Update app.py

app.py

@@ -78,21 +78,21 @@ def retriever(query):
 
 """Chain"""
 
-from langchain_core.runnables.passthrough import RunnablePassthrough
-from langchain.prompts import ChatPromptTemplate
-from langchain_core.output_parsers.string import StrOutputParser
+#from langchain_core.runnables.passthrough import RunnablePassthrough
+#from langchain.prompts import ChatPromptTemplate
+#from langchain_core.output_parsers.string import StrOutputParser
 from langchain_community.llms.huggingface_hub import HuggingFaceHub
-import os
-from langchain_core.runnables import RunnableLambda
+#=import os
+#from langchain_core.runnables import RunnableLambda
 
 
 #prompt_template = ChatPromptTemplate.from_template(prompt)
 llm = HuggingFaceHub(
-    #repo_id="HuggingFaceH4/zephyr-7b-beta",
-    repo_id="google-bert/bert-base-uncased",
+    #=repo_id="HuggingFaceH4/zephyr-7b-beta",
+    #repo_id="google-bert/bert-base-uncased",
     model_kwargs={
         "temperature": 0.1,
-        "max_length": 10,
+        "max_length": 1,
         "return_full_text": False
     }
 )