درست کار نکردن مینی پروژه پایتون

لطف کنید کدهاتو اینجا بزار برام تا بتونم بهتر چک کنم

from colorama import  init , Back , Fore , Style
from random import choice
init()

def nextyear():
    global jangal
    jangal2 = jangal.copy()
    for row in jangal2:
        for i in row:
            if i=="f":
                print(Fore.BLACK + Back.WHITE +"  " , end="")
                jangal2[row][i] = "s"
            if i=="s":
                print(Fore.RED + Back.GREEN +"  " , end="")
                jangal2[row][i] = "g"
            if i=="g":
                if row[row.index(i)-1]=="f" or row[row.index(i)+1]=="f" or jangal2[jangal2.index(row)+1][row.index(i)]=="f" or jangal2[jangal2.index(row)-1][row.index(i)]=="f":
                     print(Fore.WHITE + Back.RED +"  " , end="")
                     jangal2[row][i] = "f"
                else:
                    print(Fore.RED + Back.GREEN +"  " , end="")

txt = "FGS"
jangal = [[choice(txt) for i in range(5)] for j in range(5)]
for row in jangal:
    for i in row:
        if i=="S":
            print(Fore.BLACK + Back.WHITE +"  " , end="")
        elif i=="F":
            print(Fore.WHITE + Back.RED +"  " , end="")
        else:
            print(Fore.RED + Back.GREEN +"  " , end="")
    print(Style.RESET_ALL)

nextyear()
nextyear()