '3.10', '3.11']
+        python: ['3.8', '3.9', '3.10']
         env: ['base', 'fenics', 'mpi4py', 'petsc']
 
     defaults:

etc/environment-mpi4py.yml

@@ -5,7 +5,7 @@ channels:
 dependencies:
   - numpy>=1.15.4
   - scipy>=0.17.1
-  - matplotlib>=3.0
+  - matplotlib>=3.0,<=3.5.3
   - dill>=0.2.6
   - mpich
   - mpi4py-fft>=2.0.2