Method __getattr__

IPython/utils/ipstruct.py:125–151

Get an attr by calling :meth:`dict.__getitem__`. Like :meth:`__setattr__`, this method converts :exc:`KeyError` to :exc:`AttributeError`. Examples -------- >>> s = Struct(a=10) >>> s.a 10 >>> type(s.get) <... 'builtin_functio

(self, key)

            raise AttributeError(e)

    def __getattr__(self, key):
        """Get an attr by calling :meth:`dict.__getitem__`.

        Like :meth:`__setattr__`, this method converts :exc:`KeyError` to
        :exc:`AttributeError`.

        Examples
        --------

        >>> s = Struct(a=10)
        >>> s.a
        10
        >>> type(s.get)
        <... 'builtin_function_or_method'>
        >>> try:
        ...     s.b
        ... except AttributeError:
        ...     print("I don't have that key")
        ...
        I don&#x27;t have that key
        """
        try:
            result = self[key]
        except KeyError:
            raise AttributeError(key)
        else:
            return result

    def __iadd__(self, other):
        """s += s2 is a shorthand for s.merge(s2).