Github user zasdfgbnm commented on a diff in the pull request:
https://github.com/apache/spark/pull/18444#discussion_r124531036
--- Diff: python/pyspark/sql/tests.py ---
@@ -2259,6 +2261,60 @@ def test_BinaryType_serialization(self):
df = self.spark.createDataFrame(data, schema=schema)
df.collect()
+ # test for SPARK-16542
+ def test_array_types(self):
+ int_types = set(['b', 'h', 'i', 'l'])
+ float_types = set(['f', 'd'])
+ unsupported_types = set(array.typecodes) - int_types - float_types
+
+ def collected(a):
+ row = Row(myarray=a)
+ rdd = self.sc.parallelize([row])
+ df = self.spark.createDataFrame(rdd)
+ return df.collect()[0]["myarray"][0]
+ # test whether pyspark can correctly handle int types
+ for t in int_types:
+ # test positive numbers
+ a = array.array(t, [1])
+ while True:
--- End diff --
Let me figure that out. This patch was more than a year ago and I forget
what was happening.
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