Oh well! Just got a flashback from the old times at the 8-bit assembly line.
Dirty deeds done dirt cheap! lol ---------------------------------------- > Date: Sun, 19 May 2013 16:44:55 +0100 > From: pyt...@mrabarnett.plus.com > To: python-list@python.org > Subject: Re: How to write fast into a file in python? > > On 19/05/2013 04:53, Carlos Nepomuceno wrote: >> ---------------------------------------- >>> Date: Sat, 18 May 2013 22:41:32 -0400 >>> From: da...@davea.name >>> To: python-list@python.org >>> Subject: Re: How to write fast into a file in python? >>> >>> On 05/18/2013 01:00 PM, Carlos Nepomuceno wrote: >>>> Python really writes '\n\r' on Windows. Just check the files. >>> >>> That's backwards. '\r\n' on Windows, IF you omit the b in the mode when >>> creating the file. >> >> Indeed! My mistake just made me find out that Acorn used that inversion on >> Acorn MOS. >> >> According to this[1] (at page 449) the OSNEWL routine outputs '\n\r'. >> >> What the hell those guys were thinking??? :p >> > Doing it that way saved a few bytes. > > Code was something like this: > > FFE3 .OSASCI CMP #&0D > FFE5 BNE OSWRCH > FFE7 .OSNEWL LDA #&0A > FFE9 JSR OSWRCH > FFEC LDA #&0D > FFEE .OSWRCH ... > > This means that the contents of the accumulator would always be > preserved by a call to OSASCI. > >> "OSNEWL >> This call issues an LF CR (line feed, carriage return) to the currently >> selected >> output stream. The routine is entered at &FFE7." >> >> [1] http://regregex.bbcmicro.net/BPlusUserGuide-1.07.pdf >> > > -- > http://mail.python.org/mailman/listinfo/python-list > -- http://mail.python.org/mailman/listinfo/python-list
