add multi file

tensnsorflow/multi.py

@@ -14,7 +14,9 @@ def test():
     # ti.tidbMapDatabase("jerry_test")
 
     data = [(0, 18.0), (1, 19.0), (2, 8.0), (3, 5.0), (4, 2.2), (5, 9.2), (6, 14.4)]
-    df = spark.createDataFrame(data, ["id", "hour"]).rdd.map(lambda x:x[0]).collect()
+    df = spark.createDataFrame(data, ["id", "hour"])
+    df.show(6)
+    t = df.rdd.map(lambda x:x[0]).collect()
     print(df)
 
     # validate_date = spark.sql("select max(stat_date) from esmm_train_data").rdd.map(lambda x: str(x[0]))