How to use the mappyfile.pprint.Quoter function in mappyfile

def test_standardise_quotes():

    v = '"the_geom from (select * from road where "name_e"=\'Trans-Canada Highway\' order by gid) as foo using unique gid using srid=3978"'

    q = Quoter(quote='"')
    v2 = q.standardise_quotes(v)
    exp = r'''"the_geom from (select * from road where \"name_e\"='Trans-Canada Highway' order by gid) as foo using unique gid using srid=3978"'''
    assert(v2 == exp)

    q = Quoter(quote="'")
    v2 = q.standardise_quotes(v)
    exp = r"""'the_geom from (select * from road where "name_e"=\'Trans-Canada Highway\' order by gid) as foo using unique gid using srid=3978'"""
    assert(v2 == exp)

def __init__(self, indent=4, spacer=" ", quote='"', newlinechar="\n", end_comment=False, **kwargs):
        """
        Option use "\t" for spacer with an indent of 1
        """

        assert (quote == "'" or quote == '"')

        self.indent = indent
        self.spacer = spacer * self.indent
        self.quoter = Quoter(quote)
        self.newlinechar = newlinechar
        self.end_comment = end_comment
        self.end = u"END"
        self.validator = Validator()

def __init__(self, include_position=False, include_comments=False):
        self.quoter = Quoter()
        self.include_position = include_position
        self.include_comments = include_comments