ARROW-622: [Python] Add coerce_timestamps option to parquet.write_table, deprecate timestamps_to_ms argument #944
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Change-Id: I40e544677a78f0cd335b3c2a9aae4ace5c8def08
Change-Id: Id4fb68628b7f47a559907e1ac74e8f0241d0125f
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Triggered build now that PARQUET-1078 is merged |
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Travis CI build passed except for an idiosyncratic failure from the Travis CI cache |
cpcloud
reviewed
Aug 7, 2017
| elif self.coerce_timestamps == 'us': | ||
| props.coerce_timestamps(TimeUnit_MICRO) | ||
| elif self.coerce_timestamps is not None: | ||
| raise ValueError('Invalid value for coerce_timestamps: {0}' |
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I don't think this will bubble up unless you return an integer and set except <integer_error_value> in the signature
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good catch. if you have int return value and except -1 then I believe cython handles automatically returning -1 when you raise an exception
python/pyarrow/pandas_compat.py
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| @@ -250,6 +250,10 @@ def maybe_coerce_datetime64(values, dtype, type_, timestamps_to_ms=False): | |||
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| coerce_ms = timestamps_to_ms and values.dtype != 'datetime64[ms]' | |||
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| if timestamps_to_ms: | |||
| import warnings | |||
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This can probably just be at the top.
Change-Id: Iaccf8df44d30c9275d6d3c952a5b72dbcb943722
wesm
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Sep 7, 2017
xref pandas-dev/pandas#17438 this was not fully resolved in apache#944 Author: Jeff Reback <jeff@reback.net> Closes apache#1046 from jreback/warn and squashes the following commits: 382592f [Jeff Reback] deprecate timestamps_to_ms in .from_pandas()
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Requires PARQUET-1078 apache/parquet-cpp#380
cc @xhochy @fjetter @cpcloud, could you have a look. This needs to go into 0.6.0