Return slowlog complexity info if available

based on redis#622

Author: ian28223

redis/client.py

@@ -400,17 +400,22 @@ def parse_zscan(response, **options):
 
 def parse_slowlog_get(response, **options):
     space = ' ' if options.get('decode_responses', False) else b' '
-    return [{
-        'id': item[0],
-        'start_time': int(item[1]),
-        'duration': int(item[2]),
-        'command':
-            # Redis Enterprise injects another entry at index [3], which has
-            # the complexity info (i.e. the value N in case the command has
-            # an O(N) complexity) instead of the command.
-            space.join(item[3]) if isinstance(item[3], list) else
-            space.join(item[4])
-    } for item in response]
+    def parse_item(item):
+        result = {
+            'id': item[0],
+            'start_time': int(item[1]),
+            'duration': int(item[2]),
+        }
+        # Redis Enterprise injects another entry at index [3], which has
+        # the complexity info (i.e. the value N in case the command has
+        # an O(N) complexity) instead of the command.
+        if isinstance(item[3], list):
+            result['command'] = space.join(item[3])
+        else:
+            result['complexity'] = item[3]
+            result['command'] = space.join(item[4])
+        return result
+    return [parse_item(item) for item in response]
 
 
 def parse_cluster_info(response, **options):