srowen commented on a change in pull request #23736: [SPARK-26831][PYTHON]
bin/pyspark: eliminate use of hardcoded 'python' command and fix IPython
version check
URL: https://github.com/apache/spark/pull/23736#discussion_r254458444
##########
File path: bin/pyspark
##########
@@ -42,11 +42,10 @@ if [[ -z "$PYSPARK_DRIVER_PYTHON" ]]; then
PYSPARK_DRIVER_PYTHON="${PYSPARK_PYTHON:-"python"}"
fi
-WORKS_WITH_IPYTHON=$(python -c 'import sys; print(sys.version_info >= (2, 7,
0))')
-
# Determine the Python executable to use for the executors:
if [[ -z "$PYSPARK_PYTHON" ]]; then
- if [[ $PYSPARK_DRIVER_PYTHON == *ipython* && ! $WORKS_WITH_IPYTHON ]]; then
+ WORKS_WITH_IPYTHON=$(python -c 'import sys; print(sys.version_info >= (2, 7,
0))')
Review comment:
I think this is just obsolete, as Spark has required 2.7 for a while. More
goes wrong if you don't use 2.7, so, not much point in maintaining this extra
check.
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