diff --git a/README.rst b/README.rst
index 0f37a9e..0beb1eb 100644
--- a/README.rst
+++ b/README.rst
@@ -233,9 +233,9 @@ enough; in these cases the powerful API of `argparse` is also available:
 
 .. code-block:: python
 
-    @arg("text", default="hello world", nargs="+", help="The message")
-    def echo(text: str) -> None:
-        print text
+    @arg("words", default="hello world", nargs="+", help="The message")
+    def echo(words: list[str]) -> str:
+        return " ".join(words)
 
 Please note that decorators will soon be fully replaced with annotations.
 
diff --git a/docs/source/subparsers.rst b/docs/source/subparsers.rst
index 54235b9..1960779 100644
--- a/docs/source/subparsers.rst
+++ b/docs/source/subparsers.rst
@@ -26,7 +26,7 @@ The equivalent code without `Argh` would be::
     bar_parser.set_defaults(function=bar)
 
     args = parser.parse_args()
-    print args.function(args)
+    print(args.function(args))
 
 Now consider this expression::
 
@@ -54,7 +54,7 @@ to write something like this (generic argparse API)::
     foo_quux_parser.set_defaults(function=quux)
 
     args = parser.parse_args()
-    print args.function(args)
+    print(args.function(args))
 
 .. note::
 
diff --git a/src/argh/dispatching.py b/src/argh/dispatching.py
index 784bf2e..ef413f6 100644
--- a/src/argh/dispatching.py
+++ b/src/argh/dispatching.py
@@ -527,13 +527,13 @@ class EntryPoint:
         app = EntryPoint("main", {"description": "This is a cool app"})
 
         @app
-        def ls() -> None:
+        def ls() -> Iterator[int]:
             for i in range(10):
-                print i
+                yield i
 
         @app
-        def greet() -> None:
-            print "hello"
+        def greet() -> str:
+            return "hello"
 
         if __name__ == "__main__":
             app()