Github user andrewor14 commented on a diff in the pull request:
https://github.com/apache/spark/pull/2067#discussion_r16511219
--- Diff: python/pyspark/java_gateway.py ---
@@ -54,12 +54,18 @@ def preexec_func():
gateway_port = proc.stdout.readline()
gateway_port = int(gateway_port)
except ValueError:
+ # Grab the remaining lines of stdout
(stdout, _) = proc.communicate()
exit_code = proc.poll()
error_msg = "Launching GatewayServer failed"
error_msg += " with exit code %d! " % exit_code if exit_code
else "! "
--- End diff --
wait, when there's no exit code it looks like this, no?
```
Launching GatewayServer failed! (Warning: ...)
```
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