more dependencies2

Author: dkazanc

.github/workflows/tests_httomo.yml

@@ -49,7 +49,7 @@ jobs:
 
       - name: Generate full yaml pipelines using pipeline directives
         run: |
-          python -m pip install pyyaml pluggy Pygments iniconfig loguru tqdm graypy hdf5plugin
+          python -m pip install pyyaml pluggy Pygments iniconfig loguru tqdm graypy hdf5plugin pytest_mock plumbum
           python -m pip install "ruamel.yaml>0.18.0"
           python ./docs/source/scripts/execute_pipelines_build.py -o ./docs/source/pipelines_full/