commit 04971318f032caf8dc1c0de9489346d894409091
Author: John H. Palmieri <jhpalmieri64@gmail.com>
Date:   Wed Aug 31 14:22:26 2022 -0700

    trac 34465: fix invalid escape sequence in functions/special.py

diff --git a/src/sage/functions/special.py b/src/sage/functions/special.py
index 02596e49620..901f02f9bee 100644
--- a/src/sage/functions/special.py
+++ b/src/sage/functions/special.py
@@ -849,7 +849,7 @@ class EllipticF(BuiltinFunction):
     - :wikipedia:`Elliptic_integral#Incomplete_elliptic_integral_of_the_first_kind`
     """
     def __init__(self):
-        """
+        r"""
         EXAMPLES::
 
             sage: loads(dumps(elliptic_f))