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DiscreteValue.py@ 60

Last change on this file since 60 was 59, checked in by Wouter Pasman, 3 years ago
#44 manual commit of first public release, because this will cause the dist directory to move
File size: 578 bytes

Rev	Line
[59]	1	from pyson.JsonValue import JsonValue
	2
	3	from geniusweb.issuevalue.Value import Value
	4
	5
	6	class DiscreteValue (Value) :
	7	'''
	8	A value for a discrete issue. Constructor guarantees this is non-null and
	9	non-empty. immutable.
	10	'''
	11
	12	def __init__(self, value:str):
	13	if value == None or value=="":
	14	raise ValueError("value must be non-null and non-empty")
	15	super().__init__(value)
	16
	17	def __hash__(self):
	18	return hash(self._value)
	19
	20	def __repr__(self):
	21	return str(self._value)
	22
	23	def __eq__(self, other):
	24	return isinstance(other, self.__class__) and self._value == other._value

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