def METHOD_NAME(s: str):
    '''Return the simple Python string conversion specifiers in the string s.
    e.g. ['%s', '%i']
    See http://docs.python.org/library/stdtypes.html#string-formatting
    '''
    simple_conv_specs_re = re.compile(u'\\%\\w')
    return simple_conv_specs_re.findall(s)