from math import *
import re


def equal(self, event=None):
    equation = self.write_area.get()
    self.score_area.insert(1.0, self.write_area.get() + "=" + str(eval(compile(equation, '<string>', 'eval'))) + "\n")
    self.write_area.delete(0, END)
    self.write_area.insert(0, str(eval(compile(equation, '<string>', 'eval'))))

def clear_last(self, event=None):
    get_length = len(self.write_area.get())
    self.write_area.delete(get_length - 1)


def clear(self, event=None):
    self.write_area.delete(0, END)
    self.score_area.delete(1.0, END)

def square(self):
    equation = self.write_area.get()
    result = eval(compile(equation, '<string>', 'eval')) ** 2
    self.write_area.delete(0, END)
    self.write_area.insert(0, str(result))
    self.score_area.insert(1.0, equation + "**2" + "=" + str(result))

def squareY(self, event=None):
    check = self.write_area.get()
    check2 = re.search(r'\d+', check).span()
    if len(check) == check2[1]:
        self.write_area.insert(END, "**")
    elif self.write_area.get()[0] == "(":
        self.write_area.insert(END, "**(")
    else:
        self.write_area.insert(0, "(")
        self.write_area.insert(END, ")**(")

def sqrt(self):
    number = eval(compile(self.write_area.get(), '<string>', 'eval'))
    self.score_area.insert(1.0, "√(" + self.write_area.get() + ")=" + str(sqrt(number)) + "\n")
    self.write_area.delete(0, END)
    self.write_area.insert(0, str(number))