update app.py

app.py

@@ -347,7 +347,7 @@ config = dict(
 )
 config = Config(config)
 
-class Predictor(RamPredictor, device='cpu'):
+class Ram_Predictor(RamPredictor, device='cpu'):
     def __init__(self,config):
         self.config = config
         self.device = torch.device(device)
@@ -358,7 +358,7 @@ class Predictor(RamPredictor, device='cpu'):
         if self.config.load_from is not None:
             self.model.load_state_dict(torch.load(self.config.load_from, map_location=self.device))
         self.model.train()
-ram_model = Predictor(config, device)
+ram_model = Ram_Predictor(config, device)
 
 # visualization
 def draw_selected_mask(mask, draw):