adding new files

app.py

@@ -7,7 +7,7 @@ from langchain_text_splitters import RecursiveCharacterTextSplitter
 from langchain_openai import ChatOpenAI
 from langchain.schema.runnable import RunnablePassthrough
 from langchain_openai.embeddings import OpenAIEmbeddings
-from langchain.document_loaders import PyMuPDFLoader
+from langchain_community.document_loaders.pdf import PyMuPDFLoader
 from langchain_community.vectorstores import Qdrant
 from langchain_openai.embeddings import OpenAIEmbeddings
 from langchain_core.prompts import ChatPromptTemplate

requirements.txt

@@ -4,7 +4,7 @@ openai<2.0.0
 tiktoken<1
 python-dotenv==1.0.0
 chainlit==0.7.700
-langchain<0.2.0
+langchain==0.2.5
 langchain_core==0.2.9
 langchain_community==0.2.5
 langchain-text-splitters==0.2.1