In [5]:
#defines a fuction called leave
def leave():
#creates a variable called answer which value is set through the user
answer = input("would you like to go again? Y or N ==> ")
#checks to see if answer is equal to Y/y and if it is then it runs its set function
#brings the user back to the main function
main()
#tells that if the if statement didn't occur then to check to see if answer is = N/n and to then run a function
#tells you to have a good day
print("have a good day")
#if all others options were to not occur then this function will be used
else:
#tells you that you must respond with the set answers
print("You must respond with the set answers.")
#runs the leave function again because of the error from before
leave()

#defines a function called main
def main():
#it will try to run its set function to see if thier is any errors
try:
#makes a variable called terms which value depends on the users input
terms = int(input("how long will you like the function to loop? ==> "))
#makes a variable called firstFib which has a value of 0
firstFib = 0
#makes a variable called secondFib which has a value of 1
secondFib = 1
#makes a variable called counter which has a value of 0
counter = 0
#makes a list called fibList
fibList = []

#states that while the counter variable is less than the terms variable this function will run
while counter < terms:
#adds the firstFib variable to the list that will be printed at the end
fibList.append(firstFib)
#adds the firstFib and the secondFib variable to make a new variable called thirdFib
thirdFib = firstFib + secondFib
#gives the value of the secondFib to the firstFib variable
firstFib = secondFib
#gives the value of the thirdFib to the secondFib variable
secondFib = thirdFib
#adds 1 to the counter variable
counter += 1
#prints the fibList so we can display the work
print(fibList)
#brings up the leave function
leave()
#if a error occurs this function is run
except:
#tells the user to make sure they mark the value of terms as a positve whole number
print("be sure the value of answered question is a positive whole number.")
#goes back to run the main function again
main()

#marks the end of the main function
main()

how long will you like the function to loop? ==> 10
[0, 1, 1, 2, 3, 5, 8, 13, 21, 34]
would you like to go again? Y or N ==> n
have a good day

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