Remove unnecessary character from beginner's autograd example

sonnyding1 · sonnyding1 · commit c08690f7a26f · 2025-10-22T01:06:13.000-07:00
diff --git 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
 -------------------------------
 

Original file line number	Diff line number	Diff line change
`@@ -1,4 +1,4 @@`
`1`		`-r"""`
	`1`	`+"""`
`2`	`2`	`PyTorch: Tensors and autograd`
`3`	`3`	`-------------------------------`
`4`	`4`