Make more grep friendly for Python 3.9 drop

Author: icemac

src/zope/publisher/paste.py

@@ -19,7 +19,7 @@
 import zope.publisher.publish
 
 
-PY3_10 = sys.version_info[0:2] >= (3, 10)
+PY39 = sys.version_info[0:2] < (3, 10)
 
 browser_methods = {'GET', 'HEAD', 'POST'}
 
@@ -70,13 +70,13 @@ def get_egg(name, group):
     else:
         egg, entry_point = name, 'default'
 
-    if PY3_10:
-        from importlib.metadata import entry_points
-
-        (entry_point,) = entry_points().select(group=group, name=entry_point)
-    else:
+    if PY39:
         import pkg_resources
 
         return pkg_resources.load_entry_point(egg, group, entry_point)
+    else:
+        from importlib.metadata import entry_points
+
+        (entry_point,) = entry_points().select(group=group, name=entry_point)
 
     return entry_point.load()