Use set function directly.
@@ -25,7 +25,6 @@ import calendar
import time
import six
import sys
-import sets
from os.path import join as pjoin
@@ -1496,7 +1495,7 @@ class ActionExecutionTailCommand(resource.ResourceCommand):
# We keep track of all the workflow executions which could contain children
# For simplicity, we simply keep track of all the execution ids which belong to a
# particular workflow
- workflow_execution_ids = sets.Set([parent_execution_id])
+ workflow_execution_ids = set([parent_execution_id])
# Retrieve parent execution object so we can keep track of any existing children
# executions (only applies to already running executions)
