From 20cb28b699aae7042ed64c82a1636843fe91afd9 Mon Sep 17 00:00:00 2001
From: Matthew Scroggs <matthew.w.scroggs@gmail.com>
Date: Wed, 20 Mar 2024 13:51:35 +0000
Subject: [PATCH] remove mpi

---
 .github/workflows/docs.yml             | 12 ++----------
 .github/workflows/run-tests.yml        | 11 ++---------
 .github/workflows/run-weekly-tests.yml | 19 +++----------------
 .github/workflows/style-checks.yml     |  6 +-----
 4 files changed, 8 insertions(+), 40 deletions(-)

diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index 14e5008..e20f147 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -16,14 +16,10 @@ jobs:
         uses: actions-rust-lang/setup-rust-toolchain@v1
         with:
           toolchain: "nightly"
-      - name: Set up MPI
-        uses: mpi4py/setup-mpi@v1
-        with:
-          mpi: "mpich"
       - uses: actions/checkout@v3
 
       - name: Build docs
-        run: RUSTDOCFLAGS="--enable-index-page -Zunstable-options" cargo +nightly doc --no-deps -Zunstable-options -Zrustdoc-scrape-examples --features "mpi,strict"
+        run: RUSTDOCFLAGS="--enable-index-page -Zunstable-options" cargo +nightly doc --no-deps -Zunstable-options -Zrustdoc-scrape-examples --features "strict"
 
   build-and-deploy-docs:
     name: Build and deploy docs
@@ -45,14 +41,10 @@ jobs:
         with:
           toolchain: "nightly"
           components: rustfmt
-      - name: Set up MPI
-        uses: mpi4py/setup-mpi@v1
-        with:
-          mpi: "mpich"
       - uses: actions/checkout@v3
 
       - name: Build docs
-        run: RUSTDOCFLAGS="--enable-index-page -Zunstable-options" cargo +nightly doc --no-deps -Zunstable-options -Zrustdoc-scrape-examples --features "mpi"
+        run: RUSTDOCFLAGS="--enable-index-page -Zunstable-options" cargo +nightly doc --no-deps -Zunstable-options -Zrustdoc-scrape-examples
 
       - name: Set file permissions
         run: |
diff --git a/.github/workflows/run-tests.yml b/.github/workflows/run-tests.yml
index ef85292..9de5b27 100644
--- a/.github/workflows/run-tests.yml
+++ b/.github/workflows/run-tests.yml
@@ -16,20 +16,13 @@ jobs:
     strategy:
       matrix:
         rust-version: ["stable"]
-        mpi: ['mpich', 'openmpi']
-        feature-flags: ['--features "mpi,strict"']
+        feature-flags: ['--features "strict"']
     steps:
       - name: Set up Rust
         uses: actions-rust-lang/setup-rust-toolchain@v1
         with:
           toolchain: ${{ matrix.rust-version }}
           components: rustfmt
-      - name: Set up MPI
-        uses: mpi4py/setup-mpi@v1
-        with:
-          mpi: ${{ matrix.mpi }}
-      - name: Install cargo-mpirun
-        run: cargo install cargo-mpirun
       - uses: actions/checkout@v3
       - name: Install LAPACK & OpenBLAS
         run:
@@ -42,7 +35,7 @@ jobs:
       - name: Run tests
         run: cargo test --examples --release ${{ matrix.feature-flags }}
       - name: Test benchmarks build
-        run: cargo bench --no-run --features "mpi,strict"
+        run: cargo bench --no-run --features "strict"
       - name: Run examples
         run: |
           python3 find_examples.py
diff --git a/.github/workflows/run-weekly-tests.yml b/.github/workflows/run-weekly-tests.yml
index b5dce34..5534315 100644
--- a/.github/workflows/run-weekly-tests.yml
+++ b/.github/workflows/run-weekly-tests.yml
@@ -11,19 +11,12 @@ jobs:
     strategy:
       matrix:
         rust-version: ["stable", "beta", "nightly"]
-        mpi: [ 'mpich', 'openmpi']
     steps:
       - name: Set up Rust
         uses: actions-rust-lang/setup-rust-toolchain@v1
         with:
           toolchain: ${{ matrix.rust-version }}
           components: rustfmt
-      - name: Set up MPI
-        uses: mpi4py/setup-mpi@v1
-        with:
-          mpi: ${{ matrix.mpi }}
-      - name: Install cargo-mpirun
-        run: cargo install cargo-mpirun
       - uses: actions/checkout@v3
       - name: Install LAPACK & OpenBLAS
         run:
@@ -33,22 +26,16 @@ jobs:
         run: cargo build --features "strict"
       - name: Build rust library in release mode
         run: cargo build --release --features "strict"
-      - name: Build rust library in release mode with mpi
-        run: cargo build --release --features "strict,mpi"
 
 
       - name: Run unit tests
         run: cargo test --features "strict"
       - name: Run unit tests in release mode
         run: cargo test --release --features "strict"
-      - name: Run unit tests with mpi enabled
-        run: cargo test --features "mpi,strict"
-      - name: Run unit tests in release mode with mpi enabled
-        run: cargo test --release --features "mpi,strict"
       - name: Run tests
-        run: cargo test --examples --release --features "mpi,strict"
+        run: cargo test --examples --release --features "strict"
       - name: Test benchmarks build
-        run: cargo bench --no-run --features "mpi,strict"
+        run: cargo bench --no-run --features "strict"
       - name: Run examples
         run: |
           python3 find_examples.py
@@ -56,4 +43,4 @@ jobs:
           ./examples.sh
 
       - name: Build docs
-        run: cargo doc --features "mpi,strict" --no-deps
+        run: cargo doc --features "strict" --no-deps
diff --git a/.github/workflows/style-checks.yml b/.github/workflows/style-checks.yml
index 58aa4c3..a33f536 100644
--- a/.github/workflows/style-checks.yml
+++ b/.github/workflows/style-checks.yml
@@ -15,17 +15,13 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        feature-flags: ['--features "mpi,strict"', '']
+        feature-flags: ['--features "strict"', '']
     steps:
       - name: Set up Rust
         uses: actions-rust-lang/setup-rust-toolchain@v1
         with:
           toolchain: stable
           components: rustfmt,clippy
-      - name: Set up MPI
-        uses: mpi4py/setup-mpi@v1
-        with:
-          mpi: mpich
       - uses: actions/checkout@v3
       - name: Install LAPACK & OpenBLAS
         run: