import sys
from math import ceil
from time import sleep

def progress(total, length=20, bar='=', empty=' '):
    point = total/100
    increment = total/length

    for i in range(total+1):  # add one as counting starts at 0
        sys.stdout.write('\r')
        fill = int(i/increment)
        # use ceil to ensure that 100% is reached, just in case of low precision
        sys.stdout.write("[%s%s] %3d%%" % (bar*fill, empty*(length-fill), ceil(i/point)))
        sys.stdout.flush()
        sleep(0.1)

    print()


def progress_simple(total, bar='='):
    point = total/100
    increment = total/20

    for i in range(total+1):  # add one as counting starts at 0
        sys.stdout.write('\r')
        sys.stdout.write("[%-20s] %3d%%" % (bar*int(i/increment), ceil(i/point)))
        sys.stdout.flush()
        sleep(0.1)

    print()


try:
    total = int(sys.argv[1])
except IndexError:
    total = 25
except ValueError:
    exit("The given argument is not a valid number!")
except:
    exit("Unknown error")

progress_simple(total)
progress(total, 40, '#', '-')