Github user vanzin commented on a diff in the pull request:
https://github.com/apache/incubator-livy/pull/112#discussion_r220259713
--- Diff: README.md ---
@@ -57,12 +57,8 @@ Required python packages for building Livy:
To run Livy, you will also need a Spark installation. You can get Spark
releases at
https://spark.apache.org/downloads.html.
-Livy requires at least Spark 1.6 and supports both Scala 2.10 and 2.11
builds of Spark, Livy
-will automatically pick repl dependencies through detecting the Scala
version of Spark.
-
-Livy also supports Spark 2.0+ for both interactive and batch submission,
you could seamlessly
-switch to different versions of Spark through ``SPARK_HOME``
configuration, without needing to
-rebuild Livy.
+Livy requires Spark 2.2 or 2.3. You can switch to a different version of
Spark by setting the
--- End diff --
The code explicitly leaves 2.4 out. In fact, even if it didn't, 2.4
wouldn't work because the REPL API has changed.
---
