From 1c0cf0aef4b43b875b0191fd6f8956c929694a1f Mon Sep 17 00:00:00 2001
From: Thomas Grainger <tagrain@gmail.com>
Date: Sat, 16 Jul 2022 17:44:21 +0100
Subject: [PATCH 1/4] support partials in asyncio.iscoroutinefunction

---
 Lib/asyncio/coroutines.py           |  7 +++++--
 Lib/test/test_asyncio/test_tasks.py | 20 +++++++++++++++++++-
 2 files changed, 24 insertions(+), 3 deletions(-)

diff --git a/Lib/asyncio/coroutines.py b/Lib/asyncio/coroutines.py
index 7fda0e449d500a..7bd5ba4ba92484 100644
--- a/Lib/asyncio/coroutines.py
+++ b/Lib/asyncio/coroutines.py
@@ -19,8 +19,11 @@ def _is_debug_mode():
 
 def iscoroutinefunction(func):
     """Return True if func is a decorated coroutine function."""
-    return (inspect.iscoroutinefunction(func) or
-            getattr(func, '_is_coroutine', None) is _is_coroutine)
+    return (
+        inspect.iscoroutinefunction(func)
+        or getattr(func, '_is_coroutine', None) is _is_coroutine
+        or getattr(functools._unwrap_partial(func), "_is_coroutine", None) is _is_coroutine
+    )
 
 
 # Prioritize native coroutine check to speed-up
diff --git a/Lib/test/test_asyncio/test_tasks.py b/Lib/test/test_asyncio/test_tasks.py
index bde4defdf0129e..31db756fc8bf5b 100644
--- a/Lib/test/test_asyncio/test_tasks.py
+++ b/Lib/test/test_asyncio/test_tasks.py
@@ -1644,9 +1644,27 @@ def fn1():
             yield
         self.assertFalse(asyncio.iscoroutinefunction(fn1))
 
-        async def fn2():
+        def fn2():
             pass
+
+        fn2._is_coroutine = asyncio.coroutines._is_coroutine
+
         self.assertTrue(asyncio.iscoroutinefunction(fn2))
+        self.assertTrue(asyncio.iscoroutinefunction(functools.partial(fn2)))
+        self.assertTrue(asyncio.iscoroutinefunction(functools.partial(functools.partial(fn2))))
+
+        async def async_fn():
+            pass
+
+        self.assertTrue(asyncio.iscoroutinefunction(afn2))
+
+        def sync_fn():
+            pass
+
+        partial_sync_fn = functools.partial(sync_fn)
+        partial_sync_fn._is_coroutine = asyncio.coroutines._is_coroutine
+
+        self.assertTrue(asyncio.iscoroutinefunction(partial_sync_fn))
 
         self.assertFalse(asyncio.iscoroutinefunction(mock.Mock()))
         self.assertTrue(asyncio.iscoroutinefunction(mock.AsyncMock()))

From 99c3e0ddd1373ffbfcae767d7c7cefb4510962b2 Mon Sep 17 00:00:00 2001
From: Thomas Grainger <tagrain@gmail.com>
Date: Sun, 17 Jul 2022 00:51:42 +0100
Subject: [PATCH 2/4] Update Lib/test/test_asyncio/test_tasks.py

---
 Lib/test/test_asyncio/test_tasks.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Lib/test/test_asyncio/test_tasks.py b/Lib/test/test_asyncio/test_tasks.py
index 31db756fc8bf5b..1e3dbeef5a7861 100644
--- a/Lib/test/test_asyncio/test_tasks.py
+++ b/Lib/test/test_asyncio/test_tasks.py
@@ -1656,7 +1656,7 @@ def fn2():
         async def async_fn():
             pass
 
-        self.assertTrue(asyncio.iscoroutinefunction(afn2))
+        self.assertTrue(asyncio.iscoroutinefunction(async_fn))
 
         def sync_fn():
             pass

From d398f4be3983d22944cda06570c7384b374b1f4a Mon Sep 17 00:00:00 2001
From: "blurb-it[bot]" <43283697+blurb-it[bot]@users.noreply.github.com>
Date: Sat, 16 Jul 2022 23:53:34 +0000
Subject: [PATCH 3/4] =?UTF-8?q?=F0=9F=93=9C=F0=9F=A4=96=20Added=20by=20blu?=
 =?UTF-8?q?rb=5Fit.?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../next/Library/2022-07-16-23-53-32.gh-issue-67707.GDOo7t.rst   | 1 +
 1 file changed, 1 insertion(+)
 create mode 100644 Misc/NEWS.d/next/Library/2022-07-16-23-53-32.gh-issue-67707.GDOo7t.rst

diff --git a/Misc/NEWS.d/next/Library/2022-07-16-23-53-32.gh-issue-67707.GDOo7t.rst b/Misc/NEWS.d/next/Library/2022-07-16-23-53-32.gh-issue-67707.GDOo7t.rst
new file mode 100644
index 00000000000000..c8f053774fe6f1
--- /dev/null
+++ b/Misc/NEWS.d/next/Library/2022-07-16-23-53-32.gh-issue-67707.GDOo7t.rst
@@ -0,0 +1 @@
+support partials of asyncio coroutine marked functions in asyncio.iscoroutinefunction

From 879299a6431d7ca8c2c6321e5451796d36af0a21 Mon Sep 17 00:00:00 2001
From: Thomas Grainger <tagrain@gmail.com>
Date: Sun, 17 Jul 2022 01:46:55 +0100
Subject: [PATCH 4/4] import functools for _unwrap_partial

---
 Lib/asyncio/coroutines.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Lib/asyncio/coroutines.py b/Lib/asyncio/coroutines.py
index 7bd5ba4ba92484..a20c9058eb8d2f 100644
--- a/Lib/asyncio/coroutines.py
+++ b/Lib/asyncio/coroutines.py
@@ -1,6 +1,7 @@
 __all__ = 'iscoroutinefunction', 'iscoroutine'
 
 import collections.abc
+import functools
 import inspect
 import os
 import sys