trepan/processor/parse/scanner.py
def t_comma(self, s):
        r','
        # Used in "list" to separate first from last
        self.add_token('COMMA', s)
        self.pos += len(s)
def t_comma(self, s):
        r','
        # Used in "list" to separate first from last
        self.add_token('COMMA', s)
        self.pos += len(s)
r',