Fixed regression in python wrappers generator

modules/python/src2/gen2.py

@@ -216,10 +216,13 @@ class ClassInfo(object):
             self.bases = decl[1].split()[1:]
             if len(self.bases) > 1:
                 print "Warning: class %s has more than 1 base class (not supported by Python C extensions)" % (self.name,)
-                print "Bases: ", self.bases
+                print "Bases: ", " ".join(self.bases)
                 print "Only the first base class will be used"
-                self.bases = self.bases[:1]
+                self.bases = [self.bases[0].strip(",")]
                 #return sys.exit(-1)
+            if self.bases and self.bases[0].startswith("cv::"):
+                self.bases[0] = self.bases[0][4:]
+            print self.bases, decl[1]
             for m in decl[2]:
                 if m.startswith("="):
                     self.wname = m[1:]