class DTE(object):
def __init__(self, grammar=None):
self.G = grammar
if not self.G:
self.G = SubGrammar()
# self.G.load(hny_config.GRAMMAR_DIR+'/grammar.cfg')
def encode(self, lhs, rhs):
assert lhs in self.G
a = self.G.encode_rule(lhs, rhs)
if not a:
print "NonERROR", lhs, rhs, a
exit(0)
return a
def decode(self, lhs, pt):
return self.decode_rule(lhs, pt)
def encode_pw(self, pw):
return self.G.encode_pw(pw)
def decode_pw(self, P):
return self.G.decode_pw(P)
def __eq__(self, o_dte):
return self.G == o_dte.G
def __nonzero__(self):
return self.G.is_grammar()
