Update app.py

app.py

@@ -5,8 +5,8 @@ import os
 co = cohere.Client(os.getenv('COHERE_API_KEY')) 
 
 # Initialization
-if not output:
-    output = ""
+output = ""
+
 def generate_hashtags(input):
     if len(input) == 0:
         return None