Repository: spark Updated Branches: refs/heads/master 55f553a97 -> 04e44b37c
http://git-wip-us.apache.org/repos/asf/spark/blob/04e44b37/python/pyspark/tests.py ---------------------------------------------------------------------- diff --git a/python/pyspark/tests.py b/python/pyspark/tests.py index ee67e80..75f39d9 100644 --- a/python/pyspark/tests.py +++ b/python/pyspark/tests.py @@ -19,8 +19,8 @@ Unit tests for PySpark; additional tests are implemented as doctests in individual modules. """ + from array import array -from fileinput import input from glob import glob import os import re @@ -45,6 +45,9 @@ if sys.version_info[:2] <= (2, 6): sys.exit(1) else: import unittest + if sys.version_info[0] >= 3: + xrange = range + basestring = str from pyspark.conf import SparkConf @@ -52,7 +55,9 @@ from pyspark.context import SparkContext from pyspark.rdd import RDD from pyspark.files import SparkFiles from pyspark.serializers import read_int, BatchedSerializer, MarshalSerializer, PickleSerializer, \ - CloudPickleSerializer, CompressedSerializer, UTF8Deserializer, NoOpSerializer + CloudPickleSerializer, CompressedSerializer, UTF8Deserializer, NoOpSerializer, \ + PairDeserializer, CartesianDeserializer, AutoBatchedSerializer, AutoSerializer, \ + FlattenedValuesSerializer from pyspark.shuffle import Aggregator, InMemoryMerger, ExternalMerger, ExternalSorter from pyspark import shuffle from pyspark.profiler import BasicProfiler @@ -81,7 +86,7 @@ class MergerTests(unittest.TestCase): def setUp(self): self.N = 1 << 12 self.l = [i for i in xrange(self.N)] - self.data = zip(self.l, self.l) + self.data = list(zip(self.l, self.l)) self.agg = Aggregator(lambda x: [x], lambda x, y: x.append(y) or x, lambda x, y: x.extend(y) or x) @@ -89,45 +94,45 @@ class MergerTests(unittest.TestCase): def test_in_memory(self): m = InMemoryMerger(self.agg) m.mergeValues(self.data) - self.assertEqual(sum(sum(v) for k, v in m.iteritems()), + self.assertEqual(sum(sum(v) for k, v in m.items()), sum(xrange(self.N))) m = InMemoryMerger(self.agg) - m.mergeCombiners(map(lambda (x, y): (x, [y]), self.data)) - self.assertEqual(sum(sum(v) for k, v in m.iteritems()), + m.mergeCombiners(map(lambda x_y: (x_y[0], [x_y[1]]), self.data)) + self.assertEqual(sum(sum(v) for k, v in m.items()), sum(xrange(self.N))) def test_small_dataset(self): m = ExternalMerger(self.agg, 1000) m.mergeValues(self.data) self.assertEqual(m.spills, 0) - self.assertEqual(sum(sum(v) for k, v in m.iteritems()), + self.assertEqual(sum(sum(v) for k, v in m.items()), sum(xrange(self.N))) m = ExternalMerger(self.agg, 1000) - m.mergeCombiners(map(lambda (x, y): (x, [y]), self.data)) + m.mergeCombiners(map(lambda x_y1: (x_y1[0], [x_y1[1]]), self.data)) self.assertEqual(m.spills, 0) - self.assertEqual(sum(sum(v) for k, v in m.iteritems()), + self.assertEqual(sum(sum(v) for k, v in m.items()), sum(xrange(self.N))) def test_medium_dataset(self): - m = ExternalMerger(self.agg, 30) + m = ExternalMerger(self.agg, 20) m.mergeValues(self.data) self.assertTrue(m.spills >= 1) - self.assertEqual(sum(sum(v) for k, v in m.iteritems()), + self.assertEqual(sum(sum(v) for k, v in m.items()), sum(xrange(self.N))) m = ExternalMerger(self.agg, 10) - m.mergeCombiners(map(lambda (x, y): (x, [y]), self.data * 3)) + m.mergeCombiners(map(lambda x_y2: (x_y2[0], [x_y2[1]]), self.data * 3)) self.assertTrue(m.spills >= 1) - self.assertEqual(sum(sum(v) for k, v in m.iteritems()), + self.assertEqual(sum(sum(v) for k, v in m.items()), sum(xrange(self.N)) * 3) def test_huge_dataset(self): - m = ExternalMerger(self.agg, 10, partitions=3) - m.mergeCombiners(map(lambda (k, v): (k, [str(v)]), self.data * 10)) + m = ExternalMerger(self.agg, 5, partitions=3) + m.mergeCombiners(map(lambda k_v: (k_v[0], [str(k_v[1])]), self.data * 10)) self.assertTrue(m.spills >= 1) - self.assertEqual(sum(len(v) for k, v in m.iteritems()), + self.assertEqual(sum(len(v) for k, v in m.items()), self.N * 10) m._cleanup() @@ -144,55 +149,55 @@ class MergerTests(unittest.TestCase): self.assertEqual(1, len(list(gen_gs(1)))) self.assertEqual(2, len(list(gen_gs(2)))) self.assertEqual(100, len(list(gen_gs(100)))) - self.assertEqual(range(1, 101), [k for k, _ in gen_gs(100)]) - self.assertTrue(all(range(k) == list(vs) for k, vs in gen_gs(100))) + self.assertEqual(list(range(1, 101)), [k for k, _ in gen_gs(100)]) + self.assertTrue(all(list(range(k)) == list(vs) for k, vs in gen_gs(100))) for k, vs in gen_gs(50002, 10000): self.assertEqual(k, len(vs)) - self.assertEqual(range(k), list(vs)) + self.assertEqual(list(range(k)), list(vs)) ser = PickleSerializer() l = ser.loads(ser.dumps(list(gen_gs(50002, 30000)))) for k, vs in l: self.assertEqual(k, len(vs)) - self.assertEqual(range(k), list(vs)) + self.assertEqual(list(range(k)), list(vs)) class SorterTests(unittest.TestCase): def test_in_memory_sort(self): - l = range(1024) + l = list(range(1024)) random.shuffle(l) sorter = ExternalSorter(1024) - self.assertEquals(sorted(l), list(sorter.sorted(l))) - self.assertEquals(sorted(l, reverse=True), list(sorter.sorted(l, reverse=True))) - self.assertEquals(sorted(l, key=lambda x: -x), list(sorter.sorted(l, key=lambda x: -x))) - self.assertEquals(sorted(l, key=lambda x: -x, reverse=True), - list(sorter.sorted(l, key=lambda x: -x, reverse=True))) + self.assertEqual(sorted(l), list(sorter.sorted(l))) + self.assertEqual(sorted(l, reverse=True), list(sorter.sorted(l, reverse=True))) + self.assertEqual(sorted(l, key=lambda x: -x), list(sorter.sorted(l, key=lambda x: -x))) + self.assertEqual(sorted(l, key=lambda x: -x, reverse=True), + list(sorter.sorted(l, key=lambda x: -x, reverse=True))) def test_external_sort(self): - l = range(1024) + l = list(range(1024)) random.shuffle(l) sorter = ExternalSorter(1) - self.assertEquals(sorted(l), list(sorter.sorted(l))) + self.assertEqual(sorted(l), list(sorter.sorted(l))) self.assertGreater(shuffle.DiskBytesSpilled, 0) last = shuffle.DiskBytesSpilled - self.assertEquals(sorted(l, reverse=True), list(sorter.sorted(l, reverse=True))) + self.assertEqual(sorted(l, reverse=True), list(sorter.sorted(l, reverse=True))) self.assertGreater(shuffle.DiskBytesSpilled, last) last = shuffle.DiskBytesSpilled - self.assertEquals(sorted(l, key=lambda x: -x), list(sorter.sorted(l, key=lambda x: -x))) + self.assertEqual(sorted(l, key=lambda x: -x), list(sorter.sorted(l, key=lambda x: -x))) self.assertGreater(shuffle.DiskBytesSpilled, last) last = shuffle.DiskBytesSpilled - self.assertEquals(sorted(l, key=lambda x: -x, reverse=True), - list(sorter.sorted(l, key=lambda x: -x, reverse=True))) + self.assertEqual(sorted(l, key=lambda x: -x, reverse=True), + list(sorter.sorted(l, key=lambda x: -x, reverse=True))) self.assertGreater(shuffle.DiskBytesSpilled, last) def test_external_sort_in_rdd(self): conf = SparkConf().set("spark.python.worker.memory", "1m") sc = SparkContext(conf=conf) - l = range(10240) + l = list(range(10240)) random.shuffle(l) - rdd = sc.parallelize(l, 10) - self.assertEquals(sorted(l), rdd.sortBy(lambda x: x).collect()) + rdd = sc.parallelize(l, 2) + self.assertEqual(sorted(l), rdd.sortBy(lambda x: x).collect()) sc.stop() @@ -200,11 +205,11 @@ class SerializationTestCase(unittest.TestCase): def test_namedtuple(self): from collections import namedtuple - from cPickle import dumps, loads + from pickle import dumps, loads P = namedtuple("P", "x y") p1 = P(1, 3) p2 = loads(dumps(p1, 2)) - self.assertEquals(p1, p2) + self.assertEqual(p1, p2) def test_itemgetter(self): from operator import itemgetter @@ -246,7 +251,7 @@ class SerializationTestCase(unittest.TestCase): ser = CloudPickleSerializer() out1 = sys.stderr out2 = ser.loads(ser.dumps(out1)) - self.assertEquals(out1, out2) + self.assertEqual(out1, out2) def test_func_globals(self): @@ -263,19 +268,36 @@ class SerializationTestCase(unittest.TestCase): def foo(): sys.exit(0) - self.assertTrue("exit" in foo.func_code.co_names) + self.assertTrue("exit" in foo.__code__.co_names) ser.dumps(foo) def test_compressed_serializer(self): ser = CompressedSerializer(PickleSerializer()) - from StringIO import StringIO + try: + from StringIO import StringIO + except ImportError: + from io import BytesIO as StringIO io = StringIO() ser.dump_stream(["abc", u"123", range(5)], io) io.seek(0) self.assertEqual(["abc", u"123", range(5)], list(ser.load_stream(io))) ser.dump_stream(range(1000), io) io.seek(0) - self.assertEqual(["abc", u"123", range(5)] + range(1000), list(ser.load_stream(io))) + self.assertEqual(["abc", u"123", range(5)] + list(range(1000)), list(ser.load_stream(io))) + io.close() + + def test_hash_serializer(self): + hash(NoOpSerializer()) + hash(UTF8Deserializer()) + hash(PickleSerializer()) + hash(MarshalSerializer()) + hash(AutoSerializer()) + hash(BatchedSerializer(PickleSerializer())) + hash(AutoBatchedSerializer(MarshalSerializer())) + hash(PairDeserializer(NoOpSerializer(), UTF8Deserializer())) + hash(CartesianDeserializer(NoOpSerializer(), UTF8Deserializer())) + hash(CompressedSerializer(PickleSerializer())) + hash(FlattenedValuesSerializer(PickleSerializer())) class PySparkTestCase(unittest.TestCase): @@ -340,7 +362,7 @@ class CheckpointTests(ReusedPySparkTestCase): self.assertTrue(flatMappedRDD.getCheckpointFile() is not None) recovered = self.sc._checkpointFile(flatMappedRDD.getCheckpointFile(), flatMappedRDD._jrdd_deserializer) - self.assertEquals([1, 2, 3, 4], recovered.collect()) + self.assertEqual([1, 2, 3, 4], recovered.collect()) class AddFileTests(PySparkTestCase): @@ -356,8 +378,7 @@ class AddFileTests(PySparkTestCase): def func(x): from userlibrary import UserClass return UserClass().hello() - self.assertRaises(Exception, - self.sc.parallelize(range(2)).map(func).first) + self.assertRaises(Exception, self.sc.parallelize(range(2)).map(func).first) log4j.LogManager.getRootLogger().setLevel(old_level) # Add the file, so the job should now succeed: @@ -372,7 +393,7 @@ class AddFileTests(PySparkTestCase): download_path = SparkFiles.get("hello.txt") self.assertNotEqual(path, download_path) with open(download_path) as test_file: - self.assertEquals("Hello World!