chore: add concrete python pre-commit checks to ci

.github/workflows/concrete_python_checks.yml

@@ -0,0 +1,16 @@
+name: Concrete Python Checks
+
+on:
+  workflow_call:
+
+jobs:
+  Checks:
+    runs-on: ubuntu-20.04
+    steps:
+      - uses: actions/checkout@v3
+      - name: Pre-Commit Checks
+        run: |
+          cd frontends/concrete-python
+          make venv
+          source .venv/bin/activate
+          make pcc

.github/workflows/main.yml

@@ -19,6 +19,7 @@ jobs:
       optimizer: ${{ steps.optimizer.outputs.any_changed }}
       concrete-cpu: ${{ steps.concrete-cpu.outputs.any_changed }}
       concrete-cuda: ${{ steps.concrete-cuda.outputs.any_changed }}
+      concrete-python: ${{ steps.concrete-python.outputs.any_changed }}
       push-main: ${{ steps.github.outputs.push-main }}
     steps:
       - name: Checkout the repository
@@ -50,6 +51,12 @@ jobs:
         uses: tj-actions/changed-files@7a453ffa2eb31a7e84f3281f88ef6d774c4d807d
         with:
           files: backends/concrete-cuda
+
+      - name: Get changed files in the concrete-python directory
+        id: concrete-python
+        uses: tj-actions/changed-files@7a453ffa2eb31a7e84f3281f88ef6d774c4d807d
+        with:
+          files: frontends/concrete-python
       
       - name: Set some github event outputs
         id: github
@@ -132,3 +139,11 @@ jobs:
     if: needs.file-change.outputs.concrete-cuda == 'true' || needs.file-change.outputs.push-main
     uses: ./.github/workflows/concrete_cuda_test.yml
     secrets: inherit
+
+#################################################
+# Concrete Python jobs ##########################
+  concrete-python:
+    needs: file-change
+    if: needs.file-change.outputs.concrete-python == 'true' || needs.file-change.outputs.push-main
+    uses: ./.github/workflows/concrete_python_checks.yml
+    secrets: inherit