Github user viirya commented on a diff in the pull request:
https://github.com/apache/spark/pull/15659#discussion_r86286233
--- Diff: dev/run-pip-tests-2 ---
@@ -0,0 +1,94 @@
+#!/usr/bin/env bash
+
+#
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements. See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License. You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+# Stop on error
+set -e
+# Set nullglob for when we are checking existence based on globs
+shopt -s nullglob
+
+FWDIR="$(cd "`dirname $0`"/..; pwd)"
+cd "$FWDIR"
+# Some systems don't have pip or virtualenv - in those cases our tests
won't work.
+if ! hash virtualenv 2>/dev/null; then
+ echo "Missing virtualenv skipping pip installability tests."
+ exit 0
+fi
+if ! hash pip 2>/dev/null; then
+ echo "Missing pip, skipping pip installability tests."
+ exit 0
+fi
+
+if [ -d ~/.cache/pip/wheels/ ]; then
+ echo "Cleaning up pip wheel cache so we install the fresh package"
+ rm -rf ~/.cache/pip/wheels/
+fi
+
+# Figure out which Python execs we should test pip installation with
+PYTHON_EXECS=()
+if hash python 2>/dev/null; then
+ # We do this since we are testing with virtualenv and the default
virtual env python
+ # is in /usr/bin/python
+ PYTHON_EXECS+=('python')
+fi
+if hash python3 2>/dev/null; then
+ PYTHON_EXECS+=('python3')
+fi
+
+for python in "${PYTHON_EXECS[@]}"; do
+ echo "Testing pip installation with python $python"
+ # Create a temp directory for us to work in and save its name to a file
for cleanup
+ echo "Constucting virtual env for testing"
+ mktemp -d > ./virtual_env_temp_dir
+ VIRTUALENV_BASE=`cat ./virtual_env_temp_dir`
+ echo "Using $VIRTUALENV_BASE for virtualenv"
+ virtualenv --python=$python $VIRTUALENV_BASE
+ source $VIRTUALENV_BASE/bin/activate
+ # Upgrade pip
+ pip install --upgrade pip
--- End diff --
oh. nvm. `virtualenv` will take care of it.
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