\n", test_file.readline()) + self.assertEqual("Hello World!\n", test_file.readline()) def test_add_py_file_locally(self): # To ensure that we're actually testing addPyFile's effects, check that @@ -381,7 +402,7 @@ class AddFileTests(PySparkTestCase): from userlibrary import UserClass self.assertRaises(ImportError, func) path = os.path.join(SPARK_HOME, "python/test_support/userlibrary.py") - self.sc.addFile(path) + self.sc.addPyFile(path) from userlibrary import UserClass self.assertEqual("Hello World!", UserClass().hello()) @@ -391,7 +412,7 @@ class AddFileTests(PySparkTestCase): def func(): from userlib import UserClass self.assertRaises(ImportError, func) - path = os.path.join(SPARK_HOME, "python/test_support/userlib-0.1-py2.7.egg") + path = os.path.join(SPARK_HOME, "python/test_support/userlib-0.1.zip") self.sc.addPyFile(path) from userlib import UserClass self.assertEqual("Hello World from inside a package!", UserClass().hello()) @@ -427,8 +448,9 @@ class RDDTests(ReusedPySparkTestCase): tempFile = tempfile.NamedTemporaryFile(delete=True) tempFile.close() data.saveAsTextFile(tempFile.name) - raw_contents = ''.join(input(glob(tempFile.name + "/part-0000*"))) - self.assertEqual(x, unicode(raw_contents.strip(), "utf-8")) + raw_contents = b''.join(open(p, 'rb').read() + for p in glob(tempFile.name + "/part-0000*")) + self.assertEqual(x, raw_contents.strip().decode("utf-8")) def test_save_as_textfile_with_utf8(self): x = u"\u00A1Hola, mundo!" @@ -436,19 +458,20 @@ class RDDTests(ReusedPySparkTestCase): tempFile = tempfile.NamedTemporaryFile(delete=True) tempFile.close() data.saveAsTextFile(tempFile.name) - raw_contents = ''.join(input(glob(tempFile.name + "/part-0000*"))) - self.assertEqual(x, unicode(raw_contents.strip(), "utf-8")) + raw_contents = b''.join(open(p, 'rb').read() + for p in glob(tempFile.name + "/part-0000*")) + self.assertEqual(x, raw_contents.strip().decode('utf8')) def test_transforming_cartesian_result(self): # Regression test for SPARK-1034 rdd1 = self.sc.parallelize([1, 2]) rdd2 = self.sc.parallelize([3, 4]) cart = rdd1.cartesian(rdd2) - result = cart.map(lambda (x, y): x + y).collect() + result = cart.map(lambda x_y3: x_y3[0] + x_y3[1]).collect() def test_transforming_pickle_file(self): # Regression test for SPARK-2601 - data = self.sc.parallelize(["Hello", "World!"]) + data = self.sc.parallelize([u"Hello", u"World!"]) tempFile = tempfile.NamedTemporaryFile(delete=True) tempFile.close() data.saveAsPickleFile(tempFile.name) @@ -461,13 +484,13 @@ class RDDTests(ReusedPySparkTestCase): a = self.sc.textFile(path) result = a.cartesian(a).collect() (x, y) = result[0] - self.assertEqual("Hello World!", x.strip()) - self.assertEqual("Hello World!", y.strip()) + self.assertEqual(u"Hello World!", x.strip()) + self.assertEqual(u"Hello World!", y.strip()) def test_deleting_input_files(self): # Regression test for SPARK-1025 tempFile = tempfile.NamedTemporaryFile(delete=False) - tempFile.write("Hello World!") + tempFile.write(b"Hello World!") tempFile.close() data = self.sc.textFile(tempFile.name) filtered_data = data.filter(lambda x: True) @@ -510,21 +533,21 @@ class RDDTests(ReusedPySparkTestCase): jon = Person(1, "Jon", "Doe") jane = Person(2, "Jane", "Doe") theDoes = self.sc.parallelize([jon, jane]) - self.assertEquals([jon, jane], theDoes.collect()) + self.assertEqual([jon, jane], theDoes.collect()) def test_large_broadcast(self): N = 100000 data = [[float(i) for i in range(300)] for i in range(N)] bdata = self.sc.broadcast(data) # 270MB m = self.sc.parallelize(range(1), 1).map(lambda x: len(bdata.value)).sum() - self.assertEquals(N, m) + self.assertEqual(N, m) def test_multiple_broadcasts(self): N = 1 << 21 b1 = self.sc.broadcast(set(range(N))) # multiple blocks in JVM - r = range(1 << 15) + r = list(range(1 << 15)) random.shuffle(r) - s = str(r) + s = str(r).encode() checksum = hashlib.md5(s).hexdigest() b2 = self.sc.broadcast(s) r = list(set(self.sc.parallelize(range(10), 10).map( @@ -535,7 +558,7 @@ class RDDTests(ReusedPySparkTestCase): self.assertEqual(checksum, csum) random.shuffle(r) - s = str(r) + s = str(r).encode() checksum = hashlib.md5(s).hexdigest() b2 = self.sc.broadcast(s) r = list(set(self.sc.parallelize(range(10), 10).map( @@ -549,7 +572,7 @@ class RDDTests(ReusedPySparkTestCase): N = 1000000 data = [float(i) for i in xrange(N)] rdd = self.sc.parallelize(range(1), 1).map(lambda x: len(data)) - self.assertEquals(N, rdd.first()) + self.assertEqual(N, rdd.first()) # regression test for SPARK-6886 self.assertEqual(1, rdd.map(lambda x: (x, 1)).groupByKey().count()) @@ -590,15 +613,15 @@ class RDDTests(ReusedPySparkTestCase): # same total number of items, but different distributions a = self.sc.parallelize([2, 3], 2).flatMap(range) b = self.sc.parallelize([3, 2], 2).flatMap(range) - self.assertEquals(a.count(), b.count()) + self.assertEqual(a.count(), b.count()) self.assertRaises(Exception, lambda: a.zip(b).count()) def test_count_approx_distinct(self): rdd = self.sc.parallelize(range(1000)) - self.assertTrue(950 < rdd.countApproxDistinct(0.04) < 1050) - self.assertTrue(950 < rdd.map(float).countApproxDistinct(0.04) < 1050) - self.assertTrue(950 < rdd.map(str).countApproxDistinct(0.04) < 1050) - self.assertTrue(950 < rdd.map(lambda x: (x, -x)).countApproxDistinct(0.04) < 1050) + self.assertTrue(950 < rdd.countApproxDistinct(0.03) < 1050) + self.assertTrue(950 < rdd.map(float).countApproxDistinct(0.03) < 1050) + self.assertTrue(950 < rdd.map(str).countApproxDistinct(0.03) < 1050) + self.assertTrue(950 < rdd.map(lambda x: (x, -x)).countApproxDistinct(0.03) < 1050) rdd = self.sc.parallelize([i % 20 for i in range(1000)], 7) self.assertTrue(18 < rdd.countApproxDistinct() < 22) @@ -612,59 +635,59 @@ class RDDTests(ReusedPySparkTestCase): def test_histogram(self): # empty rdd = self.sc.parallelize([]) - self.assertEquals([0], rdd.histogram([0, 10])[1]) - self.assertEquals([0, 0], rdd.histogram([0, 4, 10])[1]) + self.assertEqual([0], rdd.histogram([0, 10])[1]) + self.assertEqual([0, 0], rdd.histogram([0, 4, 10])[1]) self.assertRaises(ValueError, lambda: rdd.histogram(1)) # out of range rdd = self.sc.parallelize([10.01, -0.01]) - self.assertEquals([0], rdd.histogram([0, 10])[1]) - self.assertEquals([0, 0], rdd.histogram((0, 4, 10))[1]) + self.assertEqual([0], rdd.histogram([0, 10])[1]) + self.assertEqual([0, 0], rdd.histogram((0, 4, 10))[1]) # in range with one bucket rdd = self.sc.parallelize(range(1, 5)) - self.assertEquals([4], rdd.histogram([0, 10])[1]) - self.assertEquals([3, 1], rdd.histogram([0, 4, 10])[1]) + self.assertEqual([4], rdd.histogram([0, 10])[1]) + self.assertEqual([3, 1], rdd.histogram([0, 4, 10])[1]) # in range with one bucket exact match - self.assertEquals([4], rdd.histogram([1, 4])[1]) + self.assertEqual([4], rdd.histogram([1, 4])[1]) # out of range with two buckets rdd = self.sc.parallelize([10.01, -0.01]) - self.assertEquals([0, 0], rdd.histogram([0, 5, 10])[1]) + self.assertEqual([0, 0], rdd.histogram([0, 5, 10])[1]) # out of range with two uneven buckets rdd = self.sc.parallelize([10.01, -0.01]) - self.assertEquals([0, 0], rdd.histogram([0, 4, 10])[1]) + self.assertEqual([0, 0], rdd.histogram([0, 4, 10])[1]) # in range with two buckets rdd = self.sc.parallelize([1, 2, 3, 5, 6]) - self.assertEquals([3, 2], rdd.histogram([0, 5, 10])[1]) + self.assertEqual([3, 2], rdd.histogram([0, 5, 10])[1]) # in range with two bucket and None rdd = self.sc.parallelize([1, 2, 3, 5, 6, None, float('nan')]) - self.assertEquals([3, 2], rdd.histogram([0, 5, 10])[1]) + self.assertEqual([3, 2], rdd.histogram([0, 5, 10])[1]) # in range with two uneven buckets rdd = self.sc.parallelize([1, 2, 3, 5, 6]) - self.assertEquals([3, 2], rdd.histogram([0, 5, 11])[1]) + self.assertEqual([3, 2], rdd.histogram([0, 5, 11])[1]) # mixed range with two uneven buckets rdd = self.sc.parallelize([-0.01, 0.0, 1, 2, 3, 5, 6, 11.0, 11.01]) - self.assertEquals([4, 3], rdd.histogram([0, 5, 11])[1]) + self.assertEqual([4, 3], rdd.histogram([0, 5, 11])[1]) # mixed range with four uneven buckets rdd = self.sc.parallelize([-0.01, 0.0, 1, 2, 3, 5, 6, 11.01, 12.0, 199.0, 200.0, 200.1]) - self.assertEquals([4, 2, 1, 3], rdd.histogram([0.0, 5.0, 11.0, 12.0, 200.0])[1]) + self.assertEqual([4, 2, 1, 3], rdd.histogram([0.0, 5.0, 11.0, 12.0, 200.0])[1]) # mixed range with uneven buckets and NaN rdd = self.sc.parallelize([-0.01, 0.0, 1, 2, 3, 5, 6, 11.01, 12.0, 199.0, 200.0, 200.1, None, float('nan')]) - self.assertEquals([4, 2, 1, 3], rdd.histogram([0.0, 5.0, 11.0, 12.0, 200.0])[1]) + self.assertEqual([4, 2, 1, 3], rdd.histogram([0.0, 5.0, 11.0, 12.0, 200.0])[1]) # out of range with infinite buckets rdd = self.sc.parallelize([10.01, -0.01, float('nan'), float("inf")]) - self.assertEquals([1, 2], rdd.histogram([float('-inf'), 0, float('inf')])[1]) + self.assertEqual([1, 2], rdd.histogram([float('-inf'), 0, float('inf')])[1]) # invalid buckets self.assertRaises(ValueError, lambda: rdd.histogram([])) @@ -674,25 +697,25 @@ class RDDTests(ReusedPySparkTestCase): # without buckets rdd = self.sc.parallelize(range(1, 5)) - self.assertEquals(([1, 4], [4]), rdd.histogram(1)) + self.assertEqual(([1, 4], [4]), rdd.histogram(1)) # without buckets single element rdd = self.sc.parallelize([1]) - self.assertEquals(([1, 1], [1]), rdd.histogram(1)) + self.assertEqual(([1, 1], [1]), rdd.histogram(1)) # without bucket no range rdd = self.sc.parallelize([1] * 4) - self.assertEquals(([1, 1], [4]), rdd.histogram(1)) + self.assertEqual(([1, 