### 2021/05/19 -- 更新：

+ 添加了企业微信支持，修改pwdselfservice/local_settings.py中的SCAN_CODE_TYPE = 'DING'或SCAN_CODE_TYPE = 'WEWORK'，区分使用哪个应用扫码验证
+ 添加Reids缓存Token支持，如果不配置Redis则使用MemoryStorage缓存到内存中

utils/storage/kvstorage.py

@@ -0,0 +1,37 @@
+# -*- coding: utf-8 -*-
+from __future__ import absolute_import, unicode_literals
+
+import json
+
+from dingtalk.core.utils import to_text
+from utils.storage import BaseStorage
+
+
+class KvStorage(BaseStorage):
+
+    def __init__(self, kvdb, prefix='wework'):
+        for method_name in ('get', 'set', 'delete'):
+            assert hasattr(kvdb, method_name)
+        self.kvdb = kvdb
+        self.prefix = prefix
+
+    def key_name(self, key):
+        return '{0}:{1}'.format(self.prefix, key)
+
+    def get(self, key, default=None):
+        key = self.key_name(key)
+        value = self.kvdb.get(key)
+        if value is None:
+            return default
+        return json.loads(to_text(value))
+
+    def set(self, key, value, ttl=None):
+        if value is None:
+            return
+        key = self.key_name(key)
+        value = json.dumps(value)
+        self.kvdb.set(key, value, ttl)
+
+    def delete(self, key):
+        key = self.key_name(key)
+        self.kvdb.delete(key)