> you will find a cache implementation for PyQt4's configure.py (search > for "manage_cache"). ... > > You might grab that code and integrate it within your setup.py. >
This was exactly what I was looking for, and is work great! Thanks! > > 6) The docs show show no comparisons with similar tools. I'm trying SIP to see > > if the memory usage of a large wxPython app can be reduced--I have seen > > comparisons claiming that SIP would be slower than hand generated code, but > > faster than SWIG. This seems to be a fair assumption, since SWIG generates lots > > of Python shadow classes, and SIP does not. But some data, or even anecdotal > > advice about what you're going to get out of SIP compared to SWIG might be > > useful in the documentation. > > Such statistics are hard to find because usually developers do not write > bindings twice :) Well I'm crazy enough to try a re-implementation. I have my reasons ;-) I'll make sure to document the differences I find somewhere. > > There are good reasons for using SIP over SWIG, IMO: > > 1) Bindings for classes and methods are generated *lazily* on first > usage. This means that the initial import is very fast and does not > consume much memory; and when the program starts, only the (small) > subset of the wxWidget functions actually used by the program contribute > to memory occupation. This is VERY encouraging--high initial memory usage was one of the main reasons I wanted to check out an alternative to SWIG. > > 2) SIP is very Python centric, and has many useful features and > shortcuts for binding C++ code into Python. All the /Transfer/ and > friends stuff, for instance, is very powerful and elegant (once you get > to understand it fully :). > > Since I switched to SIP from SWIG, I haven't looked back. > > BTW, I don't know wxWidgets, but if it uses much STL stuff, let me know > because I have an unreleased "SIP STL meta-binding", which is basically > a program which is able to *generate* SIP code for the exact STL subset > (= template specializations) used by the library you're writing bindings > for; SIP's support for C++ templates is quite weak, so wrapping > something like of STL requires abuse of copy & paste, which is automated > by this tool. wxWidgets actually predates STL, although I think they're coming along to using it. I'll keep this in mind if I decide to throw the USE_STL switch. Thanks, - Kevin _______________________________________________ PyQt mailing list [email protected] http://www.riverbankcomputing.com/mailman/listinfo/pyqt
