[ARROW-1076] [Python] Handle nanosecond timestamps more gracefully when writing to Parquet format

• Type: New Feature
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 0.4.0
• Fix Version/s: 0.6.0
• Component/s: Python
• External issue URL: https://github.com/apache/arrow/issues/16666
• Assignee: Wes McKinney
• Reporter: Wes McKinney
• Created: 30/May/17 20:08
• Updated: 11/Jan/23 07:12
• Resolved: 07/Aug/17 23:17

Description

For timestamps with that can be converted to micro or milliseconds without data loss, we should adopt a default behavior that does not require the timestamps_to_ms argument in RecordBatch.from_pandas.

Issue Links

• depends upon: PARQUET-1078 [C++] Add Arrow writer option to coerce timestamps to milliseconds or microseconds