def main():
print()
# Try defining arguments
# If there is no argument, prompt the user that s/he can input one, and continue
actions = sys.argv[1:]
# Initiate necessary values
no_Help = True
valid_Argument = True
# If there are arguments, proceed with arguments
if actions == []:
print('You can specify arguments on this little program!')
print('Use \'python', sys.argv[0], '-h\' to see more!\n')
else:
if ('-h' in actions) or ('--help' in actions):
no_Help = False
print_Output(
'This program (supposedly) solves a 3-by-3 magic square\n\n-h OR --help\tShow this help section\n-v OR --verbose\tShow more output to see how the program runs\n-o OR --output\tPrint all console outputs to a file named \'Magic_Square_v2.log.txt\'\n\t\t(Note that all of the data in that file, if exist, will be cleared)\n'
)
else:
if ('-v' in actions) or ('--verbose' in actions):
value_Global.verbose = True
actions = [x for x in actions if x not in ['-v', '--verbose']]
if ('-o' in actions) or ('--output' in actions):
value_Global.output = True
value_Global.output_File = open('Magic_Square_v2.log.txt', 'w')
actions = [x for x in actions if x not in ['-o', '--output']]
if actions != []:
print('Arguments invalid!')
valid_Argument = False
print('Use \'python', sys.argv[0], '-h\' to see more!\n')
verbose_Print('Calculation is initiating...\n\n')
if no_Help and valid_Argument:
calculation()
def get_number(numbers):
# Initiate iteration variable
i = 1
# Run the following 9 times
while i < 10:
# Prompt for and collect input
x = 'Input your integer ' + str(i) + ' (Leave blank for ' + str(
i) + '): '
print(x, end='')
user_Input = input('')
if value_Global.output:
value_Global.output_File.write(x + user_Input + '\n')
# See if user has input
# If not, use the defalut and ask for the next input
if user_Input == '':
i += 1
verbose_Print('User has not chosen input. Using default value\n')
# If the user does have an input, check if the input is legit
else:
# Check if the input is legit by trying to convert it into an integer
try:
input_Integer = int(user_Input)
# If ValueError exception is caught, prompt the user that the value is not legit
except ValueError:
print_Output('This is not a legit value!')
verbose_Print('ERROR: Cannot parse integer!')
print_Output('')
# Only proceed to next number if this one is legit
else:
numbers[i - 1] = input_Integer
i += 1
verbose_Print(
'Integer parsing successful, onto next integer\n')
return numbers
def calculation():
print_Output('')
# Initiate necessary values
numbers = list(range(1, 10))
# Ask for input using get_number(numbers) function
numbers = for_Input.get_number(numbers)
# Start calculation
verbose_Print('\nCalculation starting, recording start time\n\n')
start = time.time()
# Sort the numbers
verbose_Print('Sorting numbers')
numbers.sort()
# Calculate the average, integerize it, and check for the legitimacy of average using check_Average(numbers_Average)
verbose_Print('Calculating the target sum of each row and column')
numbers_Average = sum(numbers) / 3
value_Calc.target = int(numbers_Average)
# Set the central number at the center and remove it from the number list
verbose_Print('Determining the central number')
value_Calc.center = numbers[4]
del numbers[4]
# Only continue if the average and the center are legit
verbose_Print(
'Checking the legitimacy of the target sum and central number\n\n')
if for_Vali.check_Average(numbers_Average) and for_Vali.check_Center():
success = for_Calc.calc(numbers)
else:
verbose_Print('\nCheck failed, terminating calculation\n')
verbose_Print('\nCalculation ending, recording end time\n')
end = time.time()
# If calculation successful, print the answer using show_Square(success)
if success != False:
for_Result.show_Square(success)
for_Result.show_Time(start, end)
input('\n\nPress enter key to exit...')
def check_Average(numbers_Average):
# Check if the average is integer
# If not so, prompt the user and set flag not to continue
# Else, continue
if not float(numbers_Average).is_integer():
print_Output('These numbers cannot make a 3-by-3 magic square!')
verbose_Print('ERROR: Average not an integer!')
return False
else:
return True
def check_Center():
# Check if the center is one-third of the target sum
# If not so, prompt the user and set flag not to continue
# Else, continue
if not 3 * value_Calc.center == value_Calc.target:
print_Output('These numbers cannot make a 3-by-3 magic square!')
verbose_Print('ERROR: No proper center!')
return False
else:
return True
def show_Square(success):
print_Output('\nYour magic square is:')
print_Output(
'(There is only one but you can (probably) rotate and/or flip it!)\n')
for x in success:
print_Output(str(x))
print_Output('\nThe sum of each line is ' + str(value_Calc.target) + '\n')
def verbose_Print(x):
if value_Global.verbose:
print_Output(x)
def show_Time(start, end):
verbose_Print('\nCalculating calculation time')
t = end - start
print_Output('Calculation time: ' + str(format(1000 * t, '.3f')) +
' milliseconds')