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-rw-r--r--requests_cache/backends/base.py3
1 files changed, 3 insertions, 0 deletions
diff --git a/requests_cache/backends/base.py b/requests_cache/backends/base.py
index e912879..def4dc1 100644
--- a/requests_cache/backends/base.py
+++ b/requests_cache/backends/base.py
@@ -201,3 +201,6 @@ class BaseStorage(MutableMapping, ABC):
return Serializer(secret_key, salt=salt, serializer=pickle)
else:
return pickle
+
+ def __str__(self):
+ return str(list(self.keys()))