Python: Disable class instantiation annotation for now

Adjusting test setup properly requires some deep thinking, and I don't think I'm
ready to do that right now. Added a TODO instead.

python/ql/test/experimental/library-tests/CallGraph/PointsTo.expected

@@ -2,6 +2,5 @@ debug_missingAnnotationForCallable
 debug_nonUniqueAnnotationForCallable
 debug_missingAnnotationForCall
 expectedCallEdgeNotFound
-| code/class_simple.py:23:5:23:9 | A() | code/class_simple.py:4:5:4:28 | Function __init__ |
 | code/underscore_prefix_func_name.py:16:5:16:19 | some_function() | code/underscore_prefix_func_name.py:10:1:10:20 | Function some_function |
 unexpectedCallEdgeFound

python/ql/test/experimental/library-tests/CallGraph/Relative.expected

@@ -2,11 +2,11 @@ debug_missingAnnotationForCallable
 debug_nonUniqueAnnotationForCallable
 debug_missingAnnotationForCall
 pointsTo_found_typeTracker_notFound
-| code/class_simple.py:26:1:26:15 | Attribute() | code/class_simple.py:9:5:9:26 | Function some_method |
-| code/class_simple.py:28:1:28:21 | Attribute() | code/class_simple.py:14:5:14:28 | Function some_staticmethod |
-| code/class_simple.py:30:1:30:20 | Attribute() | code/class_simple.py:19:5:19:30 | Function some_classmethod |
-| code/class_simple.py:33:1:33:21 | Attribute() | code/class_simple.py:14:5:14:28 | Function some_staticmethod |
-| code/class_simple.py:35:1:35:20 | Attribute() | code/class_simple.py:19:5:19:30 | Function some_classmethod |
+| code/class_simple.py:28:1:28:15 | Attribute() | code/class_simple.py:8:5:8:26 | Function some_method |
+| code/class_simple.py:30:1:30:21 | Attribute() | code/class_simple.py:13:5:13:28 | Function some_staticmethod |
+| code/class_simple.py:32:1:32:20 | Attribute() | code/class_simple.py:18:5:18:30 | Function some_classmethod |
+| code/class_simple.py:35:1:35:21 | Attribute() | code/class_simple.py:13:5:13:28 | Function some_staticmethod |
+| code/class_simple.py:37:1:37:20 | Attribute() | code/class_simple.py:18:5:18:30 | Function some_classmethod |
 | code/runtime_decision.py:21:1:21:6 | func() | code/runtime_decision.py:8:1:8:13 | Function rd_foo |
 | code/runtime_decision.py:21:1:21:6 | func() | code/runtime_decision.py:12:1:12:13 | Function rd_bar |
 | code/runtime_decision.py:30:1:30:7 | func2() | code/runtime_decision.py:8:1:8:13 | Function rd_foo |

python/ql/test/experimental/library-tests/CallGraph/TypeTracker.expected

@@ -2,12 +2,11 @@ debug_missingAnnotationForCallable
 debug_nonUniqueAnnotationForCallable
 debug_missingAnnotationForCall
 expectedCallEdgeNotFound
-| code/class_simple.py:23:5:23:9 | A() | code/class_simple.py:4:5:4:28 | Function __init__ |
-| code/class_simple.py:26:1:26:15 | Attribute() | code/class_simple.py:9:5:9:26 | Function some_method |
-| code/class_simple.py:28:1:28:21 | Attribute() | code/class_simple.py:14:5:14:28 | Function some_staticmethod |
-| code/class_simple.py:30:1:30:20 | Attribute() | code/class_simple.py:19:5:19:30 | Function some_classmethod |
-| code/class_simple.py:33:1:33:21 | Attribute() | code/class_simple.py:14:5:14:28 | Function some_staticmethod |
-| code/class_simple.py:35:1:35:20 | Attribute() | code/class_simple.py:19:5:19:30 | Function some_classmethod |
+| code/class_simple.py:28:1:28:15 | Attribute() | code/class_simple.py:8:5:8:26 | Function some_method |
+| code/class_simple.py:30:1:30:21 | Attribute() | code/class_simple.py:13:5:13:28 | Function some_staticmethod |
+| code/class_simple.py:32:1:32:20 | Attribute() | code/class_simple.py:18:5:18:30 | Function some_classmethod |
+| code/class_simple.py:35:1:35:21 | Attribute() | code/class_simple.py:13:5:13:28 | Function some_staticmethod |
+| code/class_simple.py:37:1:37:20 | Attribute() | code/class_simple.py:18:5:18:30 | Function some_classmethod |
 | code/runtime_decision.py:21:1:21:6 | func() | code/runtime_decision.py:8:1:8:13 | Function rd_foo |
 | code/runtime_decision.py:21:1:21:6 | func() | code/runtime_decision.py:12:1:12:13 | Function rd_bar |
 | code/runtime_decision.py:30:1:30:7 | func2() | code/runtime_decision.py:8:1:8:13 | Function rd_foo |

python/ql/test/experimental/library-tests/CallGraph/code/class_simple.py

@@ -1,6 +1,5 @@
 class A(object):
 
-    # name:A.__init__
     def __init__(self, arg):
         print('A.__init__', arg)
         self.arg = arg
@@ -19,7 +18,10 @@ class A(object):
     def some_classmethod(cls):
         print('A.some_classmethod', cls)
 
-# calls:A.__init__
+
+# TODO: Figure out how to annotate class instantiation (and add one here).
+# Current points-to says it's a call to the class (instead of __init__/__new__/metaclass-something).
+# However, current test setup uses "callable" for naming, and expects things to be Function.
 a = A(42)
 
 # calls:A.some_method