Initial commit of Python queries and QL libraries.

python/ql/src/Classes/PropertyInOldStyleClass.py

@@ -0,0 +1,42 @@
+
+class OldStyle:
+
+    def __init__(self, x):
+        self._x = x
+
+    # Incorrect: 'OldStyle' is not a new-style class and '@property' is not supported
+    @property
+    def x(self):
+        return self._x
+
+
+class InheritOldStyle(OldStyle):
+
+    def __init__(self, x):
+        self._x = x
+
+    # Incorrect: 'InheritOldStyle' is not a new-style class and '@property' is not supported
+    @property
+    def x(self):
+        return self._x
+
+
+class NewStyle(object):
+
+    def __init__(self, x):
+        self._x = x
+
+    # Correct: 'NewStyle' is a new-style class and '@property' is supported
+    @property
+    def x(self):
+        return self._x
+
+class InheritNewStyle(NewStyle):
+
+    def __init__(self, x):
+        self._x = x
+
+    # Correct: 'InheritNewStyle' inherits from a new-style class and '@property' is supported
+    @property
+    def x(self):
+        return self._x