Add contains_key, an alias for has_key

Fixes #25
kislyuk · Oct 31, 2019 · b12125f · b12125f
1 parent 2c381ba
commit b12125f
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/ensure/main.py b/ensure/main.py
@@ -302,6 +302,8 @@ def has_key(self, key):
         self.contains(key)
         return KeyInspector(self._subject[key])
 
+    contains_key = has_key
+
     def has_keys(self, keys):
         """
         Ensures :attr:`subject` is a :class:`collections.Mapping` and contains *keys*, which must be an iterable.