1], [4]), rdd.histogram(1)) # without buckets basic two rdd = self.sc.parallelize(range(1, 5)) - self.assertEquals(([1, 2.5, 4], [2, 2]), rdd.histogram(2)) + self.assertEqual(([1, 2.5, 4], [2, 2]), rdd.histogram(2)) # without buckets with more requested than elements rdd = self.sc.parallelize([1, 2]) buckets = [1 + 0.2 * i for i in range(6)] hist = [1, 0, 0, 0, 1] - self.assertEquals((buckets, hist), rdd.histogram(5)) + self.assertEqual((buckets, hist), rdd.histogram(5)) # invalid RDDs rdd = self.sc.parallelize([1, float('inf')]) @@ -702,15 +725,8 @@ class RDDTests(ReusedPySparkTestCase): # string rdd = self.sc.parallelize(["ab", "ac", "b", "bd", "ef"], 2) - self.assertEquals([2, 2], rdd.histogram(["a", "b", "c"])[1]) - self.assertEquals((["ab", "ef"], [5]), rdd.histogram(1)) - self.assertRaises(TypeError, lambda: rdd.histogram(2)) - - # mixed RDD - rdd = self.sc.parallelize([1, 4, "ab", "ac", "b"], 2) - self.assertEquals([1, 1], rdd.histogram([0, 4, 10])[1]) - self.assertEquals([2, 1], rdd.histogram(["a", "b", "c"])[1]) - self.assertEquals(([1, "b"], [5]), rdd.histogram(1)) + self.assertEqual([2, 2], rdd.histogram(["a", "b", "c"])[1]) + self.assertEqual((["ab", "ef"], [5]), rdd.histogram(1)) self.assertRaises(TypeError, lambda: rdd.histogram(2)) def test_repartitionAndSortWithinPartitions(self): @@ -718,31 +734,31 @@ class RDDTests(ReusedPySparkTestCase): repartitioned = rdd.repartitionAndSortWithinPartitions(2, lambda key: key % 2) partitions = repartitioned.glom().collect() - self.assertEquals(partitions[0], [(0, 5), (0, 8), (2, 6)]) - self.assertEquals(partitions[1], [(1, 3), (3, 8), (3, 8)]) + self.assertEqual(partitions[0], [(0, 5), (0, 8), (2, 6)]) + self.assertEqual(partitions[1], [(1, 3), (3, 8), (3, 8)]) def test_distinct(self): rdd = self.sc.parallelize((1, 2, 3)*10, 10) - self.assertEquals(rdd.getNumPartitions(), 10) - self.assertEquals(rdd.distinct().count(), 3) + self.assertEqual(rdd.getNumPartitions(), 10) + self.assertEqual(rdd.distinct().count(), 3) result = rdd.distinct(5) - self.assertEquals(result.getNumPartitions(), 5) - self.assertEquals(result.count(), 3) + self.assertEqual(result.getNumPartitions(), 5) + self.assertEqual(result.count(), 3) def test_external_group_by_key(self): - self.sc._conf.set("spark.python.worker.memory", "5m") + self.sc._conf.set("spark.python.worker.memory", "1m") N = 200001 kv = self.sc.parallelize(range(N)).map(lambda x: (x % 3, x)) gkv = kv.groupByKey().cache() self.assertEqual(3, gkv.count()) - filtered = gkv.filter(lambda (k, vs): k == 1) + filtered = gkv.filter(lambda kv: kv[0] == 1) self.assertEqual(1, filtered.count()) - self.assertEqual([(1, N/3)], filtered.mapValues(len).collect()) - self.assertEqual([(N/3, N/3)], + self.assertEqual([(1, N // 3)], filtered.mapValues(len).collect()) + self.assertEqual([(N // 3, N // 3)], filtered.values().map(lambda x: (len(x), len(list(x)))).collect()) result = filtered.collect()[0][1] - self.assertEqual(N/3, len(result)) - self.assertTrue(isinstance(result.data, shuffle.ExternalList)) + self.assertEqual(N // 3, len(result)) + self.assertTrue(isinstance(result.data, shuffle.ExternalListOfList)) def test_sort_on_empty_rdd(self): self.assertEqual([], self.sc.parallelize(zip([], [])).sortByKey().collect()) @@ -767,7 +783,7 @@ class RDDTests(ReusedPySparkTestCase): rdd = RDD(jrdd, self.sc, UTF8Deserializer()) self.assertEqual([u"a", None, u"b"], rdd.collect()) rdd = RDD(jrdd, self.sc, NoOpSerializer()) - self.assertEqual(["a", None, "b"], rdd.collect()) + self.assertEqual([b"a", None, b"b"], rdd.collect()) def test_multiple_python_java_RDD_conversions(self): # Regression test for SPARK-5361 @@ -813,14 +829,14 @@ class RDDTests(ReusedPySparkTestCase): self.sc.setJobGroup("test3", "test", True) d = sorted(parted.cogroup(parted).collect()) self.assertEqual(10, len(d)) - self.assertEqual([[0], [0]], map(list, d[0][1])) + self.assertEqual([[0], [0]], list(map(list, d[0][1]))) jobId = tracker.getJobIdsForGroup("test3")[0] self.assertEqual(2, len(tracker.getJobInfo(jobId).stageIds)) self.sc.setJobGroup("test4", "test", True) d = sorted(parted.cogroup(rdd).collect()) self.assertEqual(10, len(d)) - self.assertEqual([[0], [0]], map(list, d[0][1])) + self.assertEqual([[0], [0]], list(map(list, d[0][1]))) jobId = tracker.getJobIdsForGroup("test4")[0] self.assertEqual(3, len(tracker.getJobInfo(jobId).stageIds)) @@ -906,6 +922,7 @@ class InputFormatTests(ReusedPySparkTestCase): ReusedPySparkTestCase.tearDownClass() shutil.rmtree(cls.tempdir.name) + @unittest.skipIf(sys.version >= "3", "serialize array of byte") def test_sequencefiles(self): basepath = self.tempdir.name ints = sorted(self.sc.sequenceFile(basepath + "/sftestdata/sfint/", @@ -954,15 +971,16 @@ class InputFormatTests(ReusedPySparkTestCase): en = [(1, None), (1, None), (2, None), (2, None), (2, None), (3, None)] self.assertEqual(nulls, en) - maps = sorted(self.sc.sequenceFile(basepath + "/sftestdata/sfmap/", - "org.apache.hadoop.io.IntWritable", - "org.apache.hadoop.io.MapWritable").collect()) + maps = self.sc.sequenceFile(basepath + "/sftestdata/sfmap/", + "org.apache.hadoop.io.IntWritable", + "org.apache.hadoop.io.MapWritable").collect() em = [(1, {}), (1, {3.0: u'bb'}), (2, {1.0: u'aa'}), (2, {1.0: u'cc'}), (3, {2.0: u'dd'})] - self.assertEqual(maps, em) + for v in maps: + self.assertTrue(v in em) # arrays get pickled to tuples by default tuples = sorted(self.sc.sequenceFile( @@ -1089,8 +1107,8 @@ class InputFormatTests(ReusedPySparkTestCase): def test_binary_files(self): path = os.path.join(self.tempdir.name, "binaryfiles") os.mkdir(path) - data = "short binary data" - with open(os.path.join(path, "part-0000"), 'w') as f: + data = b"short binary data" + with open(os.path.join(path, "part-0000"), 'wb') as f: f.write(data) [(p, d)] = self.sc.binaryFiles(path).collect() self.assertTrue(p.endswith("part-0000")) @@ -1103,7 +1121,7 @@ class InputFormatTests(ReusedPySparkTestCase): for i in range(100): f.write('%04d' % i) result = self.sc.binaryRecords(path, 4).map(int).collect() - self.assertEqual(range(100), result) + self.assertEqual(list(range(100)), result) class OutputFormatTests(ReusedPySparkTestCase): @@ -1115,6 +1133,7 @@ class OutputFormatTests(ReusedPySparkTestCase): def tearDown(self): shutil.rmtree(self.tempdir.name, ignore_errors=True) + @unittest.skipIf(sys.version >= "3", "serialize array of byte") def test_sequencefiles(self): basepath = self.tempdir.name ei = [(1, u'aa'), (1, u'aa'), (2, u'aa'), (2, u'bb'), (2, u'bb'), (3, u'cc')] @@ -1155,8 +1174,9 @@ class OutputFormatTests(ReusedPySparkTestCase): (2, {1.0: u'cc'}), (3, {2.0: u'dd'})] self.sc.parallelize(em).saveAsSequenceFile(basepath + "/sfmap/") - maps = sorted(self.sc.sequenceFile(basepath + "/sfmap/").collect()) - self.assertEqual(maps, em) + maps = self.sc.sequenceFile(basepath + "/sfmap/").collect() + for v in maps: + self.assertTrue(v, em) def test_oldhadoop(self): basepath = self.tempdir.name @@ -1168,12 +1188,13 @@ class OutputFormatTests(ReusedPySparkTestCase): "org.apache.hadoop.mapred.SequenceFileOutputFormat", "org.apache.hadoop.io.IntWritable", "org.apache.hadoop.io.MapWritable") - result = sorted(self.sc.hadoopFile( + result = self.sc.hadoopFile( basepath + "/oldhadoop/", "org.apache.hadoop.mapred.SequenceFileInputFormat", "org.apache.hadoop.io.IntWritable", - "org.apache.hadoop.io.MapWritable").collect()) - self.assertEqual(result, dict_data) + "org.apache.hadoop.io.MapWritable").collect() + for v in result: + self.assertTrue(v, dict_data) conf = { "mapred.output.format.class": "org.apache.hadoop.mapred.SequenceFileOutputFormat", @@ -1183,12 +1204,13 @@ class OutputFormatTests(ReusedPySparkTestCase): } self.sc.parallelize(dict_data).saveAsHadoopDataset(conf) input_conf = {"mapred.input.dir": basepath + "/olddataset/"} - old_dataset = sorted(self.sc.hadoopRDD( + result = self.sc.hadoopRDD( "org.apache.hadoop.mapred.SequenceFileInputFormat", "org.apache.hadoop.io.IntWritable", "org.apache.hadoop.io.MapWritable", - conf=input_conf).collect()) - self.assertEqual(old_dataset, dict_data) + conf=input_conf).collect() + for v in result: + self.assertTrue(v, dict_data) def test_newhadoop(self): basepath = self.tempdir.name @@ -1223,6 +1245,7 @@ class OutputFormatTests(ReusedPySparkTestCase): conf=input_conf).collect()) self.assertEqual(new_dataset, data) + @unittest.skipIf(sys.version >= "3", "serialize of array") def test_newhadoop_with_array(self): basepath = self.tempdir.name # use custom ArrayWritable types and converters to handle arrays @@ -1303,7 +1326,7 @@ class OutputFormatTests(ReusedPySparkTestCase): basepath = self.tempdir.name x = range(1, 5) y = range(1001, 1005) - data = zip(x, y) + data = list(zip(x, y)) rdd = self.sc.parallelize(x).zip(self.sc.parallelize(y)) rdd.saveAsSequenceFile(basepath + "/reserialize/sequence") result1 = sorted(self.sc.sequenceFile(basepath + "/reserialize/sequence").collect()) @@ -1354,7 +1377,7 @@ class DaemonTests(unittest.TestCase): sock = socket(AF_INET, SOCK_STREAM) sock.connect(('127.0.0.1', port)) # send a split index of -1 to shutdown the worker - sock.send("\xFF\xFF\xFF\xFF") + sock.send(b"\xFF\xFF\xFF\xFF") sock.close() return True @@ -1395,7 +1418,6 @@ class DaemonTests(unittest.TestCase): class WorkerTests(PySparkTestCase): - def test_cancel_task(self): temp = tempfile.NamedTemporaryFile(delete=True) temp.close() @@ -1410,7 +1432,7 @@ class WorkerTests(PySparkTestCase): # start job in background thread def run(): - self.sc.parallelize(range(1)).foreach(sleep) + self.sc.parallelize(range(1), 1).foreach(sleep) import threading t = threading.Thread(target=run) t.daemon = True @@ -1419,7 +1441,8 @@ class WorkerTests(PySparkTestCase): daemon_pid, worker_pid = 0, 0 while True: if os.path.exists(path): - data = open(path).read().split(' ') + with