[ARROW-2140] [Python] Conversion from Numpy float16 array unimplemented

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 0.8.0
• Fix Version/s: 0.10.0
• Component/s: Python
• Labels: pull-request-available
• External issue URL: https://github.com/apache/arrow/issues/18108
• Assignee: Antoine Pitrou
• Reporter: Antoine Pitrou
• Created: 12/Feb/18 18:27
• Updated: 11/Jan/23 07:19
• Resolved: 29/Mar/18 23:38

Description

>>> arr = np.array([1.5], dtype=np.float16)
>>> pa.array(arr, type=pa.float16())
Traceback (most recent call last):
  File "<ipython-input-6-e432e6663efb>", line 1, in <module>
    pa.array(arr)
  File "array.pxi", line 177, in pyarrow.lib.array
  File "array.pxi", line 84, in pyarrow.lib._ndarray_to_array
  File "public-api.pxi", line 158, in pyarrow.lib.pyarrow_wrap_array
KeyError: 10

Issue Links

• links to: GitHub Pull Request #1744