Update app.py

app.py

@@ -21,7 +21,8 @@ import fireworks.client
 import chainlit as cl
 
 setup_langsmith_config()
-
+COHERE_API_KEY = os.getenv("COHERE_API_KEY")
+cohere_api_key = os.getenv("COHERE_API_KEY")
 FIREWORKS_API_KEY = os.getenv("FIREWORKS_API_KEY")
 text_splitter = RecursiveCharacterTextSplitter(chunk_size=1000, chunk_overlap=100)
 
@@ -79,7 +80,7 @@ async def on_chat_start():
     metadatas = [{"source": f"{i}-pl"} for i in range(len(texts))]
 
     # Create a Chroma vector store
-    embeddings = CohereEmbeddings(cohere_api_key="COHERE_API_KEY")
+    embeddings = CohereEmbeddings(cohere_api_key=COHERE_API_KEY)
 
     docsearch = await cl.make_async(Chroma.from_texts)(
         texts, embeddings, metadatas=metadatas