changed diagnostic from "warning" to "note" in the python wrapper generator, to suppress some noise in opencv utilities

modules/python/src2/gen2.py

@@ -243,9 +243,9 @@ class ClassInfo(object):
         if decl:
             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: ", " ".join(self.bases)
-                print "Only the first base class will be used"
+                print "Note: Class %s has more than 1 base class (not supported by Python C extensions)" % (self.name,)
+                print "      Bases: ", " ".join(self.bases)
+                print "      Only the first base class will be used"
                 self.bases = [self.bases[0].strip(",")]
                 #return sys.exit(-1)
             if self.bases and self.bases[0].startswith("cv::"):