Issue #28104: More accurately document set method signatures
diff --git a/Doc/library/stdtypes.rst b/Doc/library/stdtypes.rst
index 2996eef..dac992a 100644
--- a/Doc/library/stdtypes.rst
+++ b/Doc/library/stdtypes.rst
@@ -3866,17 +3866,17 @@
Test whether the set is a proper superset of *other*, that is, ``set >=
other and set != other``.
- .. method:: union(other, ...)
+ .. method:: union(*others)
set | other | ...
Return a new set with elements from the set and all others.
- .. method:: intersection(other, ...)
+ .. method:: intersection(*others)
set & other & ...
Return a new set with elements common to the set and all others.
- .. method:: difference(other, ...)
+ .. method:: difference(*others)
set - other - ...
Return a new set with elements in the set that are not in the others.
@@ -3926,17 +3926,17 @@
The following table lists operations available for :class:`set` that do not
apply to immutable instances of :class:`frozenset`:
- .. method:: update(other, ...)
+ .. method:: update(*others)
set |= other | ...
Update the set, adding elements from all others.
- .. method:: intersection_update(other, ...)
+ .. method:: intersection_update(*others)
set &= other & ...
Update the set, keeping only elements found in it and all others.
- .. method:: difference_update(other, ...)
+ .. method:: difference_update(*others)
set -= other | ...
Update the set, removing elements found in others.