@@ -0,0 +1,265 @@
+import collections%0Afrom .internal import _curry1%0A%0A%0A__all__ = %5B%22keys%22%5D%0A%0A%0A@_curry1%0Adef keys(obj):%0A    return obj.keys() if isinstance(obj, collections.Mapping) else %5C%0A        %5Bidx for idx in range(len(obj))%5D if isinstance(obj, collections.Sequence) else %5C%0A        %5B%5D%0A

add `object` module