john-bodley commented on a change in pull request #4834: Load async sql lab
results early for Presto
URL:
https://github.com/apache/incubator-superset/pull/4834#discussion_r183947742
##########
File path: superset/utils.py
##########
@@ -836,3 +881,16 @@ def ensure_path_exists(path):
except OSError as exc:
if not (os.path.isdir(path) and exc.errno == errno.EEXIST):
raise
+
+
+def prefetch_key(key):
+ # given a key, this returns the location of the prefetched key
+ return '{}_prefetch'.format(key)
+
+
+def is_prefetch_key(key):
+ return key.endswith('_prefetch')
+
+
+def get_original_key(prefetch_key):
+ return prefetch_key[:-9]
Review comment:
Seems a tad brittle.
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