Try PySide then PyQt4 for Qt4 examples.

Use the correct connect method for PySide.

This should make the examples work with both PyQt4 and PySide (I can only test the later)

Author: Daniel O'Connor

examples/animation/old_animation/animation_blit_qt4.py

@@ -11,7 +11,10 @@
 from matplotlib.figure import Figure
 from matplotlib.backends.backend_qt4agg import FigureCanvasQTAgg as FigureCanvas
 
-from PyQt4 import QtCore, QtGui
+try:
+    from PySide import QtCore, QtGui
+except ImportError:
+    from PyQt4 import QtCore, QtGui
 
 ITERS = 1000
 

examples/user_interfaces/embedding_in_qt4.py

@@ -11,7 +11,12 @@
 
 from __future__ import unicode_literals
 import sys, os, random
-from PyQt4 import QtGui, QtCore
+try:
+    from PySide import QtGui, QtCore
+    usepyside = True
+except ImportError:
+    from PyQt4 import QtGui, QtCore
+    usepyside = False
 
 from numpy import arange, sin, pi
 from matplotlib.backends.backend_qt4agg import FigureCanvasQTAgg as FigureCanvas
@@ -57,7 +62,10 @@ class MyDynamicMplCanvas(MyMplCanvas):
     def __init__(self, *args, **kwargs):
         MyMplCanvas.__init__(self, *args, **kwargs)
         timer = QtCore.QTimer(self)
-        QtCore.QObject.connect(timer, QtCore.SIGNAL("timeout()"), self.update_figure)
+        if usepyside: 
+            timer.timeout.connect(self.update_figure)
+        else:
+            QtCore.QObject.connect(timer, QtCore.SIGNAL("timeout()"), self.update_figure)
         timer.start(1000)
 
     def compute_initial_figure(self):

examples/user_interfaces/embedding_in_qt4_wtoolbar.py

@@ -8,8 +8,12 @@
 from matplotlib.backends.backend_qt4agg import (
     FigureCanvasQTAgg as FigureCanvas,
     NavigationToolbar2QTAgg as NavigationToolbar)
-from PyQt4.QtCore import *
-from PyQt4.QtGui import *
+try:
+    from PySide.QtCore import *
+    from PySide.QtGui import *
+except ImportError:
+    from PyQt4.QtCore import *
+    from PyQt4.QtGui import *
 
 
 class AppForm(QMainWindow):