Rock paper scissors game in python

rps.py

"""Author : Utkarsh Malik
   Monday , 21st Dec 2015  9:46PM
"""
from random import randint
print("Welcome to the rock paper scissor game\a\n")
repeat="Y"
y=1
while y==1:
    print("For Player vs Cpu enter 1.\nFor Player1 vs Player2 enter 2\n")
    try:
        gameType = int(input(""))
    except ValueError :
        print("Invalid choice.\n")
        try:
            y=int(input("Type 1 to try again : "))
        except:
            print("Too much userend errors.\nEXIT!!")
            y=2
        else:
            continue
    except KeyboardInterrupt :
        print("Good bye.Have a nice day\n")
        break
    else:
        if gameType == 1:
            while repeat=="Y":
                try:
                    playerchoice=input("Type :\nR for Rock\nP for Paper\nS for Scissors\n: ")
                    playerchoice=playerchoice.upper()
                except KeyboardInterrupt:
                    print("Bbyeee...\n")
                    y=2
                    break
                else :    
                    if playerchoice != "R" and playerchoice != "S" and playerchoice != "P":
                        print("Please enter only R/P/S")
                        continue
                    cpuchoiceint=randint(0,8)
                    if cpuchoiceint < 2:
                        cpuchoice="R"
                    elif cpuchoiceint >= 2 and cpuchoiceint < 5:
                        cpuchoice="P"
                    elif cpuchoiceint >= 5 :
                        cpuchoice="S"
                    if cpuchoice == playerchoice :
                        print ("There was a tie")
                    elif cpuchoice=="R" and playerchoice=="P":
                        print("You win\n")
                    elif cpuchoice=="R" and playerchoice=="S":
                        print("Cpu wins\n")
                    elif cpuchoice=="P" and playerchoice=="R":
                        print("Cpu wins\n")
                    elif cpuchoice=="P" and playerchoice=="S":
                        print("You win\n")    
                    elif cpuchoice=="S" and playerchoice=="R":
                        print("You win\n")
                    elif cpuchoice=="S" and playerchoice=="P":
                        print("Cpu wins\n")    
                    repeat=input("Play again ?\nType Y/N : ")
                    repeat=repeat.upper()
                    if repeat=="N":
                        y=2
                        break
                        
        elif gameType==2:
            while repeat=="Y":
                print("Type :\nR for Rock\nP for Paper\nS for Scissors\n")
                try:
                    playerchoice1=input("Player 1 : ")
                    playerchoice1=playerchoice1.upper()
                except KeyboardInterrupt:
                    print("Bbyeee...\n")
                    y=2
                    break
                else :
                    try:
                        playerchoice2=input("Player 2 : ")
                        playerchoice2=playerchoice2.upper()
                    except KeyboardInterrupt:
                        print("Bbyeee...\n")
                        y=2
                        break
                    else:
                        if (playerchoice1 != "R" and playerchoice1 != "S" and playerchoice1 != "P") or (playerchoice2 != "R" and playerchoice2 != "S" and playerchoice2 != "P"):
                            print("invalid entry\n") 
                            continue
                        if playerchoice1 == playerchoice2 :
                            print ("There was a tie")
                        elif playerchoice1=="R" and playerchoice2=="P":
                            print("Player 2 Wins\n")
                        elif playerchoice1=="R" and playerchoice2=="S":
                            print("Player 1 Wins\n")
                        elif playerchoice1=="P" and playerchoice2=="R":
                            print("Player 1 Wins\n")
                        elif playerchoice1=="P" and playerchoice2=="S":
                            print("Player 2 Wins\n")    
                        elif playerchoice1=="S" and playerchoice2=="R":
                            print("Player 2 Wins\n")
                        elif playerchoice1=="S" and playerchoice2=="P":
                            print("Player 1 Wins\n") 
                        repeat=input("Play again ?\nType Y/N : ")
                        repeat=repeat.upper()