human
Complete the below
def _coerce_method(converter):

    ''''install the scalar coercion methods'
    '''
assistant
#Here is the Python code you requested.
    def wrapper(self):
        if (len(self) == 1):
            return converter(self.iloc[0])
        raise TypeError('cannot    convert    the    series    to    {0}'.format(str(converter)))
    return wrapper