Add fastapi code

venv/lib/python3.11/site-packages/setuptools/_path.py

@@ -0,0 +1,7 @@
+import os
+
+
+def ensure_directory(path):
+    """Ensure that the parent directory of `path` exists"""
+    dirname = os.path.dirname(path)
+    os.makedirs(dirname, exist_ok=True)