[Python-checkins] Fix astuple in dataclasses documentation (GH-9631)

[Eric V. Smith]

https://github.com/python/cpython/commit/508d8205121868ef24cca99f1f952558b1ff2f2e
commit: 508d8205121868ef24cca99f1f952558b1ff2f2e
branch: master
author: 방성범 (Bang Seongbeom) <bangseongbeom at hotmail.com>
committer: Eric V. Smith <ericvsmith at users.noreply.github.com>
date: 2018-09-29T06:50:31-04:00
summary:

Fix astuple in dataclasses documentation (GH-9631)

files:
M Doc/library/dataclasses.rst

diff --git a/Doc/library/dataclasses.rst b/Doc/library/dataclasses.rst
index acfd13a712b9..072a500d9f87 100644
--- a/Doc/library/dataclasses.rst
+++ b/Doc/library/dataclasses.rst
@@ -308,7 +308,7 @@ Module-level decorators, classes, and functions
 
    Raises :exc:`TypeError` if ``instance`` is not a dataclass instance.
 
-.. function:: astuple(*, tuple_factory=tuple)
+.. function:: astuple(instance, *, tuple_factory=tuple)
 
    Converts the dataclass ``instance`` to a tuple (by using the
    factory function ``tuple_factory``).  Each dataclass is converted