premier commit

cal.py

@@ -0,0 +1,125 @@
+class Expression:
+    def __init__(self, valeur, gauche=None, droit=None):
+        self.valeur = valeur
+        self.gauche = gauche
+        self.droit = droit
+    
+    def evalue(self):
+        if self.valeur == '+':
+            return self.gauche.evalue() + self.droit.evalue()
+        elif self.valeur == '*':
+            return self.gauche.evalue() * self.droit.evalue()
+        else:
+            return int(self.valeur)
+    
+    def __str__(self):
+        if self.valeur in ['+', '*']:
+            return f"({str(self.gauche)} {self.valeur} {str(self.droit)})"
+        else:
+            return str(self.valeur)
+        
+    def npi2tree(expression_npi):
+    pile = []
+    for element in expression_npi:
+        if element in ['+', '*']:
+            droite = pile.pop()
+            gauche = pile.pop()
+            pile.append(Expression(element, gauche, droite))
+        else:
+            pile.append(Expression(element))
+    return pile[0]
+     
+
+from tkinter import *
+
+formule = "" 
+
+def click(numero): 
+
+    global formule 
+    formule = formule + str(numero) 
+    equation.set(formule) 
+
+def equalclick(): 
+    try: 
+        global formule 
+
+        result = str(eval(formule)) 
+        equation.set(result) 
+        formule = result
+
+    except: 
+        equation.set(" error ") 
+        formule = "" 
+
+def effacer(): 
+    global formule 
+    formule = "" 
+    equation.set("") 
+
+if __name__ == "__main__": 
+    master = Tk() 
+    master.title("Calculatrice Ethan Terminale") 
+    master.geometry("733x500") 
+    equation = StringVar() 
+    formule_field = Entry(master, textvariable=equation) 
+    formule_field.grid(columnspan=4,  pady= 30 , padx = 20 , ipadx = 100 , ipady = 10)
+    btn_1 = Button(master, text=' 1 ', command=lambda: click(1), height=2, width=10) 
+    btn_1.grid(row=2, column=0) 
+
+    btn_2 = Button(master, text=' 2 ', command=lambda: click(2), height=2, width=10) 
+    btn_2.grid(row=2, column=1) 
+
+    btn_3 = Button(master, text=' 3 ', command=lambda: click(3), height=2, width=10) 
+    btn_3.grid(row=2, column=2) 
+
+    btn_4 = Button(master, text=' 4 ', command=lambda: click(4), height=2, width=10) 
+    btn_4.grid(row=3, column=0) 
+
+    btn_5 = Button(master, text=' 5 ', command=lambda: click(5), height=2, width=10) 
+    btn_5.grid(row=3, column=1) 
+
+    btn_6 = Button(master, text=' 6 ', command=lambda: click(6), height=2, width=10) 
+    btn_6.grid(row=3, column=2) 
+
+    btn_7 = Button(master, text=' 7 ', command=lambda: click(7), height=2, width=10) 
+    btn_7.grid(row=4, column=0) 
+
+    btn_8 = Button(master, text=' 8 ', command=lambda: click(8), height=2, width=10) 
+    btn_8.grid(row=4, column=1) 
+
+    btn_9 = Button(master, text=' 9 ', command=lambda: click(9), height=2, width=10) 
+    btn_9.grid(row=4, column=2) 
+
+    btn_0 = Button(master, text=' 0 ', command=lambda: click(0), height=2, width=10) 
+    btn_0.grid(row=5, column=0) 
+
+    plus = Button(master, text=' + ', command=lambda: click("+"), height=2, width=10) 
+    plus.grid(row=2, column=3) 
+
+    moins = Button(master, text=' - ', command=lambda: click("-"), height=2, width=10) 
+    moins.grid(row=3, column=3) 
+
+    multiplier = Button(master, text=' * ', command=lambda: click("*"), height=2, width=10) 
+    multiplier.grid(row=4, column=3) 
+
+    diviser = Button(master, text=' / ', command=lambda: click("/"), height=2, width=10) 
+    diviser.grid(row=5, column=3) 
+
+    equal = Button(master, text=' = ', command=equalclick, height=2, width=10) 
+    equal.grid(row=5, column=2) 
+
+    effacer = Button(master, text='effacer', command=effacer, height=2, width=10) 
+    effacer.grid(row=6, column='0') 
+
+    Decimale= Button(master, text='.', command=lambda: click('.'), height=2, width=10) 
+    Decimale.grid(row=5, column=1) 
+    
+    pourcent= Button(master, text='%', command=lambda: click('%'), height=2, width=10) 
+    pourcent.grid(row=6, column=1) 
+       
+    
+    master.mainloop() 
+    
+    
+