diff --git a/data_prepare-0.py b/data_prepare-0.py
index 5fb8fe9..0b99758 100644
--- a/data_prepare-0.py
+++ b/data_prepare-0.py
@@ -37,7 +37,7 @@ if __name__ == "__main__":
 
     conf = SparkConf().setMaster("spark://master:7077").setAppName("als_movie")
     #连接到Spark独立集群的主节点（Master），地址为master:7077;任务名als_movie
-sc = SparkContext.getOrCreate(conf)
+    sc = SparkContext.getOrCreate(conf)
     sc.setLogLevel("ERROR")
 
     ratingsRDD, moviesRDD = init_rdds(sc)