Add files via upload

Author: 1-Rishabh-Jain-1

gui_calculator.py

@@ -0,0 +1,86 @@
+from tkinter import *
+
+a=""
+
+def press(n):
+    global a
+    a+=str(n)
+    equation.set(a)
+    
+def equalpress():
+    try:
+        global a
+        t=str(eval(a))
+        equation.set(t)
+        a=""
+    except:
+        equation.set("Error")
+        a=""
+        
+def clear():
+    global a
+    a=""
+    equation.set("")
+   
+if __name__=="__main__":
+    gui=Tk()
+    gui.configure(background="black")
+    gui.title("Calculator")
+    gui.geometry("260x150")
+    equation=StringVar()
+    a_field=Entry(gui,textvariable=equation)
+    a_field.grid(columnspan=4,ipadx=70)
+    equation.set
+    
+button1=Button(gui,text="1",fg="black",bg="white",command=lambda:press(1),height=1,width=7)
+button1.grid(row=2,column=0)
+
+button2=Button(gui,text="2",fg="black",bg="white",command=lambda:press(2),height=1,width=7)
+button2.grid(row=2,column=1)
+
+button3=Button(gui,text="3",fg="black",bg="white",command=lambda:press(3),height=1,width=7)
+button3.grid(row=2,column=2)
+
+button4=Button(gui,text="4",fg="black",bg="white",command=lambda:press(4),height=1,width=7)
+button4.grid(row=3,column=0)
+
+button5=Button(gui,text="5",fg="black",bg="white",command=lambda:press(5),height=1,width=7)
+button5.grid(row=3,column=1)
+
+button6=Button(gui,text="6",fg="black",bg="white",command=lambda:press(6),height=1,width=7)
+button6.grid(row=3,column=2)
+
+button7=Button(gui,text="7",fg="black",bg="white",command=lambda:press(7),height=1,width=7)
+button7.grid(row=4,column=0)
+
+button8=Button(gui,text="8",fg="black",bg="white",command=lambda:press(8),height=1,width=7)
+button8.grid(row=4,column=1)
+
+button9=Button(gui,text="9",fg="black",bg="white",command=lambda:press(9),height=1,width=7)
+button9.grid(row=4,column=2)
+
+button0=Button(gui,text="0",fg="black",bg="white",command=lambda:press(0),height=1,width=7)
+button0.grid(row=5,column=0)
+
+plus=Button(gui,text="+",fg="black",bg="white",command=lambda:press("+"),height=1,width=7)
+plus.grid(row=2,column=3)
+
+minus=Button(gui,text="-",fg="black",bg="white",command=lambda:press("-"),height=1,width=7)
+minus.grid(row=3,column=3)
+
+multiply=Button(gui,text="*",fg="black",bg="white",command=lambda:press("*"),height=1,width=7)
+multiply.grid(row=4,column=3)
+
+divide=Button(gui,text="/",fg="black",bg="white",command=lambda:press("/"),height=1,width=7)
+divide.grid(row=5,column=3)
+
+equal=Button(gui,text="=",fg="black",bg="white",command=equalpress,height=1,width=7)
+equal.grid(row=5,column=2)
+
+clear=Button(gui,text="C",fg="black",bg="white",command=clear,height=1,width=7)
+clear.grid(row=5,column=1)
+
+decimal=Button(gui,text=".",fg="black",bg="white",command=lambda:press("."),height=1,width=7)
+decimal.grid(row=6,column=0)
+
+gui.mainloop()