Fix atexitmodule doc (GH-21456)

diff --git a/Modules/atexitmodule.c b/Modules/atexitmodule.c
index 8cef64ceb9b6bffb584674d3fb782980c2524f41..fd47ddd7731c5d8ef219062e12f0c8da9dccb308 100644 (file)
--- a/Modules/atexitmodule.c
+++ b/Modules/atexitmodule.c
@@ -309,7 +309,7 @@ static PyMethodDef atexit_methods[] = {
 /* Initialization function. */
 
 PyDoc_STRVAR(atexit__doc__,
-"allow programmer to define multiple exit functions to be executed\
+"allow programmer to define multiple exit functions to be executed\n\
 upon normal program termination.\n\
 \n\
 Two public functions, register and unregister, are defined.\n\