AlexGokhale Code

import getpass
import random
lineUser = 0
lineElec = 0
lineNoUser = 0
lineNoElec = 0
elecFileContents = []
compFileContents = []
elecFileContentsHard= []
compFileContentsHard = []
pos = 0
userScore = 0
answerSelector1 = 0
userFound = 0
valid = 1
line = "===================================================================================="

#Defines funtion display user's score, percentage and grade
def scoreAndGrade(userScore):
    print("You got a score of: " + str(userScore))
    percentage = (userScore / 5) * 100
    print("Your percentage is: " + str(percentage) + "%")

print(line)
print("Alex's QUIZ")
print(line)
print("Before you can play, you must register or login to your account.")
#infinite loop
while True:
    print(line)
#prompts user to login or register
    registerOrLogin = int(input("Do you want to register (1) or login (2)? "))
#if register is selected, collect user's details
    if registerOrLogin == 1:
        while True:
            firstName = str(input("Please enter your forname: "))
            if len(firstName) > 25:
                print("Error. Input too long.")
            elif len(firstName) < 4:
                print("Error. Input too short.")
            elif any(char.isdigit() for char in firstName):
                print("Error. Input has a number in.")
            else:
                break
        while True:
            surname = str(input("Please enter your surname: "))
            if len(surname) > 25:
                print("Error. Input too long.")
            elif len(surname) < 4:
                print("Error. Input too short.")
            elif any(char.isdigit() for char in surname):
                print("Error. Input has a number in.")
            else:
                break
        while True:
            age = str(input("Please enter your age: "))
            ageInt = int(age)
            if ageInt > 120:
                print("Error. Input too high.")
            elif ageInt < 6:
                print("Error. Input too low.")
            else:
                break
        while True:
            yearGroup = int(input("Enter your year group (just two numbers e.g. Yr7 is 07): "))
            if yearGroup > 13:
                print("Error. Year group too high.")
            elif yearGroup < 1:
                print("Error. Year group too low.")
            else:
                break
#truncates first name to first 3 letters
        letters = (firstName[0:3])
#creates username by adding age to the 3 letters
        username = letters + str(age)
        print("Your username is: "  + username)
        password = str(input("Enter Password: "))
#opens file which stores user details in append mode
        file = open("userDetails.txt", "a")
#writes the new user's data to file
        file.write(firstName + "\n" + surname + "\n" + str(age) + "\n" + str(yearGroup) + "\n" + username + "\n" + password + "\n\n")
#closes the file
        file.close()
        print("Your details have been saved.")
#if login is selected prompt user to enter username and password
    elif registerOrLogin == 2:
        userCheck = input("Enter your username: ")
#opens user details file in read only mode
        file = open("userDetails.txt", "r")
#for every line in the file
        for lineUser in file:
            lineNoUser +=1
#if selected line is the same as the user's input then
            if lineUser == (userCheck + '\n'):
#prompt input of password
                passCheck = input("Enter your password: ")
#adds a '\n' to the user's input because each line in the file is on a new line
                passCheck = passCheck + '\n'
#reads the line in the file below the username (which contains the password)
                password = file.readline(lineNoUser + 1)
#if the user's input is the same as the password stored on file then...
                if passCheck == password:
                    print("Login Successful.")
#offer the user a choice of subject and difficulty
                    topicChoice = int(input("Do you want to take a quiz on electronics(1) or computer science(2)? "))
                    difficulty = str(input("Do you want to play in easy(e), medium(m) or hard(h) mode? "))
                    print(line)
                    #closes the file
                    file.close()
#exits the loop which checks each line
                    break
#exits the infinite loop
        break





