diff --git a/command.py b/command.py
index a6189ed6..8c31c184 100644
--- a/command.py
+++ b/command.py
@@ -476,8 +476,7 @@ class Command:
             top = self.manifest
         yield top
         if not opt.this_manifest_only:
-            for child in top.all_children:
-                yield child
+            yield from top.all_children
 
 
 class InteractiveCommand(Command):
diff --git a/manifest_xml.py b/manifest_xml.py
index d2217bb8..03925176 100644
--- a/manifest_xml.py
+++ b/manifest_xml.py
@@ -857,8 +857,7 @@ https://gerrit.googlesource.com/git-repo/+/HEAD/docs/manifest-format.md
         self._Load()
         outer = self._outer_client
         yield outer
-        for tree in outer.all_children:
-            yield tree
+        yield from outer.all_children
 
     @property
     def all_children(self):
@@ -867,8 +866,7 @@ https://gerrit.googlesource.com/git-repo/+/HEAD/docs/manifest-format.md
         for child in self._submanifests.values():
             if child.repo_client:
                 yield child.repo_client
-                for tree in child.repo_client.all_children:
-                    yield tree
+                yield from child.repo_client.all_children
 
     @property
     def path_prefix(self):
diff --git a/platform_utils.py b/platform_utils.py
index 2c48e622..d720a07e 100644
--- a/platform_utils.py
+++ b/platform_utils.py
@@ -193,10 +193,9 @@ def _walk_windows_impl(top, topdown, onerror, followlinks):
     for name in dirs:
         new_path = os.path.join(top, name)
         if followlinks or not islink(new_path):
-            for x in _walk_windows_impl(
+            yield from _walk_windows_impl(
                 new_path, topdown, onerror, followlinks
-            ):
-                yield x
+            )
     if not topdown:
         yield top, dirs, nondirs