diff --git a/.github/workflows/cache_dependencies.yml b/.github/workflows/cache_dependencies.yml
index dd648d78f..ddabe6560 100644
--- a/.github/workflows/cache_dependencies.yml
+++ b/.github/workflows/cache_dependencies.yml
@@ -14,22 +14,26 @@ jobs:
       GH_TOKEN: ${{ github.token }}
     strategy:
       matrix:
-        python-version: ['3.9', '3.10', '3.11', '3.12']
+        combos:
+          - {python_version: '3.9', venv_suffix: '9'}
+          - {python_version: '3.10', venv_suffix: '10'}
+          - {python_version: '3.11.11', venv_suffix: '11'}
+          - {python_version: '3.12.8', venv_suffix: '12'}
 
     steps:
       - uses: actions/checkout@v4
 
-      - name: Set up Python ${{ matrix.python-version }}
+      - name: Set up Python ${{ matrix.combos.python_version }}
         uses: actions/setup-python@v5
         with:
-          python-version: ${{ matrix.python-version }}
+          python-version: ${{ matrix.combos.python_version }}
 
       - name: Delete old cached file with same python version
         run: |
           echo "Current Cached files list"
           gh cache list
-          echo "Deleting cached files with pattern: ${{ runner.os }}-venv-${{ matrix.python-version }}-"
-          for cache_key in $(gh cache list --json key -q ".[] | select(.key | startswith(\"${{ runner.os }}-venv-${{ matrix.python-version }}-\")) | .key"); do
+          echo "Deleting cached files with pattern: ${{ runner.os }}-venv-${{ matrix.combos.venv_suffix }}-"
+          for cache_key in $(gh cache list --json key -q ".[] | select(.key | startswith(\"${{ runner.os }}-venv-${{ matrix.combos.venv_suffix }}-\")) | .key"); do
             echo "Deleting cache with key: $cache_key"
             gh cache delete "$cache_key"
           done
@@ -37,8 +41,8 @@ jobs:
       # Update the matplotlib version if needed later
       - name: Set up virtual environment
         run: |
-          python -m venv .venv-${{ matrix.python-version }}
-          source .venv-${{ matrix.python-version }}/bin/activate
+          python -m venv .venv-${{ matrix.combos.venv_suffix }}
+          source .venv-${{ matrix.combos.venv_suffix }}/bin/activate
           python -m pip install --upgrade pip
           pip install -r devtools/dev-requirements.txt
           pip install matplotlib==3.9.2
@@ -47,12 +51,13 @@ jobs:
         id: cache-env
         uses: actions/cache@v4
         with:
-          path: .venv-${{ matrix.python-version }}
-          key: ${{ runner.os }}-venv-${{ matrix.python-version }}-${{ hashFiles('devtools/dev-requirements.txt', 'requirements.txt') }}
+          path: .venv-${{ matrix.combos.venv_suffix }}
+          key: ${{ runner.os }}-venv-${{ matrix.combos.venv_suffix }}-${{ hashFiles('devtools/dev-requirements.txt', 'requirements.txt') }}
 
       - name: Verify virtual environment activation
         run: |
-          source .venv-${{ matrix.python-version }}/bin/activate
+          source .venv-${{ matrix.combos.venv_suffix }}/bin/activate
+          which python
           python --version
           pip --version
           pip list
diff --git a/.github/workflows/regression_tests.yml b/.github/workflows/regression_tests.yml
index 9e648d3ec..9ae47d1f1 100644
--- a/.github/workflows/regression_tests.yml
+++ b/.github/workflows/regression_tests.yml
@@ -22,7 +22,6 @@ jobs:
       GH_TOKEN: ${{ github.token }}
     strategy:
       matrix:
-        python-version: ['3.10']
         group: [1, 2, 3, 4, 5, 6]
 
     steps:
@@ -45,25 +44,25 @@ jobs:
         id: check_changes
         run: echo "has_changes=${{ steps.changes.outputs.has_changes }}" >> $GITHUB_ENV
 
-      - name: Set up Python ${{ matrix.python-version }}
+      - name: Set up Python 3.10
         uses: actions/setup-python@v5
         with:
-          python-version: ${{ matrix.python-version }}
+          python-version: '3.10'
 
       - name: Restore Python environment cache
         if: env.has_changes == 'true'
         id: restore-env
         uses: actions/cache/restore@v4
         with:
-          path: .venv-${{ matrix.python-version }}
-          key: ${{ runner.os }}-venv-${{ matrix.python-version }}-${{ hashFiles('devtools/dev-requirements.txt', 'requirements.txt') }}
+          path: .venv-10
+          key: ${{ runner.os }}-venv-10-${{ hashFiles('devtools/dev-requirements.txt', 'requirements.txt') }}
 
