[PyQt] PyQt metrics

[Baz Walter]

On 09/12/10 17:40, Hans-Peter Jansen wrote:
> Hi Phil, hi *,
>
> ever wanted to know, how many classes and methods PyQt4 provides?
>
> I'm not sure, if my calculations are valid, but according to my Q&D script
> (attached), they are:
>
> Metric(name: PyQt4.phonon, modules: 1, classes: 52, methods: 2274, functions: 0)
> Metric(name: PyQt4.Qsci, modules: 1, classes: 83, methods: 3790, functions: 0)
> Metric(name: PyQt4.QtCore, modules: 1, classes: 358, methods: 4670, functions: 69)
> Metric(name: PyQt4.QtDeclarative, modules: 1, classes: 43, methods: 1124, functions: 0)
> Metric(name: PyQt4.QtDesigner, modules: 1, classes: 45, methods: 2230, functions: 0)
> Metric(name: PyQt4.QtGui, modules: 1, classes: 1288, methods: 42198, functions: 18)
> Metric(name: PyQt4.QtHelp, modules: 1, classes: 55, methods: 2082, functions: 0)
> Metric(name: PyQt4.QtMultimedia, modules: 1, classes: 21, methods: 284, functions: 0)
> Metric(name: PyQt4.QtNetwork, modules: 1, classes: 118, methods: 1723, functions: 0)
> Metric(name: PyQt4.QtOpenGL, modules: 1, classes: 29, methods: 686, functions: 0)
> Metric(name: PyQt4.QtScript, modules: 1, classes: 26, methods: 254, functions: 2)
> Metric(name: PyQt4.QtScriptTools, modules: 1, classes: 4, methods: 57, functions: 0)
> Metric(name: PyQt4.Qt, modules: 1, classes: 2218, methods: 61963, functions: 90)
> Metric(name: PyQt4.QtSql, modules: 1, classes: 30, methods: 749, functions: 0)
> Metric(name: PyQt4.QtSvg, modules: 1, classes: 13, methods: 634, functions: 0)
> Metric(name: PyQt4.QtTest, modules: 1, classes: 4, methods: 25, functions: 0)
> Metric(name: PyQt4.QtWebKit, modules: 1, classes: 51, methods: 1476, functions: 3)
> Metric(name: PyQt4.QtXmlPatterns, modules: 1, classes: 21, methods: 262, functions: 0)
> Metric(name: PyQt4.QtXml, modules: 1, classes: 60, methods: 1235, functions: 0)
> Metric(name: PyQt4, modules: 19, classes: 4519, methods: 127716, functions: 182)
>
> I would be glad, if someone with with Python introspection knowledge could
> look into the script, and check, if I'm not missing something obvious.
>
> A few notes:
>
> I had to ignore a few classes, as they lead to recursive behavior:
> "pyqtProperty", "pyqtSignal", "pyqtWrapperType", "wrappertype", "enumtype"
>
> Some methods aren't inspectable:
>
>>>> import PyQt4
>>>> import inspect
>>>> inspect.getmembers(QtGui.QAbstractTextDocumentLayout.PaintContext)
> Traceback (most recent call last):
>    File "<stdin>", line 1, in<module>
>    File "/usr/lib/python2.6/inspect.py", line 257, in getmembers
>      value = getattr(object, key)
> AttributeError: 'PaintContext' object attribute 'clip' is an instance attribute

i don't get this error with either:

     inspect.getmembers(QtGui.QAbstractTextDocumentLayout.PaintContext)

or:

     inspect.getmembers(QtGui.QAbstractTextDocumentLayout.PaintContext())

> I don't know, why. Find them, when piping the output of the script to
> less with: /^fail

i don't see any "fail" lines, at all.

(this is using: python 2.7.1, qt 4.7.1, sip 4.11.2, pyqt 4.8.1)