[ARROW-2856] [Python/C++] Array constructor should not truncate floats when casting to int

• Type: Bug
• Status: Closed
• Priority: Minor
• Resolution: Not A Bug
• Affects Version/s: 0.9.0
• Fix Version/s: 0.10.0
• Component/s: Python
• External issue URL: https://github.com/apache/arrow/issues/19229
• Assignee: Unassigned
• Reporter: Florian Jetter
• Created: 16/Jul/18 15:45
• Updated: 11/Jan/23 07:23
• Resolved: 17/Jul/18 15:50

Description

I would expect the following code to raise instead of truncating the float

In [4]: pa.array([1.9], type=pa.int8())
Out[4]:
<pyarrow.lib.Int8Array object at 0x113455e58>
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