BryanCutler

#!/usr/bin/env bash

#
# 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
#

BryanCutler

BryanCutler

BryanCutler

BryanCutler

class DataFrame(object):
    ...
    def asPandas(self):
        return ArrowDataFrame(self)
    
class ArrowDataFrame(object):
    """
    Wraps a Python DataFrame to group/winow then apply using``pandas.DataFrame``
    """

BryanCutler

import io.netty.buffer.ArrowBuf;

import org.apache.arrow.memory.BufferAllocator;
import org.apache.arrow.memory.RootAllocator;
import org.apache.arrow.vector.file.ArrowWriter;
import org.apache.arrow.vector.schema.ArrowFieldNode;
import org.apache.arrow.vector.schema.ArrowRecordBatch;
import org.apache.arrow.vector.types.pojo.Field;