fix:issue606

config/StatusCode.py

@@ -0,0 +1,30 @@
+from enum import Enum
+
+
+class StatusCode(Enum):
+    """
+    程序返回状态码
+    name: 状态名
+    value: 状态值
+    description: 状态描述
+    """
+    OK =                          0,   u"正常"
+    RetryTimeHasReachedMaxValue = 101, u"重试次数达到上限"
+    CdnListEmpty =                102, u"cdn列表为空"
+    UnknownError =                999, u"未知错误"
+
+    def __new__(cls, *args, **kwargs):
+        obj = object.__new__(cls)
+        obj._value_ = args[0]
+        return obj
+
+    def __init__(self, _: str, description: str = None):
+        self._description_ = description
+
+    def __str__(self):
+        return str(self.value)
+
+    # description is read-only
+    @property
+    def description(self):
+        return self._description_