Update app.py

app.py

@@ -18,7 +18,7 @@ os.environ["OPENAI_API_KEY"] = os.environ['my_secret']
 loader = PyPDFLoader("/home/user/app/docs.pdf")
 documents = loader.load()
 
-text_splitter = CharacterTextSplitter(chunk_size=1000, chunk_overlap=0)
+text_splitter = CharacterTextSplitter(chunk_size=800, chunk_overlap=0)
 texts = text_splitter.split_documents(documents)
 
 #vector embedding