Improve tooltips for splitlines() by showing that the default for keepends is False.
diff --git a/Objects/bytearrayobject.c b/Objects/bytearrayobject.c
index 0360463..4ac0ae7 100644
--- a/Objects/bytearrayobject.c
+++ b/Objects/bytearrayobject.c
@@ -2649,7 +2649,7 @@
 }
 
 PyDoc_STRVAR(splitlines__doc__,
-"B.splitlines([keepends]) -> list of lines\n\
+"B.splitlines(keepends=False) -> list of lines\n\
 \n\
 Return a list of the lines in B, breaking at line boundaries.\n\
 Line breaks are not included in the resulting list unless keepends\n\