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DOC: Add column name metadata to spec #17769

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Oct 4, 2017
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DOC: Add column name metadata to spec #17769

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b49ff80
DOC: Add column name metadata to spec
cpcloud Oct 3, 2017
4efb7fa
Add column index dtypes
cpcloud Oct 4, 2017
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DOC: Add column name metadata to spec
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@cpcloud
cpcloud committed Oct 3, 2017
commit b49ff805845d4d2c9f4468179db586a2e61997a7
2 changes: 2 additions & 0 deletions doc/source/developer.rst
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Expand Up @@ -45,6 +45,7 @@ So that a ``pandas.DataFrame`` can be faithfully reconstructed, we store a
.. code-block:: text

{'index_columns': ['__index_level_0__', '__index_level_1__', ...],
'column_index_names': [<column index level name 0>, <column index level name 1>, ...],
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should also store: columns_index_dtypes to faithfully restore the dtypes as well

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this one to?

'columns': [<c0>, <c1>, ...],
'pandas_version': $VERSION}

Expand Down Expand Up @@ -106,6 +107,7 @@ As an example of fully-formed metadata:
.. code-block:: text

{'index_columns': ['__index_level_0__'],
'column_index_names': [None],
'columns': [
{'name': 'c0',
'pandas_type': 'int8',
Expand Down