1 files changed, 33 insertions, 0 deletions
diff --git a/python/pyspark/resultiterable.py b/python/pyspark/resultiterable.py
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+++ b/python/pyspark/resultiterable.py
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+#
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License.  You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+__all__ = ["ResultIterable"]
+
+import collections
+
+class ResultIterable(collections.Iterable):
+    """
+    A special result iterable. This is used because the standard iterator can not be pickled
+    """
+    def __init__(self, data):
+        self.data = data
+        self.index = 0
+        self.maxindex = len(data)
+    def __iter__(self):
+        return iter(self.data)
+    def __len__(self):
+        return len(self.data)