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Gregory (Grisha) Trubetskoy
grisha at modpython.org
Tue Aug 17 12:11:17 EDT 2004
Yes, but Iker's problem is that it's not that simple to use with PSP, which uses req.write()... On Tue, 17 Aug 2004, Nick wrote: > It is simple enough to do your own buffering with a CStringIO, which is > relatively fast and file-like, and then sending the resulting buffer at the > end of your handler to req.write. > > Nick > > Gregory (Grisha) Trubetskoy wrote: > >> >> By "getting back" I meant having any access to it. Once it's written out, >> the data becomes owned by the next module/filter in the filter chain. The >> only way to do this would be for mod_python to do its own buffering, which >> it does not. >> >> Grisha >> >> On Mon, 16 Aug 2004, Iker Arizmendi wrote: >> >>> I don't need to get it back, I just need to clear it so >>> I can send just the error page without any dangling output >>> from the faulty page. I guess one solution is to write the >>> output to a buffer in Python code and only call req.write >>> once all processing is complete. But this would eliminate >>> the need for PSP (unless PSP offers a way to direct it's >>> output to my own buffer). >>> >>> Iker >>> >>> >>> Gregory (Grisha) Trubetskoy wrote: >>> >>>> >>>> Hmm... The buffer that buffers output is controlled by Apache, and >>>> AFAIK once something's been written to it, you cannot get it back. >>>> >>>> Grisha >>>> >>>> On Mon, 16 Aug 2004, Iker Arizmendi wrote: >>>> >>>>> One problem I've encountered with using set_error_page() >>>>> for error handling is that often the faulty page has already >>>>> generated some output when the error is encountered. This >>>>> results in garbled pages with bits from both the error-raising >>>>> page and the error-catching page. >>>>> >>>>> Is there some way to get around this? >>>>> >>>>> Regards, >>>>> Iker >>>>> >>>>> >>>>> Iker Arizmendi wrote: >>>>> >>>>>> Thanks Greg. Is there a method that clears the >>>>>> current output buffer as well? >>>>>> >>>>>> Gregory (Grisha) Trubetskoy wrote: >>>>>> >>>>>>> >>>>>>> Yes, by default PSP does not flush the output buffer until the >>>>>>> very end which looks like what PHP ob_start func enables. If you >>>>>>> want to force a flush from within PSP, you can always call >>>>>>> req.flush(). >>>>>>> >>>>>>> Grisha >>>>>>> >>>>>>> On Fri, 13 Aug 2004, Iker Arizmendi wrote: >>>>>>> >>>>>>>> Does the PSP handler support output buffering? >>>>>>>> Something along the lines of ob_start under PHP? If >>>>>>>> explicit support is not there, is there some other >>>>>>>> way to accomplish the same thing? >>>>>>>> >>>>>>>> Thanks, >>>>>>>> Iker >>>>>>>> >>>>>> >>>>> >>> >>> -- >>> Iker Arizmendi >>> AT&T Labs - Research >>> Speech and Image Processing Lab >>> e: iker at research.att.com >>> w: http://research.att.com >>> >>> >>> _______________________________________________ >>> Mod_python mailing list >>> Mod_python at modpython.org >>> http://mailman.modpython.org/mailman/listinfo/mod_python >>> >> _______________________________________________ >> Mod_python mailing list >> Mod_python at modpython.org >> http://mailman.modpython.org/mailman/listinfo/mod_python > > _______________________________________________ > Mod_python mailing list > Mod_python at modpython.org > http://mailman.modpython.org/mailman/listinfo/mod_python >
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