Github user HyukjinKwon commented on a diff in the pull request:
https://github.com/apache/spark/pull/22782#discussion_r227173103
--- Diff: bin/docker-image-tool.sh ---
@@ -79,7 +79,7 @@ function build {
fi
# Verify that Spark has actually been built/is a runnable distribution
- #Â i.e. the Spark JARs that the Docker files will place into the image
are present
--- End diff --
It was more because non-breakable space was used instead instead of space.
It was in utf-8 but non ascii compatible.
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