human
Complete the below
def dedent_docstring(s):

    ''''Remove common leading indentation from docstring.'
    '''

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Write me a the Python program you requested?
assistant
#Here is the Python program you requested.
    def dummy():
        pass
    dummy.__doc__ = s
    docstring = inspect.getdoc(dummy)
    return docstring.lstrip('\r\n').rstrip('\r\n')