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33 lines
774 B
33 lines
774 B
8 months ago
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from Pile import Pile_chaine
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class Expression:
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def __init__(self, valeur, gauche, droit):
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self.valeur = valeur
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self.gauche = gauche
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self.droit = droit
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def evalue(self):
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if self == None:
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return
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if self.gauche != None:
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self.gauche.evalue()
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if self.droit != None:
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self.droit.evalue()
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if self.valeur == "+":
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self.valeur = self.gauche.valeur + self.droit.valeur
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if self.valeur == "*":
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self.valeur = self.gauche.valeur * self.droit.valeur
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def __str__(self):
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pass
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exp = Expression('*',
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Expression(6, None, None),
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Expression('+',
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Expression(4, None, None),
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Expression(3, None, None)
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)
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)
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exp.evalue()
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print(exp.valeur)
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