Github user robertzk commented on a diff in the pull request:
https://github.com/apache/spark/pull/4840#discussion_r25966182
--- Diff: docs/programming-guide.md ---
@@ -1353,7 +1353,7 @@ data.map(x -> accum.add(x); f(x););
<div data-lang="python" markdown="1">
{% highlight python %}
accum = sc.accumulator(0)
-data.map(lambda x => acc.add(x); f(x))
+data.map(lambda x: acc.add(x) and f(x))
--- End diff --
I like the separate function; there really is no good way to write
multi-line lambdas in Python.
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