diff options
Diffstat (limited to 'python/pyspark/resultiterable.py')
-rw-r--r-- | python/pyspark/resultiterable.py | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/python/pyspark/resultiterable.py b/python/pyspark/resultiterable.py new file mode 100644 index 0000000000..7f418f8d2e --- /dev/null +++ b/python/pyspark/resultiterable.py @@ -0,0 +1,33 @@ +# +# 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) |