Update handler.py

handler.py

@@ -11,10 +11,11 @@ import numpy as np
 
 # set device
 device = torch.device('cuda' if torch.cuda.is_available() else 'cpu')
-if device.type != 'cuda':
-    raise ValueError("need to run on GPU")
-# set mixed precision dtype
-dtype = torch.bfloat16 if torch.cuda.get_device_capability()[0] == 8 else torch.float16
+if torch.cuda.is_available():
+    # set mixed precision dtype
+    dtype = torch.bfloat16 if torch.cuda.get_device_capability()[0] == 8 else torch.float16
+else:
+    dtype = torch.float32
 
 class EndpointHandler():
     def __init__(self, path=""):