Update app.py

app.py

@@ -1764,7 +1764,7 @@ def summarize_with_cohere(api_key, file_path, model, custom_prompt_arg):
 
         logging.debug(f"cohere: Extracting text from segments file")
         text = extract_text_from_segments(segments)
-
+        api_key = os.environ.get(COHERE_TOKEN)
         headers = {
             'accept': 'application/json',
             'content-type': 'application/json',