reduce concurrent runs

Author: gsheni

.github/workflows/end_to_end.yml

@@ -17,6 +17,9 @@ jobs:
             python-version: '3.8'
           - os: macos-latest
             python-version: '3.13'
+    concurrency:
+      group: ${{ github.workflow }}-${{ github.ref }}
+      cancel-in-progress: true
     steps:
     - uses: actions/checkout@v1
     - name: Set up Python ${{ matrix.python-version }}

.github/workflows/minimum.yml

@@ -17,6 +17,9 @@ jobs:
             python-version: '3.8'
           - os: macos-latest
             python-version: '3.13'
+    concurrency:
+      group: ${{ github.workflow }}-${{ github.ref }}
+      cancel-in-progress: true
     steps:
     - uses: actions/checkout@v1
     - name: Set up Python ${{ matrix.python-version }}

.github/workflows/numerical.yml

@@ -17,6 +17,9 @@ jobs:
             python-version: '3.8'
           - os: macos-latest
             python-version: '3.13'
+    concurrency:
+      group: ${{ github.workflow }}-${{ github.ref }}
+      cancel-in-progress: true
     steps:
     - uses: actions/checkout@v1
     - name: Set up Python ${{ matrix.python-version }}

.github/workflows/readme.yml

@@ -12,6 +12,9 @@ jobs:
       matrix:
         python-version: ['3.8', '3.9', '3.10', '3.11', '3.12', '3.13']
         os: [ubuntu-latest, macos-latest]
+    concurrency:
+      group: ${{ github.workflow }}-${{ github.ref }}
+      cancel-in-progress: true
     steps:
     - uses: actions/checkout@v1
     - name: Set up Python ${{ matrix.python-version }}

.github/workflows/tutorials.yml

@@ -11,6 +11,9 @@ jobs:
     strategy:
       matrix:
         python-version: ['3.8', '3.9', '3.10', '3.11', '3.12', '3.13']
+    concurrency:
+      group: ${{ github.workflow }}-${{ github.ref }}
+      cancel-in-progress: true
     steps:
     - uses: actions/checkout@v1
     - name: Set up Python ${{ matrix.python-version }}

.github/workflows/unit.yml

@@ -17,6 +17,9 @@ jobs:
             python-version: '3.8'
           - os: macos-latest
             python-version: '3.13'
+    concurrency:
+      group: ${{ github.workflow }}-${{ github.ref }}
+      cancel-in-progress: true
     steps:
     - uses: actions/checkout@v1
     - name: Set up Python ${{ matrix.python-version }}