re-introduce compatibility attributes on collection nodes to keep compatible with code like::

def pytest_collect_file(path, parent):
        ... parent.Module(...)

--HG--
branch : trunk

pytest/__init__.py

@@ -5,7 +5,7 @@ see http://pytest.org for documentation and details
 
 (c) Holger Krekel and others, 2004-2010
 """
-__version__ = '2.0.0.dev8'
+__version__ = '2.0.0.dev9'
 
 __all__ = ['config', 'cmdline']
 

pytest/plugin/session.py

@@ -308,6 +308,14 @@ class HookProxy:
             return hookmethod.pcall(plugins, **kwargs)
         return call_matching_hooks
 
+def compatproperty(name):
+    def fget(self):
+        #print "retrieving %r property from %s" %(name, self.fspath)
+        py.log._apiwarn("2.0", "use py.test.collect.%s for "
+            "Collection classes" % name)
+        return getattr(pytest.collect, name)
+    return property(fget)
+    
 class Node(object):
     """ base class for all Nodes in the collection tree.
     Collector subclasses have children, Items are terminal nodes."""
@@ -330,6 +338,12 @@ class Node(object):
         self.ihook = HookProxy(self)
         self.keywords = {self.name: True}
 
+    Module = compatproperty("Module")
+    Class = compatproperty("Class")
+    Function = compatproperty("Function")
+    File = compatproperty("File")
+    Item = compatproperty("Item")
+
     def __repr__(self):
         if getattr(self.config.option, 'debug', False):
             return "<%s %r %0x>" %(self.__class__.__name__,

setup.py

@@ -22,7 +22,7 @@ def main():
         name='pytest',
         description='py.test: simple powerful testing with Python',
         long_description = long_description,
-        version='2.0.0.dev8',
+        version='2.0.0.dev9',
         url='http://pytest.org',
         license='MIT license',
         platforms=['unix', 'linux', 'osx', 'cygwin', 'win32'],

testing/test_collect.py

@@ -6,6 +6,23 @@ class TestCollector:
         assert not issubclass(Collector, Item)
         assert not issubclass(Item, Collector)
 
+    def test_compat_attributes(self, testdir, recwarn):
+        modcol = testdir.getmodulecol("""
+            def test_pass(): pass
+            def test_fail(): assert 0
+        """)
+        recwarn.clear()
+        assert modcol.Module == py.test.collect.Module
+        recwarn.pop(DeprecationWarning)
+        assert modcol.Class == py.test.collect.Class
+        recwarn.pop(DeprecationWarning)
+        assert modcol.Item == py.test.collect.Item
+        recwarn.pop(DeprecationWarning)
+        assert modcol.File == py.test.collect.File
+        recwarn.pop(DeprecationWarning)
+        assert modcol.Function == py.test.collect.Function
+        recwarn.pop(DeprecationWarning)
+
     def test_check_equality(self, testdir):
         modcol = testdir.getmodulecol("""
             def test_pass(): pass