high latency / timeout for api request during cache refresh

[sheridancbio]

After the cache refresh endpoint had been hit recently, the add_clinical_attribute_metadata_headers.py script failed due to some kind of error code coming back from the CDD api. We suspect a timed out request. This should not have happened according to the cache design.

cbioportal_importer@pipelines:/data/tools/python2.7> /data/tools/python2.7/bin/python /data/portal-cron/scripts/add_clinical_attribute_metadata_headers.py -s mskimpact_heme -f /tmp/data_clinical_hemepact_data_clinical.txt -m
Error code returned from CDD, aborting...