On Sunday 29 April 2007 5:25 am, Andreas Pakulat wrote: > On 28.04.07 21:13:38, [EMAIL PROTECTED] wrote: > > Quoting Andreas Pakulat <[EMAIL PROTECTED]>: > > > On 28.04.07 23:31:53, Pradnyesh Sawant wrote: > > > > Hello, > > > > I've written a small pyqt4 code, which on running on an ubuntu 6.10 > > > > system gives me the foll error: > > > > $ python2.4 updLbl.py > > > > Traceback (most recent call last): > > > > File "updLbl.py", line 1, in ? > > > > import PyQt4.Qt as qt > > > > > > This is wrong, you don't want to do that. > > > > That is not wrong. It just forces him to have all the packages installed > > and it is never wrong if he builds PyQt4 himself because Qt.py would only > > try to import the modules he built. > > If it forces him to install all pyqt4 packages, even the ones he doesn't > want to use then using this import is wrong.
No, it's a question of choice. > > In his current situation he could even comment the > > > > "from PyQt4.QtOpenGL import *" > > > > line of Qt.py if he does not intend to use OpenGL. > > Which means changing a system file which is a bad thing to do. Other > software may rightfully rely on having that line there and he has to do > that change every time he updates his PyQt4 packages. > > > By other hand I find pretty convenient not to have to care about if a > > module or a constant comes from QtCore or from QtGui, specially if I am > > porting PyQt3 code to PyQt4 because minimizes changes. I guess that was > > one of the main motivations to have Qt.py as part of the standard > > installation. Afterwards it is just a question of taste :) > > Right, the motivation for the Qt.py package is simply convenience for > porting PyQt3 code. Which doesn't mean you should use it in new PyQt4 > programs. Using something like this creates enough convience while > preserving a clean global namespace: The motivation for the Qt package is to give the developer the choice of different styles. As the documentation says, it's a matter of personal taste and neither right nor wrong. > from PyQt4 import QtCore,QtGui > from PyQt4.QtGui import QWidget, QPushButton <other classes you use very > often> > > Andreas Phil _______________________________________________ PyQt mailing list [email protected] http://www.riverbankcomputing.com/mailman/listinfo/pyqt
