Update app.py

app.py

@@ -36,7 +36,8 @@ def pdf_changes(pdf_doc, open_ai_key):
         documents = loader.load()
         text_splitter = CharacterTextSplitter(chunk_size=1000, chunk_overlap=0)
         texts = text_splitter.split_documents(documents)
-        embeddings = OpenAIEmbeddings()
+        embeddings = OpenAIEmbeddings(model="gpt-35-turbo", chunk_size=1000)
+        
         db = Chroma.from_documents(texts, embeddings)
         retriever = db.as_retriever()
         global qa