<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:

def update(self, other=(), **kwargs):
        '''Just like `dict.update`'''
        _kwargs = dict(kwargs)
        _kwargs.update(other)
        for key, value in _kwargs.items():
            self[key] = value