[ARROW-6227] [Python] pyarrow.array() shouldn't coerce np.nan to string

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 0.14.1
• Fix Version/s: 0.15.0
• Component/s: Python
• Labels: pull-request-available
• External issue URL: https://github.com/apache/arrow/issues/22615
• Assignee: Wes McKinney
• Reporter: Igor Yastrebov
• Created: 13/Aug/19 16:01
• Updated: 11/Jan/23 07:45
• Resolved: 23/Aug/19 14:26

Description

pa.array() by default regards np.nan as float value and fails on pa.array([np.nan, 'string']). It should also fail on pa.array(['string', np.nan]) instead of coercing it to null value.

Issue Links

• is related to: ARROW-4111 [Python] Create time types from Python sequences of integers
• links to: GitHub Pull Request #5150