Update app.py

app.py

@@ -14,7 +14,7 @@ def get_db_firestore():
     return db
 
 def upsertoftheminute(collection, document, firefield, first, last, born):
-    date_time = now.strftime("%m/%d/%Y, %H:%M")
+    date_time = datetime.now.strftime("%m/%d/%Y, %H:%M")
     doc_ref = db.collection(collection).document(document)
     doc_ref.set({u'firefield': firefield, u'first': first, u'last': last, u'born': date_time,})