Type speed test in Python

 from time import time

# calculate the accuracy of input prompt

def typingErrors(prompt):

    global iwords

    words = prompt.split()

    errors = 0

    for i in range(len(iwords)):

        if i in (0, len(iwords)-1):

            if iwords[i] == words[i]:

                continue

            else:

                errors +=1

        else:

            if iwords[i] == words[i]:

                if (iwords[i+1] == words[i+1]) & (iwords[i-1] == words[i-1]):

                    continue

                else:

                    errors += 1

            else:

                errors += 1

    return errors

# calculate the speed in words per minute

def typingSpeed(iprompt, stime, etime):

    global time

    global iwords

    iwords = iprompt.split()

    twords = len(iwords)

    speed = twords / time

    return speed

# calculate total time elapsed

def timeElapsed(stime, etime):

    time = etime - stime

    return time

if __name__ == '__main__':

    prompt = "Hi, my name is Emmycodes, I am a Programmer."

    print("Type this:- ", prompt, "")

    # listening to input ENTER

    input("press ENTER when you are ready!")

    # recording time for input

    stime = time()

    iprompt = input()

    etime = time()

    # gather all the information returned from functions

    time = round(timeElapsed(stime, etime), 2)

    speed = typingSpeed(iprompt, stime, etime)

    errors = typingErrors(prompt)

    # printing all the required data

    print("Total Time elapsed : ", time, "s")

    print("Your Average Typing Speed was : ", speed, "words / minute")

    print("With a total of : ", errors, "errors")