Add python typechecking/linting with mypy, pyflakes, and black

.github/workflows/lint.yml

@@ -8,3 +8,23 @@ jobs:
       uses: actions/checkout@v3
     - name: REUSE compliance check
       uses: fsfe/reuse-action@v1
+
+  python:
+    runs-on: ubuntu-latest
+    steps:
+    - name: Checkout rz-bindgen
+      uses: actions/checkout@v3
+    - name: Install tools
+      run: |
+        pip install mypy pyflakes black
+    - name: Run mypy
+      run: |
+        mypy src/main.py
+      if: ${{ always() }}
+    - name: Run pyflakes
+      run: |
+        pyflakes src/*.py
+      if: ${{ always() }}
+    - name: Run black
+      run: |
+        black --check --diff src/*.py

src/main.py

@@ -158,7 +158,6 @@
     cons_h,
     typedef="RzCons",
     rename_fields={
-        "flush": "_flush",
         "lastline": "_lastline",
         "echo": "_echo",
         "highlight": "_highlight",

src/module_class.py

@@ -8,7 +8,6 @@
 from typing import List, Dict, Optional
 
 from clang.wrapper import (
-    Cursor,
     CursorKind,
     Struct,
     StructField,