Build an Arithmetic Formatter Project - Build an Arithmetic Formatter Project

Python
1

Tell us what’s happening:

I think my code is working, but when I run the tests it shows me only errors.
I don’t even know why. :slightly_smiling_face:

Your code so far

def arithmetic_arranger(problems, show_answers=True):
    first_row = ""
    second_row = ""
    space = " "
    sub = ""
    calc = ""
    for problem in problems:
        disect = problem.rsplit(" ")
        if len(problems) > 5:
            print('Error: Too many problems.')
            break
        elif '-' not in problem and '+' not in problem:
            print("Error: Operator must be '+' or '-'.")
            break
        elif disect[0].isnumeric() == False or disect[2].isnumeric() == False:
            print("Error: Numbers must only contain digits.")
            break
        elif len(disect[0]) > 4 or len(disect[2]) > 4:
            print('Error: Numbers cannot be more than four digits.')
            break
        else:
            add = int(disect[0]) + int(disect[2])
            subtract = int(disect[0]) - int(disect[2])
            if len(problem[0:problem.index(" ")]) < len(problem[problem.index(" ")+2:]):
                first_row += (len(problem[problem.index(" ")+1:]) - len(problem[0:problem.index(" ")])) * space + problem[0:problem.index(" ")] + "    "
                second_row += problem[problem.index(" ")+1:] + "    "
                sub += len(problem[problem.index(" ")+1:]) * "-" + "    "
                if disect[1] == "+":
                    calc += ((len(problem[problem.index(" ")+1:]) - len(str(add))) * " ") + str(add) + "    "
                else:
                    calc += ((len(problem[problem.index(" ")+1:]) - len(str(subtract))) * " ") + str(subtract) + "    "
            elif len(disect[0]) > len(disect[2]):
                first_row += "  " + problem[0:problem.index(" ")] + "    "
                second_row += disect[1] + ((len(problem[0:problem.index(" ")]) - len(problem[problem.index(" ")+2:])) +1) * space + problem[problem.index(" ")+2:] + "    "
                sub += "--" + len(problem[0:problem.index(" ")]) * "-" + "    "
                if disect[1] == "+":
                    calc += "  " + ((len(problem[0:problem.index(" ")]) - len(str(add))) * " ") + str(add) + "    "
                else:
                    calc += "  " + ((len(problem[0:problem.index(" ")]) - len(str(subtract))) * " ") + str(subtract) + "    "
            else:
                first_row += problem[0:problem.index(" ")] + "    "
                second_row += problem[problem.index(" ")+1:] + "    "
                sub += len(problem[problem.index(" ")+1:]) * "-" + "    "
                if disect[1] == "+":
                    calc += str(add) + "    "
                else:
                    calc += str(subtract) + "    "
    if show_answers == True:
        print(f'{first_row}\n{second_row}\n{sub}\n{calc}')
    else:
        print(f'{first_row}\n{second_row}\n{sub}')

arithmetic_arranger(["98 + 35", "3801 - 2", "45 + 43", "123 + 49"])

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Challenge Information:

Build an Arithmetic Formatter Project - Build an Arithmetic Formatter Project

2

remember to return your output not print it

3

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