[ARROW-1893] [Python] test_primitive_serialization fails on Python 2.7.3

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 0.8.0
• Component/s: Python
• Labels: pull-request-available
• External issue URL: https://github.com/apache/arrow/issues/15633
• Assignee: Wes McKinney
• Reporter: Uwe Korn
• Created: 06/Dec/17 17:28
• Updated: 11/Jan/23 07:17
• Resolved: 07/Dec/17 16:01

Description

test_primitive_serialization fails on with the following error: Python 2.7.3

str = <memory at 0x44dff28>
 
     def loads(str):
 >       file = StringIO(str)
E       TypeError: expected read buffer, memoryview found

More context:

     def test_primitive_serialization(large_memory_map):
         with pa.memory_map(large_memory_map, mode="r+") as mmap:
             for obj in PRIMITIVE_OBJECTS:
                 serialization_roundtrip(obj, mmap)
>               serialization_roundtrip(obj, mmap, pa.pandas_serialization_context)

Issue Links

• links to: GitHub Pull Request #1398