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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:

def _remove_dots(src):
    '''
    Remove dots from the given data structure
    '''
    output = {}
    for key, val in six.iteritems(src):
        if isinstance(val, dict):
            val = _remove_dots(val)
        output[key.replace('.', '-')] = val
    return output