my-python-project.py

def days_to_units(num_of_days, conversion_unit):
    if conversion_unit == "h":
        return f"{num_of_days} days are {num_of_days * 24} hours"
    elif conversion_unit == "m":
        return f"{num_of_days} days are {num_of_days * 24 * 60} minutes"
    elif conversion_unit == "s":
        return f"{num_of_days} days are {num_of_days * 24 *60 *60} seconds"
    else:
        return "unsupported unit"
def validate_and_execute(days_and_unit_dictionary):
    try:
        user_input_number = int(days_and_unit_dictionary["days"])
        # conversie doar pentru numere pozitive
        if user_input_number > 0:
          calculated_value = days_to_units(user_input_number, days_and_unit_dictionary["unit"])
          print(calculated_value)
        elif user_input_number == 0:
          print("you entered a 0, please enter a valid positive number")
        else:
          print("you entered a negative number, no conversion for you!")
    except ValueError:
        print("your input is not a valid number.Don't ruin my program!")
user_input = ""
while user_input != "exit":
    user_input = input("enter your days and unit\n")
    if user_input == "exit":
        break
    days_and_unit = user_input.split(":")
    if len(days_and_unit) == 2:
        days_and_unit = {"days":days_and_unit[0], "unit": days_and_unit[1]}
        validate_and_execute(days_and_unit)
    else:
        print("ERROR,Somthing went wrong")