[QScintilla] Using python strings with SendScintilla
Baz Walter
bazwal at ftml.net
Sat Nov 8 16:34:56 GMT 2008
Phil Thompson wrote:
> So you are using SendScintilla() to bypass the immutability of Python
> strings? In that case you deserve all you get.
i had a hunch that you might say something like this :)
of course, i don't *want* to use python strings in this way. it's just
that, AFAICT, that's how the SendScintilla api works - it requires a
string buffer to be passed in. if there's another way, please let me
know, because i'd be more than happy to use it!
> If speed is a real problem (and not premature optimisation) then a better
> solution would be to implement a new method (stripTrailingSpaces()) at the
> C++ level.
a stripTrailingSpaces method would be nice, but what i would really like
is a more general method that simply returned the undecoded bytes (as a
str/bytes object for the python bindings). there are lots of uses that i
could make of this that aren't really optimisations. they're more to do
with working in a more pythonic way - it is just more natural for me to
work directly with python strings, particularly as i am making a lot of
use of python's regexps and io (on unix). the speed issues arise with
larger documents (e.g. multi-megabyte xml files) where some operations
that would normally take fractions of second can take several tens of
seconds. this obviously hurts the usuablility of the program a lot if
the operation is occuring repeatedly (like stripping trailing spaces
when saving the document).
i hope this makes it clearer what i'm asking for and why.
Regards
Baz Walter
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