Sync fastapi docs from 50fa3f7c on 2026-01-11

docs_src/request_files/tutorial001_py39.py

@@ -0,0 +1,13 @@
+from fastapi import FastAPI, File, UploadFile
+
+app = FastAPI()
+
+
+@app.post("/files/")
+async def create_file(file: bytes = File()):
+    return {"file_size": len(file)}
+
+
+@app.post("/uploadfile/")
+async def create_upload_file(file: UploadFile):
+    return {"filename": file.filename}