def format_positive_integer(number):
l = list(str(number))
c = len(l)
while c > 3:
c -= 3
l.insert(c, '.')
return ''.join(l)
def format_number(number, precision=0, group_sep='.', decimal_sep=','):
number = ('%.*f' % (max(0, precision), number)).split('.')
integer_part = number[0]
if integer_part[0] == '-':
sign = integer_part[0]
integer_part = integer_part[1:]
else:
sign = ''
if len(number) == 2:
decimal_part = decimal_sep + number[1]
else:
decimal_part = ''
integer_part = list(integer_part)
c = len(integer_part)
while c > 3:
c -= 3
integer_part.insert(c, group_sep)
return sign + ''.join(integer_part) + decimal_part
