Fix a typo in asyncio-dev.rst. (GH-10133)

"threadsafe"
(cherry picked from commit 4e3a53bceefe4803c08a025523d8658862cb31c0)

Co-authored-by: Benjamin Peterson <benjamin@python.org>

diff --git a/Doc/library/asyncio-dev.rst b/Doc/library/asyncio-dev.rst
index 5f926fceb22de56e95aec1e9bf8cb5a06481483c..b728803619297968d9c57fb4f2b8a5e34566de2e 100644 (file)
--- a/Doc/library/asyncio-dev.rst
+++ b/Doc/library/asyncio-dev.rst
@@ -50,7 +50,7 @@ When the debug mode is enabled:
   <asyncio-coroutine-not-scheduled>` and logs them; this mitigates
   the "forgotten await" pitfall.
 
-* Many non-treadsafe asyncio APIs (such as :meth:`loop.call_soon` and
+* Many non-threadsafe asyncio APIs (such as :meth:`loop.call_soon` and
   :meth:`loop.call_at` methods) raise an exception if they are called
   from a wrong thread.