chore: update pyo3 and add stub (#879)

.cargo/config.toml

@@ -2,3 +2,16 @@
 runner = 'wasm-bindgen-test-runner'
 rustflags = ["-C", "target-feature=+atomics,+bulk-memory,+mutable-globals","-C",
  "link-arg=--max-memory=4294967296"]
+
+
+[target.x86_64-apple-darwin]
+rustflags = [
+  "-C", "link-arg=-undefined",
+  "-C", "link-arg=dynamic_lookup",
+]
+
+[target.aarch64-apple-darwin]
+rustflags = [
+  "-C", "link-arg=-undefined",
+  "-C", "link-arg=dynamic_lookup",
+]

.github/workflows/rust.yml

@@ -650,6 +650,8 @@ jobs:
         run: python -m venv .env --clear; source .env/bin/activate; pip install -r requirements.txt; python -m ensurepip --upgrade
       - name: Build python ezkl
         run: source .env/bin/activate; unset CONDA_PREFIX; maturin develop --features python-bindings --release
+      - name: Postgres tutorials
+        run: source .env/bin/activate; cargo nextest run py_tests::tests::felt_conversion_test_ --no-capture
       - name: Postgres tutorials
         run: source .env/bin/activate; cargo nextest run py_tests::tests::postgres_ --no-capture
       - name: Tictactoe tutorials

.gitignore

@@ -27,7 +27,6 @@ __pycache__/
 *.pyc
 *.pyo
 *.py[cod]
-bin/
 build/
 develop-eggs/
 dist/
@@ -49,4 +48,4 @@ timingData.json
 !tests/assets/pk.key
 !tests/assets/vk.key
 docs/python/build
-!tests/assets/vk_aggr.key
+!tests/assets/vk_aggr.key