open(path) as f: + data = f.read().split(' ') daemon_pid, worker_pid = map(int, data) break time.sleep(0.1) @@ -1455,7 +1478,7 @@ class WorkerTests(PySparkTestCase): def test_after_jvm_exception(self): tempFile = tempfile.NamedTemporaryFile(delete=False) - tempFile.write("Hello World!") + tempFile.write(b"Hello World!") tempFile.close() data = self.sc.textFile(tempFile.name, 1) filtered_data = data.filter(lambda x: True) @@ -1577,12 +1600,12 @@ class SparkSubmitTests(unittest.TestCase): |from pyspark import SparkContext | |sc = SparkContext() - |print sc.parallelize([1, 2, 3]).map(lambda x: x * 2).collect() + |print(sc.parallelize([1, 2, 3]).map(lambda x: x * 2).collect()) """) proc = subprocess.Popen([self.sparkSubmit, script], stdout=subprocess.PIPE) out, err = proc.communicate() self.assertEqual(0, proc.returncode) - self.assertIn("[2, 4, 6]", out) + self.assertIn("[2, 4, 6]", out.decode('utf-8')) def test_script_with_local_functions(self): """Submit and test a single script file calling a global function""" @@ -1593,12 +1616,12 @@ class SparkSubmitTests(unittest.TestCase): | return x * 3 | |sc = SparkContext() - |print sc.parallelize([1, 2, 3]).map(foo).collect() + |print(sc.parallelize([1, 2, 3]).map(foo).collect()) """) proc = subprocess.Popen([self.sparkSubmit, script], stdout=subprocess.PIPE) out, err = proc.communicate() self.assertEqual(0, proc.returncode) - self.assertIn("[3, 6, 9]", out) + self.assertIn("[3, 6, 9]", out.decode('utf-8')) def test_module_dependency(self): """Submit and test a script with a dependency on another module""" @@ -1607,7 +1630,7 @@ class SparkSubmitTests(unittest.TestCase): |from mylib import myfunc | |sc = SparkContext() - |print sc.parallelize([1, 2, 3]).map(myfunc).collect() + |print(sc.parallelize([1, 2, 3]).map(myfunc).collect()) """) zip = self.createFileInZip("mylib.py", """ |def myfunc(x): @@ -1617,7 +1640,7 @@ class SparkSubmitTests(unittest.TestCase): stdout=subprocess.PIPE) out, err = proc.communicate() self.assertEqual(0, proc.returncode) - self.assertIn("[2, 3, 4]", out) + self.assertIn("[2, 3, 4]", out.decode('utf-8')) def test_module_dependency_on_cluster(self): """Submit and test a script with a dependency on another module on a cluster""" @@ -1626,7 +1649,7 @@ class SparkSubmitTests(unittest.TestCase): |from mylib import myfunc | |sc = SparkContext() - |print sc.parallelize([1, 2, 3]).map(myfunc).collect() + |print(sc.parallelize([1, 2, 3]).map(myfunc).collect()) """) zip = self.createFileInZip("mylib.py", """ |def myfunc(x): @@ -1637,7 +1660,7 @@ class SparkSubmitTests(unittest.TestCase): stdout=subprocess.PIPE) out, err = proc.communicate() self.assertEqual(0, proc.returncode) - self.assertIn("[2, 3, 4]", out) + self.assertIn("[2, 3, 4]", out.decode('utf-8')) def test_package_dependency(self): """Submit and test a script with a dependency on a Spark Package""" @@ -1646,14 +1669,14 @@ class SparkSubmitTests(unittest.TestCase): |from mylib import myfunc | |sc = SparkContext() - |print sc.parallelize([1, 2, 3]).map(myfunc).collect() + |print(sc.parallelize([1, 2, 3]).map(myfunc).collect()) """) self.create_spark_package("a:mylib:0.1") proc = subprocess.Popen([self.sparkSubmit, "--packages", "a:mylib:0.1", "--repositories", "file:" + self.programDir, script], stdout=subprocess.PIPE) out, err = proc.communicate() self.assertEqual(0, proc.returncode) - self.assertIn("[2, 3, 4]", out) + self.assertIn("[2, 3, 4]", out.decode('utf-8')) def test_package_dependency_on_cluster(self): """Submit and test a script with a dependency on a Spark Package on a cluster""" @@ -1662,7 +1685,7 @@ class SparkSubmitTests(unittest.TestCase): |from mylib import myfunc | |sc = SparkContext() - |print sc.parallelize([1, 2, 3]).map(myfunc).collect() + |print(sc.parallelize([1, 2, 3]).map(myfunc).collect()) """) self.create_spark_package("a:mylib:0.1") proc = subprocess.Popen([self.sparkSubmit, "--packages", "a:mylib:0.1", "--repositories", @@ -1670,7 +1693,7 @@ class SparkSubmitTests(unittest.TestCase): "local-cluster[1,1,512]", script], stdout=subprocess.PIPE) out, err = proc.communicate() self.assertEqual(0, proc.returncode) - self.assertIn("[2, 3, 4]", out) + self.assertIn("[2, 3, 4]", out.decode('utf-8')) def test_single_script_on_cluster(self): """Submit and test a single script on a cluster""" @@ -1681,7 +1704,7 @@ class SparkSubmitTests(unittest.TestCase): | return x * 2 | |sc = SparkContext() - |print sc.parallelize([1, 2, 3]).map(foo).collect() + |print(sc.parallelize([1, 2, 3]).map(foo).collect()) """) # this will fail if you have different spark.executor.memory # in conf/spark-defaults.conf @@ -1690,7 +1713,7 @@ class SparkSubmitTests(unittest.TestCase): stdout=subprocess.PIPE) out, err = proc.communicate() self.assertEqual(0, proc.returncode) - self.assertIn("[2, 4, 6]", out) + self.assertIn("[2, 4, 6]", out.decode('utf-8')) class ContextTests(unittest.TestCase): @@ -1765,7 +1788,7 @@ class SciPyTests(PySparkTestCase): def test_serialize(self): from scipy.special import gammaln x = range(1, 5) - expected = map(gammaln, x) + expected = list(map(gammaln, x)) observed = self.sc.parallelize(x).map(gammaln).collect() self.assertEqual(expected, observed) @@ -1786,11 +1809,11 @@ class NumPyTests(PySparkTestCase): if __name__ == "__main__": if not _have_scipy: - print "NOTE: Skipping SciPy tests as it does not seem to be installed" + print("NOTE: Skipping SciPy tests as it does not seem to be installed") if not _have_numpy: - print "NOTE: Skipping NumPy tests as it does not seem to be installed" + print("NOTE: Skipping NumPy tests as it does not seem to be installed") unittest.main() if not _have_scipy: - print "NOTE: SciPy tests were skipped as it does not seem to be installed" + print("NOTE: SciPy tests were skipped as it does not seem to be installed") if not _have_numpy: - print "NOTE: NumPy tests were skipped as it does not seem to be installed" + print("NOTE: NumPy tests were skipped as it does not seem to be installed") http://git-wip-us.apache.org/repos/asf/spark/blob/04e44b37/python/pyspark/worker.py ---------------------------------------------------------------------- diff --git a/python/pyspark/worker.py b/python/pyspark/worker.py index 452d6fa..fbdaf3a 100644 --- a/python/pyspark/worker.py +++ b/python/pyspark/worker.py @@ -18,6 +18,7 @@ """ Worker that receives input from Piped RDD. """ +from __future__ import print_function import os import sys import time @@ -37,9 +38,9 @@ utf8_deserializer = UTF8Deserializer() def report_times(outfile, boot, init, finish): write_int(SpecialLengths.TIMING_DATA, outfile) - write_long(1000 * boot, outfile) - write_long(1000 * init, outfile) - write_long(1000 * finish, outfile) + write_long(int(1000 * boot), outfile) + write_long(int(1000 * init), outfile) + write_long(int(1000 * finish), outfile) def add_path(path): @@ -72,6 +73,9 @@ def main(infile, outfile): for _ in range(num_python_includes): filename = utf8_deserializer.loads(infile) add_path(os.path.join(spark_files_dir, filename)) + if sys.version > '3': + import importlib + importlib.invalidate_caches() # fetch names and values of broadcast variables num_broadcast_variables = read_int(infile) @@ -106,14 +110,14 @@ def main(infile, outfile): except Exception: try: write_int(SpecialLengths.PYTHON_EXCEPTION_THROWN, outfile) - write_with_length(traceback.format_exc(), outfile) + write_with_length(traceback.format_exc().encode("utf-8"), outfile) except IOError: # JVM close the socket pass except Exception: # Write the error to stderr if it happened while serializing - print >> sys.stderr, "PySpark worker failed with exception:" - print >> sys.stderr, traceback.format_exc() + print("PySpark worker failed with exception:", file=sys.stderr) + print(traceback.format_exc(), file=sys.stderr) exit(-1) finish_time = time.time() report_times(outfile, boot_time, init_time, finish_time) http://git-wip-us.apache.org/repos/asf/spark/blob/04e44b37/python/run-tests ---------------------------------------------------------------------- diff --git a/python/run-tests b/python/run-tests index f3a07d8..ed3e819 100755 --- a/python/run-tests +++ b/python/run-tests @@ -66,7 +66,7 @@ function run_core_tests() { function run_sql_tests() { echo "Run sql tests ..." - run_test "pyspark/sql/types.py" + run_test "pyspark/sql/_types.py" run_test "pyspark/sql/context.py" run_test "pyspark/sql/dataframe.py" run_test "pyspark/sql/functions.py" @@ -136,6 +136,19 @@ run_mllib_tests run_ml_tests run_streaming_tests +# Try to test with Python 3 +if [ $(which python3.4) ]; then + export PYSPARK_PYTHON="python3.4" + echo "Testing with Python3.4 version:" + $PYSPARK_PYTHON --version + + run_core_tests + run_sql_tests + run_mllib_tests + run_ml_tests + run_streaming_tests +fi + # Try to test with PyPy if [ $(which pypy) ]; then export PYSPARK_PYTHON="pypy" http://git-wip-us.apache.org/repos/asf/spark/blob/04e44b37/python/test_support/userlib-0.1-py2.7.egg ---------------------------------------------------------------------- diff --git a/python/test_support/userlib-0.1-py2.7.egg b/python/test_support/userlib-0.1-py2.7.egg deleted file mode 100644 index 1674c9c..0000000 Binary files a/python/test_support/userlib-0.1-py2.7.egg and /dev/null differ http://git-wip-us.apache.org/repos/asf/spark/blob/04e44b37/python/test_support/userlib-0.1.zip ---------------------------------------------------------------------- diff --git a/python/test_support/userlib-0.1.zip b/python/test_support/userlib-0.1.zip new file mode 100644 index 0000000..496e134 Binary files /dev/null and b/python/test_support/userlib-0.1.zip differ --------------------------------------------------------------------- To unsubscribe, e-mail: commits-unsubscr...@spark.apache.org For additional commands, e-mail: commits-h...@spark.apache.org
