简单计算器 -python

初步界面
初步一位运算

这几天才突然明白，很多屏幕原点坐标点原来在左上角…

from tkinter import *
from time import sleepx = t = y = 0
base = Tk()
base.title("计算器")
base.geometry("250x380")frame_top = Frame(width = 250, height = 80, bg = '#dddddd')
frame_top.pack()sv = StringVar()
sv.set("0.0")num1 = 0
num2 = 0
num1_1 = 999
num2_2 = 999
op = None
def show_num(num):global num1, num2, op, num1_1, num2_2, t, x, yif not op:if num == num1_1:sv.set(num1_1)else:num1 +=int(num)sv.set(num)num1_1 = numelse:if num == num2_2:sv.set(str(num1) + op + str(num))else:num2 += int(num)""" if t == True:x = num1 +  0.1* int(num)y = int(num)show_del(0)num1 = xprint(num1, num2)sv.set(str(num1))else: """sv.set(str(int(num1)) + op + str(num2))num2_2 = numdef show_op(opr):global num1, num2, op, tif opr in ['+', '-', '×', '÷', '%', '.']:op = oprsv.set(str(num1)+ op)if opr == '.':t = Trueelse:if op == '+':nums = num1 + num2if op == '-':nums = num1 - num2if op == '×':nums = num1 * num2if op == '÷':nums = num1 / num2if op == '%':nums = num1 % num2sv.set(nums)show_del(0)
def show_yx(num):sv.set(num)
def show_del(num):global num1, num2, op, num1_1, num2_2if num == 1:sv.set("0.0")num1 = 0num2 = 0num1_1 = 999num2_2 = 999op = None label_top = Label(frame_top, textvariable = sv, width = 200, height = 2, font = ('黑体', 20, "bold"), anchor = 'e', bg = '#cccccc', justify = LEFT)
label_top.pack(padx = 10, pady = 10)frame_bottom = Frame(width = 400, height = 350, bg = '#cccccc')button_m = Button(frame_bottom, text = "影", width = 7, height = 2, command = lambda:show_yx("嘤嘤嘤"))
button_m.grid(row = 0, column = 0)
button_n = Button(frame_bottom, text = "修", width = 7, height = 2, command = lambda:show_yx("羞羞羞"))
button_n.grid(row = 0, column = 1)
button_chu = Button(frame_bottom, text = "%", width = 7, height = 2, command = lambda:show_op("%"))
button_chu.grid(row = 0, column = 2)
button_c = Button(frame_bottom, text = "C", width = 7, height = 2, command = lambda:show_del(1))
button_c.grid(row = 0, column = 3)button_7 = Button(frame_bottom, text = "7", width = 7, height = 2, command = lambda:show_num("7"))
button_7.grid(row = 1, column = 0)
button_8 = Button(frame_bottom, text = "8", width = 7, height = 2, command = lambda:show_num("8"))
button_8.grid(row = 1, column = 1)
button_9 = Button(frame_bottom, text = "9", width = 7, height = 2, command = lambda:show_num("9"))
button_9.grid(row = 1, column = 2)
button_chu = Button(frame_bottom, text = "/", width = 7, height = 2, command = lambda:show_op("÷"))
button_chu.grid(row = 1, column = 3)button_4 = Button(frame_bottom, text = "4", width = 7, height = 2, command = lambda:show_num("4"))
button_4.grid(row = 2, column = 0)
button_5 = Button(frame_bottom, text = "5", width = 7, height = 2, command = lambda:show_num("5"))
button_5.grid(row = 2, column = 1)
button_6 = Button(frame_bottom, text = "6", width = 7, height = 2, command = lambda:show_num("6"))
button_6.grid(row = 2, column = 2)
button_cheng = Button(frame_bottom, text = "*", width = 7, height = 2, command = lambda:show_op("×"))
button_cheng.grid(row = 2, column = 3)button_1 = Button(frame_bottom, text = "1", width = 7, height = 2, command = lambda:show_num("1"))
button_1.grid(row = 3, column = 0)
button_2 = Button(frame_bottom, text = "2", width = 7, height = 2, command = lambda:show_num("2"))
button_2.grid(row = 3, column = 1)
button_3 = Button(frame_bottom, text = "3", width = 7, height = 2, command = lambda:show_num("3"))
button_3.grid(row = 3, column = 2)
button_jian = Button(frame_bottom, text = "-", width = 7, height = 2, command = lambda:show_op("-"))
button_jian.grid(row = 3, column = 3)button_0 = Button(frame_bottom, text = "0", width = 7, height = 2, command = lambda:show_num("0"))
button_0.grid(row = 4, column = 0)
button_dian = Button(frame_bottom, text = ".", width = 7, height = 2, command = lambda:show_op("."))
button_dian.grid(row = 4, column = 1)
button_dengyu = Button(frame_bottom, text = "=", width = 7, height = 2, command = lambda:show_op('='))
button_dengyu.grid(row = 4, column = 2)
button_jia = Button(frame_bottom, text = "+", width = 7, height = 2, command = lambda:show_op("+"))
button_jia.grid(row = 4, column = 3)frame_bottom.pack(padx = 10, pady = 10)

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