redisgraph response can contain only statistics

Author: swilly22

redisgraph/client.py

@@ -129,10 +129,17 @@ def query(self, q):
         """
         Executes a query against the graph.
         """
+        statistics = None
+        result_set = None
         response = self.redis_con.execute_command("GRAPH.QUERY", self.name, q)
-        data = response[0]
-        statistics = response[1]
-        result_set = [res.decode().split(',') for res in data]
+
+        if len(response) == 1:
+            statistics = response[0]
+        else:
+            data = response[0]
+            statistics = response[1]
+            result_set = [res.decode().split(',') for res in data]
+
         return QueryResult(result_set, statistics)
 
     def execution_plan(self, query):

redisgraph/query_result.py

@@ -22,14 +22,15 @@ def __init__(self, result_set, statistics):
        3. Prints the statistics of the query.
     """
     def pretty_print(self):
-        tbl = PrettyTable(self.result_set[0])
-        for row in self.result_set[1:]:
-            tbl.add_row(row)
+        if self.result_set is not None:
+            tbl = PrettyTable(self.result_set[0])
+            for row in self.result_set[1:]:
+                tbl.add_row(row)
 
-        if len(self.result_set) == 1:
-            tbl.add_row(['No data returned.'])
+            if len(self.result_set) == 1:
+                tbl.add_row(['No data returned.'])
 
-        print(str(tbl) + '\n')
+            print(str(tbl) + '\n')
 
         for stat in self.statistics:
             print(stat)

setup.py

@@ -1,7 +1,7 @@
 from setuptools import setup, find_packages
 setup(
     name='redisgraph',
-    version='0.9',
+    version='1.0',
 
     description='RedisGraph Python Client',
     url='https://github.com/swilly22/redisgraph-py',