Untitled

import random

def RPS_game() -> str:
    """
    This function is used to start the Rock, Paper and Scissor game

    Parameters:
    The game takes in no arguments.

    Returns:
    The function has no return value as the type of the function is void.

    Return type: Void
    """
    #In the line below a random choice between RPS is made for the comp player.
    comp_choice = random.choice(["rock", "paper", "scissors"])
    #In the line below input is taken from the player.
    player_choice = input("Choose rock, paper, or scissors: ")
    #In the line below we are checking if the player input is valid
    if not (is_legal(player_choice)):
        print("You must select from rock, paper, or scissors")
    #if not checks for false value from the is_legal function
    else:
        print("The computer chose", comp_choice)
        if beats(player_choice, comp_choice):
            print("You win!")
        elif beats(comp_choice, player_choice):
            print("You lost. :(")
        #Neither of the above is true so this else is executed
        else:
            print("It's a tie.")


def is_legal(player_choice : str) -> bool:
    """
    This function is used to check wheather the player choice is valid

    Parameters:
        player_choice::str
        The variable which stores the player input.

    Returns:
    The function returns a boolean value.

    Return type: Bool
    """
    if(player_choice == "rock" or player_choice == "scissors" or player_choice == "paper"):
        return True
    else:
        return False

def beats(player_one:str,player_two:str) -> bool:
    """
    This function is used to check who won between the player and the comp

    Parameters:
        player_one::str
        The variable which stores the player one input.

        player_two::str
        The variable which stores the player two input.

    Returns:
    The function returns a boolean value.

    Return type: Bool
    """
    if(player_one == "rock" and player_two=="scissor"):
        return True
    elif(player_one == "paper" and player_two=="rock"):
        return True
    elif(player_one == "scissors" and player_two=="paper"):
        return True
    else:
        return False