From 0b25ea32af06bf74e8c66d368d85a882c306a7d0 Mon Sep 17 00:00:00 2001
From: Yousef Moazzam <yousef.moazzam@diamond.ac.uk>
Date: Mon, 8 Sep 2025 15:33:11 +0100
Subject: [PATCH 1/2] Remove framework and pipeline tests CI on IRIS runners

---
 .../workflows/run_tests_framework_iris.yml    | 52 -------------------
 .../workflows/run_tests_pipelines_iris.yml    | 52 -------------------
 2 files changed, 104 deletions(-)
 delete mode 100644 .github/workflows/run_tests_framework_iris.yml
 delete mode 100644 .github/workflows/run_tests_pipelines_iris.yml

diff --git a/.github/workflows/run_tests_framework_iris.yml b/.github/workflows/run_tests_framework_iris.yml
deleted file mode 100644
index 44ab5cd21..000000000
--- a/.github/workflows/run_tests_framework_iris.yml
+++ /dev/null
@@ -1,52 +0,0 @@
-name: HTTomo framework tests
-
-on:
-  pull_request:
-    branches:
-      - main
-  push:
-    branches:
-      - main
-
-jobs:
-  iris-gpu:
-    runs-on: iris-gpu
-    container:
-      image: nvidia/cuda:12.6.3-devel-ubi8
-      env:
-        NVIDIA_VISIBLE_DEVICES: ${{ env.NVIDIA_VISIBLE_DEVICES }}
-
-    defaults:
-      run:
-        shell: bash -l {0}
-
-    steps:
-      - name: Checkout repository code
-        uses: actions/checkout@v4
-
-      - name: Create conda environment
-        uses: mamba-org/setup-micromamba@v1
-        with:
-          environment-name: httomo
-          create-args: >-
-            cupy==12.3.0
-            h5py=*=*mpi_openmpi*
-            mpi4py
-            tomopy==1.15
-          post-cleanup: 'all'
-          init-shell: bash
-          
-      - name: Install httomo libraries and httomo
-        run: |
-          micromamba activate httomo
-          pip install .[dev-gpu]
-          micromamba list
-                
-      - name: Generate full yaml pipelines using pipeline directives
-        run: |
-          pip install "ruamel.yaml>0.18.0"
-          python ./docs/source/scripts/execute_pipelines_build.py -o ./docs/source/pipelines_full/
-
-      - name: Run HTTomo framework tests
-        run: |
-          pytest tests/
diff --git a/.github/workflows/run_tests_pipelines_iris.yml b/.github/workflows/run_tests_pipelines_iris.yml
deleted file mode 100644
index 871ff2571..000000000
--- a/.github/workflows/run_tests_pipelines_iris.yml
+++ /dev/null
@@ -1,52 +0,0 @@
-name: HTTomo pipelines tests
-
-on:
-  pull_request:
-    branches:
-      - main
-  push:
-    branches:
-      - main
-
-jobs:
-  iris-gpu:
-    runs-on: iris-gpu
-    container:
-      image: nvidia/cuda:12.6.3-devel-ubi8
-      env:
-        NVIDIA_VISIBLE_DEVICES: ${{ env.NVIDIA_VISIBLE_DEVICES }}
-
-    defaults:
-      run:
-        shell: bash -l {0}
-
-    steps:
-      - name: Checkout repository code
-        uses: actions/checkout@v4
-
-      - name: Create conda environment
-        uses: mamba-org/setup-micromamba@v1
-        with:
-          environment-name: httomo
-          create-args: >-
-            cupy==12.3.0
-            h5py=*=*mpi_openmpi*
-            mpi4py
-            tomopy==1.15
-          post-cleanup: 'all'
-          init-shell: bash
-          
-      - name: Install httomo libraries, httomo-backends and httomo
-        run: |
-          micromamba activate httomo
-          pip install .[dev-gpu]
-          micromamba list
-                
-      - name: Generate full yaml pipelines using pipeline directives
-        run: |
-          pip install "ruamel.yaml>0.18.0"
-          python ./docs/source/scripts/execute_pipelines_build.py -o ./docs/source/pipelines_full/
-
-      - name: Run HTTomo pipelines tests (small data)
-        run: |
-          pytest tests/test_pipeline_small.py --small_data

From 532518be2dde3265b04a03ee2f06880d08ed9dc6 Mon Sep 17 00:00:00 2001
From: Yousef Moazzam <yousef.moazzam@diamond.ac.uk>
Date: Mon, 8 Sep 2025 15:34:47 +0100
Subject: [PATCH 2/2] Add workflow file to run simple cupy script with IRIS GPU
 runner

---
 .github/workflows/simple_cupy.yml | 34 +++++++++++++++++++++++++++++++
 simple-cupy-script.py             |  6 ++++++
 2 files changed, 40 insertions(+)
 create mode 100644 .github/workflows/simple_cupy.yml
 create mode 100644 simple-cupy-script.py

diff --git a/.github/workflows/simple_cupy.yml b/.github/workflows/simple_cupy.yml
new file mode 100644
index 000000000..2b1db7343
--- /dev/null
+++ b/.github/workflows/simple_cupy.yml
@@ -0,0 +1,34 @@
+name: Simple cupy script on IRIS
+
+on:
+  pull_request:
+    branches:
+      - main
+
+jobs:
+  iris-gpu:
+    runs-on: iris-gpu
+    container:
+      image: nvidia/cuda:12.6.3-devel-ubi8
+      env:
+        NVIDIA_VISIBLE_DEVICES: ${{ env.NVIDIA_VISIBLE_DEVICES }}
+
+    defaults:
+      run:
+        shell: bash -l {0}
+
+    steps:
+      - name: Checkout repository code
+        uses: actions/checkout@v4
+
+      - name: Create conda environment
+        uses: mamba-org/setup-micromamba@v1
+        with:
+          environment-name: simple-cupy
+          create-args: >-
+            cupy==12.3.0
+          post-cleanup: 'all'
+          init-shell: bash
+
+      - name: Run simple cupy script
+        run: python simple-cupy-script.py
diff --git a/simple-cupy-script.py b/simple-cupy-script.py
new file mode 100644
index 000000000..7af046ea7
--- /dev/null
+++ b/simple-cupy-script.py
@@ -0,0 +1,6 @@
+import cupy as cp
+
+arr = cp.array([1, 2, 3])
+print(f"arr before: {arr}")
+arr += 1
+print(f"arr after: {arr}")