pyinputplus' features can be useful for creating timed multiplication quiz by setting the allowregexesblockregexestimeoutand limit keyword argument to pyip inputstr()you can leave most of the implementation to pyinputplus the less code you need to writethe faster you can write your programs let' create program that poses multiplication problems to the userwhere the valid input is the problem' correct answer open new file editor tab and save the file as multiplicationquiz py firstwe'll import pyinputplusrandomand time we'll keep track of how many questions the program asks and how many correct answers the user gives with the variables numberofquestions and correctanswers for loop will repeatedly pose random multiplication problem timesimport pyinputplus as pyip import randomtime numberofquestions correctanswers for questionnumber in range(numberofquestions)inside the for loopthe program will pick two single-digit numbers to multiply we'll use these numbers to create #qn prompt for the userwhere is the question number ( to and are the two numbers to multiply pick two random numbersnum random randint( num random randint( prompt '#% % % (questionnumbernum num the pyip inputstr(function will handle most of the features of this quiz program the argument we pass for allowregexes is list with the regex string '^% $'where % is replaced with the correct answer the and characters ensure that the answer begins and ends with the correct numberthough pyinputplus trims any whitespace from the start and end of the user' response first just in case they inadvertently pressed the spacebar before or after their answer the argument we pass for blocklistregexes is list with (*''incorrect!'the first string in the tuple is regex that matches every possible string thereforeif the user response doesn' match the correct answerthe program will reject any other answer they provide in that casethe 'incorrect!string is displayed and the user is prompted to answer again additionallypassing for timeout and for limit will ensure that the user only has seconds and tries to provide correct answertryright answers are handled by allowregexes wrong answers are handled by blockregexeswith custom message pyip inputstr(promptallowregexes=['^% $(num num )]