When we run into an unexpected token, this is the exception to use

Method __init__ Undocumented
Method __str__ Undocumented
def __init__(self, charpos=-1, msg='Bad Token', context=None): (source)
Undocumented
def __str__(self): (source)
Undocumented
API Documentation for Twisted, generated by pydoctor at 2015-11-29 11:40:45.