committed from zkp

pythonkd · pythonkd · commit 77d851f547dd · 2018-11-07T20:09:33.000+08:00
diff --git a/FluentPython/StrKeyDict.py b/FluentPython/StrKeyDict.py
@@ -0,0 +1,12 @@
+class StrKeyDict0(dict):
+    def __missing__(self, key):
+        if isinstance(key, str):
+            raise KeyError(key)
+        return self[str(key)]
+    def get(self, key, default=None):
+        try:
+            return self[key]
+        except KeyError:
+            return default
+    def __contains__(self,key):
+        return key in self.keys() or str(key) in self.keys()
