update

app.py

@@ -2,6 +2,7 @@ from fastapi import FastAPI, Query
 from fastapi.middleware.cors import CORSMiddleware
 from fastapi.responses import StreamingResponse
 from utils import load_model_pkl, generate_image_from_pkl, generate_image_from_onnx
+from random import randint
 
 app = FastAPI()
 
@@ -28,7 +29,9 @@ def generate_stylegan_onnx():
     return StreamingResponse(image_stream, media_type="image/png")
 
 @app.get("/generate/styleganv2")
-def generate_styleganv2(seed: int = Query(0)):
+def generate_styleganv2(seed: int = Query(None)):
+    if seed is None:
+        seed = randint(0, 2**32 - 1)
     image_stream = generate_image_from_pkl(styleganv2, seed=seed, trunc=1)
     return StreamingResponse(image_stream, media_type="image/png")