Try building test with mpich 4.0

Author: mikaem

azure-pipelines.yml

@@ -58,7 +58,7 @@ jobs:
 
   - bash: |
       conda build --no-test --python $PYTHON_VERSION ./conf
-      conda create --name mpi4py_fft_env mpi4py_fft_test coverage scipy pyfftw python=$PYTHON_VERSION --use-local
+      conda create --name mpi4py_fft_env mpi4py_fft_test coverage scipy python=$PYTHON_VERSION --use-local
       source activate mpi4py_fft_env
       pip install codecov
       cd tests && ./runtests.sh

conf/meta.yaml

@@ -25,7 +25,7 @@ requirements:
   run:
     - python
     - mpi4py
-    - mpich
+    - mpich 4.0.*
     - {{ pin_compatible('numpy') }}
     - fftw
     - hdf5 * mpi_*
@@ -36,7 +36,7 @@ test:
   requires:
     - coverage
     - codecov
-    - scipy >=1.0.0
+    - scipy
     #- pyfftw
 
   source_files: