Update app.py

app.py

@@ -8,8 +8,8 @@ FilePath: /zuo/app.py
 '''
 import gradio as gr
 from transformers import BertTokenizer, GPT2LMHeadModel,TextGenerationPipeline
-tokenizer = BertTokenizer.from_pretrained(".")
-model = GPT2LMHeadModel.from_pretrained(".")
+tokenizer = BertTokenizer.from_pretrained("./")
+model = GPT2LMHeadModel.from_pretrained("./")
 text_generator = TextGenerationPipeline(model, tokenizer) 
 
 def poem(cls):