diff --git a/beginner_source/examples_autograd/polynomial_autograd.py b/beginner_source/examples_autograd/polynomial_autograd.py
index d33ca8bcb9..e7046cd313 100755
--- a/beginner_source/examples_autograd/polynomial_autograd.py
+++ b/beginner_source/examples_autograd/polynomial_autograd.py
@@ -1,4 +1,4 @@
-r"""
+"""
 PyTorch: Tensors and autograd
 -------------------------------