diff --git a/.github/workflows/pip-packaging-linux.yml b/.github/workflows/pip-packaging-linux.yml
index eb2c6edc0e..7631936517 100644
--- a/.github/workflows/pip-packaging-linux.yml
+++ b/.github/workflows/pip-packaging-linux.yml
@@ -19,6 +19,7 @@ jobs:
       # numpy~=1.21.4 means any numpy=1.21.*, but also numpy>=1.21.4 (numpy~=1.21 do not work as it means any numpy==1.*)
       - name: Build wheel for Python 3.8
         run: |
+          rm -rf src/python/gudhi/*.cpp
           mkdir build_38
           cd build_38
           cmake -DCMAKE_BUILD_TYPE=Release -DPYTHON_EXECUTABLE=$PYTHON38/bin/python ..
@@ -36,6 +37,7 @@ jobs:
           $PYTHON38/bin/python -m pytest -v src/python/test/test_rips_complex.py
       - name: Build wheel for Python 3.9
         run: |
+          rm -rf src/python/gudhi/*.cpp
           mkdir build_39
           cd build_39
           cmake -DCMAKE_BUILD_TYPE=Release -DPYTHON_EXECUTABLE=$PYTHON39/bin/python ..
@@ -57,6 +59,7 @@ jobs:
           $PYTHON39/bin/python -m pytest -v src/python/test/test_rips_complex.py
       - name: Build wheel for Python 3.10
         run: |
+          rm -rf src/python/gudhi/*.cpp
           mkdir build_310
           cd build_310
           cmake -DCMAKE_BUILD_TYPE=Release -DPYTHON_EXECUTABLE=$PYTHON310/bin/python ..
@@ -74,6 +77,7 @@ jobs:
           $PYTHON310/bin/python -m pytest -v src/python/test/test_rips_complex.py
       - name: Build wheel for Python 3.11
         run: |
+          rm -rf src/python/gudhi/*.cpp
           mkdir build_311
           cd build_311
           cmake -DCMAKE_BUILD_TYPE=Release -DPYTHON_EXECUTABLE=$PYTHON311/bin/python ..
@@ -91,6 +95,7 @@ jobs:
           $PYTHON311/bin/python -m pytest -v src/python/test/test_rips_complex.py
       - name: Build wheel for Python 3.12
         run: |
+          rm -rf src/python/gudhi/*.cpp
           mkdir build_312
           cd build_312
           cmake -DCMAKE_BUILD_TYPE=Release -DPYTHON_EXECUTABLE=$PYTHON312/bin/python ..
diff --git a/.github/workflows/pip-packaging-osx.yml b/.github/workflows/pip-packaging-osx.yml
index c847c75fa1..b919b32bca 100644
--- a/.github/workflows/pip-packaging-osx.yml
+++ b/.github/workflows/pip-packaging-osx.yml
@@ -9,11 +9,9 @@ env:
   _PYTHON_HOST_PLATFORM: macosx-12.0-universal2
   ARCHFLAGS: "-arch arm64 -arch x86_64"
 
-# Python 3.8 specific case where NumPy 2.x will not be supported
-# NumPy packages for osx x86 and arm are only available from 1.21.2, but stable for both versions from 1.21.4 and python 3.8+
-# numpy~=1.21.4 means any numpy=1.21.*, but also numpy>=1.21.4 (numpy~=1.21 do not work as it means any numpy==1.*)
 jobs:
-  build:
+  # Python 3.8 specific case where NumPy 2.x will not be supported
+  wheels_3_8:
     # Should use macos-latest, but python 3.8 and 3.9 is no more available from macos-14
     runs-on: macos-13
     name: Build wheels for Python 3.8
@@ -25,6 +23,8 @@ jobs:
         with:
           python-version: 3.8
           architecture: x64
+      # NumPy packages for osx x86 and arm are only available from 1.21.2, but stable for both versions from 1.21.4 and python 3.8+
+      # numpy~=1.21.4 means any numpy=1.21.*, but also numpy>=1.21.4 (numpy~=1.21 do not work as it means any numpy==1.*)
       - name: Install dependencies
         run: |
           brew update || true
@@ -65,10 +65,9 @@ jobs:
           delocate-wheel --require-archs universal2 -w wheelhouse build/src/python/dist/*.whl
           python -m twine upload wheelhouse/*.whl
 
-# Python 3.9+ specific case where NumPy 2.x will be supported
-# NumPy packages for osx x86 and arm are only available from 1.21.2, but stable for both versions from 1.21.4 and python 3.8+
-jobs:
-  build:
+  # Python 3.9+ specific case where NumPy 2.x will be supported
+  # NumPy packages for osx x86 and arm are only available from 1.21.2, but stable for both versions from 1.21.4 and python 3.8+
+  wheels:
     # Should use macos-latest, but python 3.8 and 3.9 is no more available from macos-14
     runs-on: macos-13
     strategy:
@@ -93,6 +92,8 @@ jobs:
         with:
           python-version: ${{ matrix.python-version }}
           architecture: x64
+      # For python >=3.9, numpy >= 2.0 for package build and ABI compatibility with numpy 1.X and 2.X
+      # cf. https://numpy.org/doc/stable/dev/depending_on_numpy.html#numpy-2-0-specific-advice
       - name: Install dependencies
         run: |
           brew update || true
@@ -113,6 +114,7 @@ jobs:
           cmake -DCMAKE_BUILD_TYPE=Release -DPython_ADDITIONAL_VERSIONS=3 ..
           cd src/python
           python -m build -n -w
+      # Test ABI compatibility with numpy 1.X
       - name: Install and test python wheel
         run: |
           python -m pip install --user numpy~=${{ matrix.numpy-version }}
diff --git a/.github/workflows/pip-packaging-windows.yml b/.github/workflows/pip-packaging-windows.yml
index 4b6544ad2a..f186f82ee0 100644
--- a/.github/workflows/pip-packaging-windows.yml
+++ b/.github/workflows/pip-packaging-windows.yml
@@ -4,10 +4,10 @@ on:
   release:
     types: [published]
 
-# Python 3.8 specific case where NumPy 2.x will not be supported
-# numpy~=1.21.4 means any numpy=1.21.*, but also numpy>=1.21.4 (numpy~=1.21 do not work as it means any numpy==1.*)
 jobs:
-  build:
+  # Python 3.8 specific case where NumPy 2.x will not be supported
+  # numpy~=1.21.4 means any numpy=1.21.*, but also numpy>=1.21.4 (numpy~=1.21 do not work as it means any numpy==1.*)
+  wheels_3_8:
     runs-on: windows-latest
     name: Build wheels for Python 3.8
     steps:
@@ -58,9 +58,8 @@ jobs:
           TWINE_PASSWORD: ${{ secrets.PYPI_PASSWORD }}
         run: python -m twine upload build/src/python/dist/*.whl
 
-# Python 3.9+ specific case where NumPy 2.x will be supported
-jobs:
-  build:
+  # Python 3.9+ specific case where NumPy 2.x will be supported
+  wheels:
     runs-on: windows-latest
     strategy:
       max-parallel: 4