Why Python don't accept 03 as a number?
jfong at ms4.hinet.net
jfong at ms4.hinet.net
Fri Dec 7 21:40:30 EST 2018
MRAB at 2018/12/8 UTC+8 AM10:04:51 wrote:
> Before Python 3, a leading 0 in an integer literal would indicate an
> octal (base 8) number.
So, the reason is historical.
> The old form is now invalid in order to reduce the chance of bugs.
I encounter this problem on trying to do something like this:
eval('03 + 00 + 15')
It takes me some efforts to get rid of those leading zeros:-(
Hope someday 03 can be accepted as a valid decimal number in Python 3.
Thank you for explaining.
--Jach
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