if topicChoice == 1:
    electronics = open("electronicsQuestions.txt", 'r')
    for x in range(0,5):
        randomQuestion = 'Q' + str(random.randint(1,10))
        for lineElec in electronics:
            elecFileContents.append(lineElec[:len(lineElec)-1])
        for entryElec in elecFileContents:
            pos +=1
            if entryElec == randomQuestion:
                print(elecFileContents[pos])
                print(line)
                break
        if difficulty == 'e':
            correctAnswer = elecFileContents[pos + 1]
            correctAnswerLetter = (correctAnswer[:1])
            answerSelector = random.randint(1, 3)
            if answerSelector == 1:
                otherAnswer = elecFileContents[pos + 2]
            elif answerSelector == 2:
                otherAnswer = elecFileContents[pos + 3]
            elif answerSelector == 3:
                otherAnswer = elecFileContents[pos + 4]
            questionOrder = random.randint(1,2)
            if questionOrder == 1:
                print(correctAnswer)
                print(otherAnswer)
                print(line)
            else:
                print(otherAnswer)
                print(correctAnswer)
                print(line)
            userAnswer = str(input("Which answer do you think is correct? Type in the letter (A, B, C or D): "))
            print(line)
            if userAnswer == correctAnswerLetter:
                userScore +=1
                print("Well done! That was the right answer.")
                print(line)
                pos = 0
            else:
                print("Sorry, that answer was incorrect.")
                print(line)
                pos = 0
        if difficulty == 'h':
            correctAnswer = elecFileContents[pos+1]
            correctAnswerLetter = (correctAnswer[:1])
            electronics.close()
            electronics = open("electronicsQuestionsHard.txt", 'r')
            for lineElec in electronics:
                elecFileContentsHard.append(lineElec[:len(lineElec)-1])
            print(elecFileContentsHard[pos+1])
            print(elecFileContentsHard[pos+2])
            print(elecFileContentsHard[pos+3])
            print(elecFileContentsHard[pos+4])
            print(line)
            userAnswer = str(input("Which answer do you think is correct? Type in the letter (A, B, C or D): "))
            print(line)
            if userAnswer == correctAnswerLetter:
                userScore +=1
                print("Well done! That was the right answer.")
                print(line)
                pos = 0
            else:
                print("Sorry, that answer was incorrect.")
                print(line)
                pos = 0

    scoreAndGrade(userScore)
    electronics.close()

if topicChoice == 2:
    computing = open("computingQuestions.txt", 'r')
    for x in range(0,5):
        randomQuestion = 'Q' + str(random.randint(1,10))
        for lineComp in computing:
            compFileContents.append(lineComp[:len(lineComp)-1])
        for entryComp in compFileContents:
            pos +=1
            if entryComp == randomQuestion:
                print(compFileContents[pos])
                print(line)
                break
        if difficulty == 'e':
            correctAnswer = compFileContents[pos + 1]
            correctAnswerLetter = (correctAnswer[:1])
            answerSelector = random.randint(1, 3)
            if answerSelector == 1:
                otherAnswer = compFileContents[pos + 2]
            elif answerSelector == 2:
                otherAnswer = compFileContents[pos + 3]
            elif answerSelector == 3:
                otherAnswer = compFileContents[pos + 4]
            questionOrder = random.randint(1,2)
            if questionOrder == 1:
                print(correctAnswer)
                print(otherAnswer)
                print(line)
            else:
                print(otherAnswer)
                print(correctAnswer)
                print(line)
            userAnswer = str(input("Which answer do you think is correct? Type in the letter (A, B, C or D): "))
            print(line)
            if userAnswer == correctAnswerLetter:
                userScore +=1
                print("Well done! That was the right answer.")
                print(line)
                pos = 0
            else:
                print("Sorry, that answer was incorrect.")
                print(line)
                pos = 0
        if difficulty == 'h':
            correctAnswer = compFileContents[pos+1]
            correctAnswerLetter = (correctAnswer[:1])
            computing.close()
            computing = open("computingQuestionsHard.txt", 'r')
            for lineComp in computing:
                compFileContentsHard.append(lineComp[:len(lineComp)-1])
            print(compFileContentsHard[pos+1])
            print(compFileContentsHard[pos+2])
            print(compFileContentsHard[pos+3])
            print(compFileContentsHard[pos+4])
            print(line)
            userAnswer = str(input("Which answer do you think is correct? Type in the letter (A, B, C or D): "))
            print(line)
            if userAnswer == correctAnswerLetter:
                userScore +=1
                print("Well done! That was the right answer.")
                print(line)
                pos = 0
            else:
                print("Sorry, that answer was incorrect.")
                print(line)
                pos = 0

    scoreAndGrade(userScore)
    computing.close()