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  1. Apache Arrow
  2. ARROW-3928

[Python] Add option to deduplicate PyBytes / PyString / PyUnicode objects in Table.to_pandas conversion path

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      While hashing carries a performance penalty, the memory savings can be huge. See also ARROW-3911 – we should develop some reusable machinery for conversions that yield Python objects

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              wesm Wes McKinney
              wesm Wes McKinney
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