import random
while True:
    def Check_password(password):
        global strength, score #Makes the varirable "strength" and "score" accessable to the entire program
        while len(password) < 8 or len(password) > 24:
                print('Please re-enter password and make sure your password is between 8 and 24 characters\n')
                Menu()
        score = len(password)
        password_array = list(password) #Putting password into a array
        password_ascii = list()
        for i in range (len(password)):#For loop assigning ascii values of password into a array
            password_ascii.append(ord(password[i]))
        capital_letter = False
        lowercase_letter = False
        number = False
        symbol = False
        for i in range (len(password)):
            if password_ascii[i] >= 65 and password_ascii[i] <= 90:#Checking for capital letters using ascii
                capital_letter = True
            if password_ascii[i] >= 97 and password_ascii[i] <= 122:#Checking for lowercase letters using ascii
                lowercase_letter = True
            if password_ascii[i] >= 48 and password_ascii[i] <= 57:#Checking for numbers 0-9 using ascii
                number = True
            if password_ascii[i] == 33 or password_ascii[i] == 45 or password_ascii[i] == 61:#Checking for symbols using ascii
                symbol = True
            if password_ascii[i] >= 36 and password_ascii[i] <= 38:
                symbol = True
            if password_ascii[i] >= 40 and password_ascii[i] <= 43:
                symbol = True
            if password_ascii[i] == 94 or password_ascii[i] == 95:
                symbol = True
            if capital_letter == False and lowercase_letter == False and number == False and symbol == False:#Checking that the password only contains valid character
                print('You entered an invalid character\n You will be returned to the menu')
                Menu()
        #Checking for QWERTY
        password_lowercase = password.lower() # Puts password into all lowercsse

        #Checking foe the first row of qwerty
        qwerty_1st = "qwertyuiop"
        for i in range(0, len(password_lowercase) - 2):
            check = password_lowercase[i:i + 3]
            if check in qwerty_1st:
                score -= 5

        #Checking for the second row of qwerty
        qwerty_2nd = "asdfghjkl"
        for i in range(0, len(password_lowercase) - 2):
            check = password_lowercase[i:i + 3]
            if check in qwerty_2nd:
                score -= 5

        #Checking for the third row of qwerty
        qwerty_3rd = "zxcvbnm"
        for i in range(0, len(password_lowercase) - 2):
            check = password_lowercase[i:i + 3]
            if check in qwerty_3rd:
                score -= 5

        #Adding up the score from the checks
        if capital_letter == True:#Adding 5 points to the password if at least on capital letter
            score += 5
        if lowercase_letter == True:#Adding 5 points to the password if lowercase letters are present
            score += 5
        if number == True:#Adding up the score if numbers are in the password
            score += 5
        if symbol == True:#Adding 5 points if the allowed symbols are in the password
            score += 5
        if capital_letter == True and lowercase_letter == True and number == True and symbol == True:#Adding 10 points if the password contains capital letter
            score += 10
        if capital_letter == True or lowercase_letter == True and number == False and symbol == False:#Taking 5 points if it only conaints capital and lowercase letters
            score -= 5
        elif capital_letter == False and lowercase_letter == False and number == True and symbol == False:#Taking 5 points if it only have numbers in
            score -= 5
        elif capital_letter == False and lowercase_letter == False and number == False and symbol == True:#Taking 5 points if it only has symbols in
            score -= 5
        #Determining the passwords strength
        strength = ''
        if score > 20:
            strength = 'Strong'
        elif score <= 0:
            strength = 'Weak'
        else:
            strength = 'Medium'
        print('Your password,',password+', has a strength of:',strength,'\nYou will now be returned to the menu')
        Menu()

    def Generate_password():
        global score #Makes variable "score" accessable to the whole program
        length = random.randint(9,24)
        password_generated_array = [None]*length
        characters = [['A','B','C','D','E','F','G','H','I','J','K','L','M','N','O','P','Q','R','S','T','U','V','W','X','Y','Z'], #Multidimensional array containing all characters
                      ['a','b','c','d','e','f','g','h','i','j','k','l','m','n','o','p','q','r','s','t','u','v','w','x','y','z'], #needed for the password generation
                      ['0','1','2','3','4','5','6','7','8','9'],
                      ['!','$','%','^','&','*','(',')','-','_','=','+']]
        for i in range (length): #For loop to assign each character to the password array
            character_choice = random.randint(0,len(characters))
            character_choice_2 = random.randint(0,len(characters[character_choice - 1]))
            password_generated_array[i] = characters[character_choice - 1][character_choice_2 - 1]
        password_generated = ''.join(password_generated_array) #Converting the array back into a string
        Check_password(password_generated)

    def Menu():
        print('Please selection on of the following options:')
        option = int(input("**********************\n1. Check Password\n2. Generate password\n3. Quit\n**********************\n"))
        if option == 1:
            password = input('Please enter your password\n')
            Check_password(password)
        elif option == 2:
            Generate_password()
        elif option == 3:
            quit()
    Menu()