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Added get(key, default=..) method to AttributeProxy, to allow dict like checking of existing variables #50

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Added get(key, default=..) method to AttributeProxy, to allow dict like checking of existing variables #50

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9 changes: 9 additions & 0 deletions src/jsonapi_client/common.py
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Original file line number Diff line number Diff line change
Expand Up @@ -170,6 +170,15 @@ def __getattr__(self, item):
except KeyError:
raise AttributeError

def get(self, item, default=object()):
# Can't use default=None as .get('foo', None) is common, so use
# a unique empty object with a reference check
if default is self.get.__defaults__[0]:
self.__getattr__(item)

item_json = jsonify_attribute_name(item)
return self[item_json] if hasattr(self, item_json) else default

def __setattr__(self, key, value):
if key == '_target_object':
return super().__setattr__(key, value)
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