Update app.py

app.py

@@ -20,8 +20,8 @@ model_gpt2 = AutoModelForCausalLM.from_pretrained("openai-community/gpt2")
 tokenizer_gemma = AutoTokenizer.from_pretrained("google/gemma-2b")
 model_gemma = AutoModelForCausalLM.from_pretrained("google/gemma-2b", token=token)
 
-tokenizer_gpt-neo = AutoTokenizer.from_pretrained("EleutherAI/gpt-neo-1.3B")
-model_gpt-neo = AutoModelForCausalLM.from_pretrained("EleutherAI/gpt-neo-1.3B")
+tokenizer_gptneo = AutoTokenizer.from_pretrained("EleutherAI/gpt-neo-1.3B")
+model_gptneo = AutoModelForCausalLM.from_pretrained("EleutherAI/gpt-neo-1.3B")
 
 # Define functions
 
@@ -148,8 +148,8 @@ def load_model(model_selected):
         model = model_gemma
     
     if model_selected == "Eleuther GPT Neo 1.3B":
-        tokenizer = tokenizer_gpt-neo
-        model = model_gpt-neo
+        tokenizer = tokenizer_gptneo
+        model = model_gptneo