from tkinter import *
from tkinter import messagebox

root = Tk()
root.geometry("500x500")
trafared = 0
solution = 0
res = ""
lab = Label(bg="red")
entr1 = Entry()
entr2 = Entry()


def switching():
    if int(spin3.get()) < 18 or 220 < int(spin1.get()) < 140:
        lab['text'] = "Извините, " + str(entr1.get()) + " но Вы нам не подходите"
    else:
        if str(entr2.get()) == "м" or str(entr2.get()) == "М":
            trafared = int(spin1.get()) - 100 - ((int(spin1.get()) - 150) / 4)
            print("Идеальный вес: " + str(trafared))
            solution = int(spin2.get()) - trafared
            if trafared < int(spin2.get()):
                res = "Ваш вес превышает норму на " + str(solution) + " кг."
            else:
                res = "У вас недовес на " + str(abs(solution)) + " кг."
            lab['text'] = "Так, " + str(entr1.get()) + ", " + str(res)
        elif str(entr2.get()) == "ж" or str(entr2.get()) == "Ж":
            trafared = int(spin1.get()) - 100 - ((int(spin1.get()) - 150) / 2)
            print("Идеальный вес: " + str(trafared))
            solution = int(spin2.get()) - trafared
            if trafared < int(spin2.get()):
                res = "Ваш вес превышает норму на " + str(solution) + " кг."
            else:
                res = "У вас недовес на " + str(abs(solution)) + " кг."
            lab['text'] = "Так, " + str(entr1.get()) + ", " + str(res)
        else:
            messagebox.showinfo("?", "Непонятно")


spin1 = Spinbox(width=10, from_=1, to=360)
spin2 = Spinbox(width=10, from_=1, to=250)
spin3 = Spinbox(width=10, from_=1, to=100)
b = Button(text="Рассчитать", command=lambda: switching())

Label(text="Имя:").grid(row=1, column=0, sticky=W, pady=10, padx=10)
entr1.grid(row=1, column=1, sticky=W + E, padx=10)
Label(text="Рост:").grid(row=1, column=2, sticky=W, padx=10)
spin1.grid(row=1, column=3, sticky=W + E, padx=10)

Label(text="Вес:").grid(row=2, column=0, sticky=W, padx=10)
spin2.grid(row=2, column=1, sticky=W + E, padx=10)
Label(text="Пол:").grid(row=2, column=2, sticky=W + E, padx=10)
entr2.grid(row=2, column=3, sticky=W + E, padx=10)

Label(text="Возраст:").grid(row=3, column=0, sticky=E, padx=10)
spin3.grid(row=3, column=1, sticky=E, padx=10)

b.grid(row=4, column=0, columnspan=4, sticky=W + E, pady=10, padx=10)
lab.grid(row=5, column=0, columnspan=4, sticky=W + E, pady=10, padx=10)
root.mainloop()