workaround for connection problems

telegram_bot/api_handling/api_handler.py

@@ -83,16 +83,20 @@ class API_Handler:
         Returns:
             list: list of keywords
         """
+        keywords = []
         with r.Session() as s:
             headers = {'Authorization': 'Bearer ' + self.token + ":" + str(user_id)}
             req = s.get(self.db_adress + "/keywords", headers=headers)
-            print(req.status_code)
-            keywords_json = req.json()["data"]
-            keywords = []
-            for keyword in keywords_json:
-                keywords.append(keyword["keyword"])
+            if(req.status_code == 200):
+                keywords_json = req.json()["data"]
+                for keyword in keywords_json:
+                    keywords.append(keyword["keyword"])
+
+                return keywords
+
+            else:
+                return self.get_user_keywords(user_id) # might end in infinite loop!!
 
-            return keywords
 
 
     def set_keyword(self, user_id, keyword):
@@ -193,8 +197,10 @@ class API_Handler:
         with r.Session() as s:
             headers = {'Authorization': 'Bearer ' + self.token + ":" + str(user_id)}
             req = s.get(self.db_adress + "/transactions", headers=headers)
-            transactions_dict = dict(req.json()["data"])
-            return transactions_dict
+
+            if req.status_code == 200:
+                transactions_dict = dict(req.json()["data"])
+                return transactions_dict
 
 
     def set_transaction(self, user_id, count, price, symbol, timestamp):