49         def __init__(self, name, value):  argument
52             self.value = value
68             for key, value in attrs.iteritems():
70                     new_attrs[key] = value
72                     item = _Enum(key, value)
404     def __init__(self, value):  argument
406         self.value = value
411         return repr(self.value)
416         return self.value
423         return self.value == rhs.value
428         return hash(self.value)
442     def __init__(self, value):  argument
444         self.value = value
449         return repr(self.value)
454         return bool(self.value)
461         return self.value
466         return self.value == rhs.value
471         return hash(self.value)
482     def __init__(self, name, value):  argument
486         self.value = value
496         if self.value is None:
498         return self.value.eval(env)
513         attrs = ', '.join(key + ': ' + repr(value)
514                           for key, value in self.items())
520         return Dict((key, value.eval(env)) for key, value in self.items())
608     def define_var(self, name, value):  argument
610         self.var_defs.append((name, value))
611         self.vars[name] = value
618         value = self.parse_expression()
620             value = Concat(self.create_var_ref(ident), value)
621         self.define_var(ident, value)
737             value = self.parse_expression()
738             result[key] = value
950     for key, value in default_attrs.items():
952             attrs[key] = value
955             if isinstance(value, Dict) and isinstance(attrs_value, Dict):
956                 attrs[key] = evaluate_default(attrs_value, value)