Add workflow to publish python package

.github/workflows/python-release.yml

@@ -0,0 +1,53 @@
+name: Upload Python Package
+
+on:
+  push:
+    branches:
+      - main
+  release:
+    branches:
+      - main
+
+jobs:
+  deploy:
+    runs-on: ${{ matrix.host }}
+    strategy:
+      matrix:
+        include:
+          # Linux
+          - host: ubuntu-latest
+            target: x86_64-unknown-linux-gnu
+          - host: ubuntu-latest
+            target: aarch64-unknown-linux-gnu
+          # MacOS
+          - host: macos-latest
+            target: x86_64-apple-darwin
+          - host: macos-latest
+            target: aarch64-apple-darwin
+          # Windows
+          - host: windows-latest
+            target: x86_64-pc-windows-msvc
+
+    steps:
+      - uses: actions/checkout@v3
+        with:
+          submodules: recursive
+      - uses: actions/setup-python@v4
+        with:
+          python-version: '3.10'
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          pip install setuptools wheel twine
+      - name: Build CKZG
+        run: |
+          cd src
+          make
+      - name: Build and publish
+        env:
+          TWINE_USERNAME: __token__
+          TWINE_PASSWORD: ${{ secrets.PYPI_PASSWORD }}
+        run: |
+          cd bindings/python
+          python setup.py bdist_wheel
+          twine upload dist/*

.github/workflows/python-tests.yml

@@ -20,7 +20,6 @@ jobs:
       - name: Install dependencies
         run: |
           python -m pip install --upgrade pip
-          pip install py_ecc
           pip install PyYAML
       - name: Build BLST
         run: |

bindings/python/.gitignore

@@ -1 +1,4 @@
 build/
+dist/
+ckzg.egg-info/
+src/

bindings/python/setup.py

@@ -1,10 +1,12 @@
-from distutils.core import setup, Extension
+from setuptools import setup, Extension
+
 
 def main():
     setup(
         name="ckzg",
-        version="1.0.0",
-        description="Python interface for C-KZG-4844",
+        version="1.4.2",
+        author="Ethereum Foundation",
+        description="Python bindings for C-KZG-4844",
         ext_modules=[
             Extension(
                 "ckzg",
@@ -13,5 +15,6 @@ def main():
                 library_dirs=["../../lib"],
                 libraries=["blst"])])
 
+
 if __name__ == "__main__":
     main()