Fix Cache singleton

2020-10-27 03:19:01 +01:00 · 2020-10-27 03:19:01 +01:00 · f83f0faa1f
commit f83f0faa1f
parent 4c88eb4121
1 changed files with 2 additions and 2 deletions
--- a/countdown/countdown.py
+++ b/countdown/countdown.py
@ -14,8 +14,8 @@ class Cache:
        return Cache.__instance

    def __init__(self):
-        if Cache.__instance is None:
-            raise Exception("Cache is a singleton. Use Cache.getInstance()")
+        if Cache.__instance is not None:
+            raise Exception("Cache is a singleton. Use Cache.get_instance()")
        Cache.__instance = self
        self.db = Walrus(host='localhost', port=6379, db=0)