fix syntax - ds

app.py

@@ -54,13 +54,13 @@ def fetch_text(url,api_key):
         summary_text = json.loads(response.json())['description']
         title_text = json.loads(response.json())['title']
 
-        If maintext_text is None:
+        if maintext_text is None:
             maintext_text = ""
         
-        If summary_text is None:
+        if summary_text is None:
             summary_text = ""
         
-        If summary_text is None:
+        if summary_text is None:
             summary_text = ""