chore: add a simple script to clean __pycache__ quickly

clean_pycache.py

@@ -0,0 +1,37 @@
+#!/usr/bin/env python3
+import os
+import shutil
+import sys
+
+
+def remove_pycache_dirs(start_dir="."):
+    removed_count = 0
+    for root, dirs, files in os.walk(start_dir, topdown=True):
+        if ".venv" in dirs:
+            dirs.remove(".venv")
+
+        if ".git" in dirs:
+            dirs.remove(".git")
+
+        if "__pycache__" in dirs:
+            pycache_path = os.path.join(root, "__pycache__")
+            try:
+                shutil.rmtree(pycache_path)
+                print(f"Deleted: {pycache_path}")
+                removed_count += 1
+            except Exception as e:
+                print(f"Failed to delete {pycache_path}: {e}")
+
+    print(f"\nTotally deleted {removed_count} __pycache__ folders.")
+
+
+if __name__ == "__main__":
+    target_dir = sys.argv[1] if len(sys.argv) > 1 else "."
+
+    print(f"Scanning directory: {os.path.abspath(target_dir)}")
+    confirm = input("Are you sure to delete all __pycache__ folders? (y/N): ")
+
+    if confirm.lower() == "y":
+        remove_pycache_dirs(target_dir)
+    else:
+        print("Option cancelled.")