Github user mrdrozdov commented on a diff in the pull request:
https://github.com/apache/spark/pull/5172#discussion_r32899327
--- Diff: ec2/spark_ec2.py ---
@@ -502,8 +502,10 @@ def launch_cluster(conn, opts, cluster_name):
if opts.additional_security_group in
(sg.name, sg.id)]
print "Launching instances..."
+ # Check if the AMI exists
try:
- image = conn.get_all_images(image_ids=[opts.ami])[0]
+ if conn.get_image(image_id=opts.ami) is None:
+ raise Exception()
--- End diff --
I would say not. The exception handling is hard to follow in this flow due
to the bug in boto.
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