[New-bugs-announce] [issue40573] inspect.iscorutinefunction() returns False for unittest.mock.AsyncMock instances

[Moriyoshi Koizumi]

New submission from Moriyoshi Koizumi <mozo+python at mozo.jp>:

inspect.iscoroutinefunction() returns False for unittest.mock.AsyncMock instances while asyncio.iscoroutinefunction() returns True.

```
>>> import unittest.mock
>>> import inspect
>>> import asyncio
>>> inspect.iscoroutinefunction(unittest.mock.AsyncMock())
False
>>> asyncio.iscoroutinefunction(unittest.mock.AsyncMock())
True
```

Confirmed with 3.8.2 and 3.9dev

----------
components: Tests
messages: 368497
nosy: moriyoshi
priority: normal
severity: normal
status: open
title: inspect.iscorutinefunction() returns False for unittest.mock.AsyncMock instances
type: behavior
versions: Python 3.8, Python 3.9

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue40573>
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