[beam] branch master updated: Add FlatMap() known issue to 2.40.0 blog (#22101)

[bh...@apache.org]

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bhulette pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/beam.git


The following commit(s) were added to refs/heads/master by this push:
     new cfa9f68cadf Add FlatMap(<builtin>) known issue to 2.40.0 blog (#22101)
cfa9f68cadf is described below

commit cfa9f68cadf165c4714bcfcf165adb5cec71c696
Author: Brian Hulette <bh...@google.com>
AuthorDate: Wed Jun 29 10:26:49 2022 -0700

    Add FlatMap(<builtin>) known issue to 2.40.0 blog (#22101)
    
    * Remove placeholder
    
    * Add known issue
---
 website/www/site/content/en/blog/beam-2.40.0.md | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/website/www/site/content/en/blog/beam-2.40.0.md b/website/www/site/content/en/blog/beam-2.40.0.md
index 8467b71d786..008bdf36a29 100644
--- a/website/www/site/content/en/blog/beam-2.40.0.md
+++ b/website/www/site/content/en/blog/beam-2.40.0.md
@@ -53,10 +53,18 @@ For more information on changes in 2.40.0 check out the [detailed release notes]
 * Default coder updated to compress sources used with `BoundedSourceAsSDFWrapperFn` and `UnboundedSourceAsSDFWrapper`.
 
 ## Bugfixes
-* Fixed X (Java/Python) ([BEAM-X](https://issues.apache.org/jira/browse/BEAM-X)).
+
 * Fixed Java expansion service to allow specific files to stage ([BEAM-14160](https://issues.apache.org/jira/browse/BEAM-14160)).
 * Fixed Elasticsearch connection when using both ssl and username/password (Java) ([BEAM-14000](https://issues.apache.org/jira/browse/BEAM-14000))
 
+## Known Issues
+
+* Python's ``beam.FlatMap`` will raise ``AttributeError:
+  'builtin_function_or_method' object has no attribute '__func__'`` when
+  constructed with some
+  [built-ins](https://docs.python.org/3/library/functions.html), like ``sum``
+  and ``len`` ([#22091](https://github.com/apache/beam/issues/22091)).
+
 ## List of Contributors
 
 According to git shortlog, the following people contributed to the 2.40.0 release. Thank you to all contributors!