Fix CI

Signed-off-by: Igoshev, Iaroslav <iaroslav.igoshev@intel.com>

.github/workflows/ci-notebooks.yml

@@ -8,7 +8,7 @@ on:
       - setup.cfg
       - setup.py
       - requirements/env_hdk.yml
-      - requirements/env_unidist.yml
+      - requirements/env_unidist_linux.yml
 concurrency:
   # Cancel other jobs in the same branch. We don't care whether CI passes
   # on old commits.
@@ -29,15 +29,15 @@ jobs:
     steps:
       - uses: actions/checkout@v3
       - uses: ./.github/actions/python-only
-        if: matrix.execution != 'hdk_on_native' || matrix.execution != 'pandas_on_unidist'
+        if: matrix.execution != 'hdk_on_native' && matrix.execution != 'pandas_on_unidist'
       - uses: ./.github/actions/mamba-env
         with:
           environment-file: requirements/env_hdk.yml
           activate-environment: modin_on_hdk
         if: matrix.execution == 'hdk_on_native'
       - uses: ./.github/actions/mamba-env
         with:
-          environment-file: requirements/env_unidist.yml
+          environment-file: requirements/env_unidist_linux.yml
           activate-environment: modin_on_unidist
         if: matrix.execution == 'pandas_on_unidist'
       - name: Cache datasets
@@ -49,25 +49,25 @@ jobs:
       # replace modin with . in the tutorial requirements file for `pandas_on_ray` and
       # `pandas_on_dask` since we need Modin built from sources
       - run: sed -i 's/modin/./g' examples/tutorial/jupyter/execution/${{ matrix.execution }}/requirements.txt
-        if: matrix.execution != 'hdk_on_native' || matrix.execution != 'pandas_on_unidist'
+        if: matrix.execution != 'hdk_on_native' && matrix.execution != 'pandas_on_unidist'
       # install dependencies required for notebooks execution for `pandas_on_ray` and `pandas_on_dask`
       # Override modin-spreadsheet install for now
       - run: |
           pip install -r examples/tutorial/jupyter/execution/${{ matrix.execution }}/requirements.txt
           pip install git+https://github.com/modin-project/modin-spreadsheet.git@49ffd89f683f54c311867d602c55443fb11bf2a5
-        if: matrix.execution != 'hdk_on_native' || matrix.execution != 'pandas_on_unidist'
+        if: matrix.execution != 'hdk_on_native' && matrix.execution != 'pandas_on_unidist'
       # Build Modin from sources for `hdk_on_native` and `pandas_on_unidist`
       - run: pip install -e .
         if: matrix.execution == 'hdk_on_native' || matrix.execution == 'pandas_on_unidist'
       # install test dependencies
       # NOTE: If you are changing the set of packages installed here, make sure that
       # the dev requirements match them.
       - run: pip install pytest pytest-cov black flake8 flake8-print flake8-no-implicit-concat
-        if: matrix.execution != 'hdk_on_native' || matrix.execution != 'pandas_on_unidist'
+        if: matrix.execution != 'hdk_on_native' && matrix.execution != 'pandas_on_unidist'
       - run: pip install flake8-print jupyter nbformat nbconvert
         if: matrix.execution == 'hdk_on_native' || matrix.execution == 'pandas_on_unidist'
       - run: pip list
-        if: matrix.execution != 'hdk_on_native' || matrix.execution != 'pandas_on_unidist'
+        if: matrix.execution != 'hdk_on_native' && matrix.execution != 'pandas_on_unidist'
       - run: |
           conda info
           conda list

.github/workflows/ci-required.yml

@@ -32,6 +32,9 @@ jobs:
           architecture: "x64"
           cache: "pip"
           cache-dependency-path: '**/requirements-doc.txt'
+      # Install a working MPI implementation so mpi4py can link to it
+      - name: Install MPICH
+        run: sudo apt install libmpich-dev
       - run: pip install -r docs/requirements-doc.txt
       - run: cd docs && sphinx-build -T -E -W -b html . build
 

.github/workflows/ci.yml

@@ -92,11 +92,15 @@ jobs:
     steps:
       - uses: actions/checkout@v3
       - uses: ./.github/actions/python-only
-      - run: python -m pip install -e ".[all]"
+      # Install a working MPI implementation so mpi4py can link to it
+      - name: Install MPICH
+        run: sudo apt install libmpich-dev
+      - run: python -m pip install -e ".[all,mpi]"
       - name: Ensure all engines start up
         run: |
           MODIN_ENGINE=dask python -c "import modin.pandas as pd; print(pd.DataFrame([1,2,3]))"
           MODIN_ENGINE=ray python -c "import modin.pandas as pd; print(pd.DataFrame([1,2,3]))"
+          MODIN_ENGINE=unidist UNIDIST_BACKEND=mpi mpiexec -n 1 python -c "import modin.pandas as pd; print(pd.DataFrame([1,2,3]))"
 
   test-internals:
     needs: [lint-flake8, lint-black-isort]

docs/getting_started/installation.rst

@@ -24,7 +24,9 @@ To install the most recent stable release run the following:
 
   pip install -U modin # -U for upgrade in case you have an older version
 
-Modin can be used with :doc:`Ray</development/using_pandas_on_ray>`, :doc:`Dask</development/using_pandas_on_dask>`, :doc:`Unidist</development/using_pandas_on_unidist>`, or :doc:`HDK</development/using_hdk>` engines. If you don't have Ray_, Dask_ or Unidist_ installed, you will need to install Modin with one of the targets:
+Modin can be used with :doc:`Ray</development/using_pandas_on_ray>`, :doc:`Dask</development/using_pandas_on_dask>`,
+:doc:`Unidist</development/using_pandas_on_mpi>`, or :doc:`HDK</development/using_hdk>` engines.
+If you don't have Ray_, Dask_ or Unidist_ installed, you will need to install Modin with one of the targets:
 
 .. code-block:: bash
 

docs/requirements-doc.txt

@@ -1,5 +1,5 @@
 # install current modin checkout to bring all required dependencies
-.[all]
+.[all,mpi]
 # now install some more optional dependencies
 colorama
 click