From ff207e6703d1533441fb69464913066d68bfc141 Mon Sep 17 00:00:00 2001
From: Wes McKinney <wesm+git@apache.org>
Date: Mon, 30 Sep 2019 11:57:42 -0500
Subject: [PATCH] More robust python3 checking

---
 dev/release/download_rc_binaries.py | 24 +++++++++++++-----------
 1 file changed, 13 insertions(+), 11 deletions(-)

diff --git a/dev/release/download_rc_binaries.py b/dev/release/download_rc_binaries.py
index e6136f3ede258..01ab2c468eaf6 100644
--- a/dev/release/download_rc_binaries.py
+++ b/dev/release/download_rc_binaries.py
@@ -17,19 +17,21 @@
 # limitations under the License.
 #
 
-import argparse
-import concurrent.futures as cf
-import functools
-import hashlib
-import json
-import os
-import subprocess
 import sys
-import urllib.request
 
-
-if sys.version_info.major < 3:
-    raise Exception("Please use Python 3 to run this script")
+try:
+    import argparse
+    import concurrent.futures as cf
+    import functools
+    import hashlib
+    import json
+    import os
+    import subprocess
+    import urllib.request
+except ImportError:
+    if sys.version_info.major < 3:
+        raise Exception("Please use Python 3 to run this script")
+    raise
 
 
 BINTRAY_API_ROOT = "https://bintray.com/api/v1"