__init__(self, fo, bangline)
__str__(self)
add_blank(self)
add_class(self, klassname, parents, attributes, doc, methods)
add_comment(self, text)
add_doc(self, docstring)
add_function(self, funcname, params, attribs, doc)
add_import(self, module, obj)
append(self, holder)
write(self, fo)
writefile(self, filename)