diff --git a/python/example_robot_data/robots_loader.py b/python/example_robot_data/robots_loader.py
index 5eda2af0b96badc8583a548c04bfd87b3203d844..a4d7b620b13fc589c8a8c43d22aeb663f9bf04bb 100644
--- a/python/example_robot_data/robots_loader.py
+++ b/python/example_robot_data/robots_loader.py
@@ -11,23 +11,20 @@ pin.switchToNumpyArray()
 def getModelPath(subpath, printmsg=False):
     source = dirname(dirname(dirname(__file__)))  # top level source directory
     paths = [
-        join(
-            dirname(dirname(dirname(source))), "robots"
-        ),  # function called from "make release" in build/ dir
-        join(
-            dirname(source), "robots"
-        ),  # function called from a build/ dir inside top level source
-        join(source, "robots"),  # function called from top level source dir
+        # function called from "make release" in build/ dir
+        join(dirname(dirname(dirname(source))), "robots"),
+        # function called from a build/ dir inside top level source
+        join(dirname(source), "robots"),
+        # function called from top level source dir
+        join(source, "robots"),
     ]
     try:
         from .path import EXAMPLE_ROBOT_DATA_MODEL_DIR, EXAMPLE_ROBOT_DATA_SOURCE_DIR
 
-        paths.append(
-            EXAMPLE_ROBOT_DATA_MODEL_DIR
-        )  # function called from installed project
-        paths.append(
-            EXAMPLE_ROBOT_DATA_SOURCE_DIR
-        )  # function called from off-tree build dir
+        # function called from installed project
+        paths.append(EXAMPLE_ROBOT_DATA_MODEL_DIR)
+        # function called from off-tree build dir
+        paths.append(EXAMPLE_ROBOT_DATA_SOURCE_DIR)
     except ImportError:
         pass
     paths += [join(p, "../../../share/example-robot-data/robots") for p in sys.path]