       - name: Set up virtual environment if not restored from cache
         if: steps.restore-env.outputs.cache-hit != 'true' && env.has_changes == 'true'
         run: |
           gh cache list
-          python -m venv .venv-${{ matrix.python-version }}
-          source .venv-${{ matrix.python-version }}/bin/activate
+          python -m venv .venv-10
+          source .venv-10/bin/activate
           python -m pip install --upgrade pip
           pip install -r devtools/dev-requirements.txt
           pip install matplotlib==3.9.2
@@ -77,7 +76,7 @@ jobs:
       - name: Test with pytest
         if: env.has_changes == 'true'
         run: |
-          source .venv-${{ matrix.python-version }}/bin/activate
+          source .venv-10/bin/activate
           pwd
           lscpu
           pip list
@@ -98,7 +97,7 @@ jobs:
         if: always() && env.has_changes == 'true'
         uses: actions/upload-artifact@v4
         with:
-          name: regression_test_artifact-${{ matrix.python-version }}-${{ matrix.group }}
+          name: regression_test_artifact-3.10-${{ matrix.group }}
           path: |
             ./cov.xml
             ./mpl_results.html
diff --git a/.github/workflows/unit_tests.yml b/.github/workflows/unit_tests.yml
index 6e8ebc7a6..4392c1ed3 100644
--- a/.github/workflows/unit_tests.yml
+++ b/.github/workflows/unit_tests.yml
@@ -22,14 +22,14 @@ jobs:
       GH_TOKEN: ${{ github.token }}
     strategy:
       matrix:
-        combos: [{group: 1, python_version: '3.9'},
-                 {group: 2, python_version: '3.10'},
-                 {group: 3, python_version: '3.11'},
-                 {group: 4, python_version: '3.12'},
-                 {group: 5, python_version: '3.12'},
-                 {group: 6, python_version: '3.12'},
-                 {group: 7, python_version: '3.12'},
-                 {group: 8, python_version: '3.12'}]
+        combos: [{group: 1, python_version: '3.9', venv_suffix: '9'},
+                 {group: 2, python_version: '3.10', venv_suffix: '10'},
+                 {group: 3, python_version: '3.11.11', venv_suffix: '11'},
+                 {group: 4, python_version: '3.12.8', venv_suffix: '12'},
+                 {group: 5, python_version: '3.12.8', venv_suffix: '12'},
+                 {group: 6, python_version: '3.12.8', venv_suffix: '12'},
+                 {group: 7, python_version: '3.12.8', venv_suffix: '12'},
+                 {group: 8, python_version: '3.12.8', venv_suffix: '12'}]
 
     steps:
       - uses: actions/checkout@v4
@@ -61,15 +61,15 @@ jobs:
         id: restore-env
         uses: actions/cache/restore@v4
         with:
-          path: .venv-${{ matrix.combos.python_version }}
-          key: ${{ runner.os }}-venv-${{ matrix.combos.python_version }}-${{ hashFiles('devtools/dev-requirements.txt', 'requirements.txt') }}
+          path: .venv-${{ matrix.combos.venv_suffix }}
+          key: ${{ runner.os }}-venv-${{ matrix.combos.venv_suffix }}-${{ hashFiles('devtools/dev-requirements.txt', 'requirements.txt') }}
 
       - name: Set up virtual environment if not restored from cache
         if: steps.restore-env.outputs.cache-hit != 'true' && env.has_changes == 'true'
         run: |
           gh cache list
-          python -m venv .venv-${{ matrix.combos.python_version }}
-          source .venv-${{ matrix.combos.python_version }}/bin/activate
+          python -m venv .venv-${{ matrix.combos.venv_suffix }}
+          source .venv-${{ matrix.combos.venv_suffix }}/bin/activate
           python -m pip install --upgrade pip
           pip install -r devtools/dev-requirements.txt
           pip install matplotlib==3.9.2
@@ -80,13 +80,20 @@ jobs:
         with:
           swap-size-gb: 10
 
-      - name: Test with pytest
+      - name: Action Details
         if: env.has_changes == 'true'
         run: |
-          source .venv-${{ matrix.combos.python_version }}/bin/activate
+          source .venv-${{ matrix.combos.venv_suffix }}/bin/activate
+          which python
+          python --version
           pwd
           lscpu
           pip list
+
+      - name: Test with pytest
+        if: env.has_changes == 'true'
+        run: |
+          source .venv-${{ matrix.combos.venv_suffix }}/bin/activate
           python -m pytest -v -m unit \
             --durations=0 \
             --cov-report xml:cov.xml \