Number Separator/Formatter

Use separator() function to format number (eg: 123456 --> 1,23,456)

:param num: number to be formatted (eg: 1234567890)

:param sys: Default: INT_SYS (INT_SYS = 0), International Numbering System (eg: 123,456,789) IND_SYS (IND_SYS = 1), Indian Numbering System (eg: 12,34,56,789)

:param sep: Default: ",": Comma is most used number separator you can use dots and Spaces

Returns comma separated number (type str)