bash-4.4# apk add --no-cache -X http://dl-cdn.alpinelinux.org/alpine/edge/testing py3-arrow
fetch http://dl-cdn.alpinelinux.org/alpine/edge/testing/x86_64/APKINDEX.tar.gz
fetch http://dl-cdn.alpinelinux.org/alpine/v3.9/main/x86_64/APKINDEX.tar.gz
fetch http://dl-cdn.alpinelinux.org/alpine/v3.9/community/x86_64/APKINDEX.tar.gz
(1/3) Installing py3-six (1.12.0-r0)
(2/3) Installing py3-dateutil (2.7.3-r0)
(3/3) Installing py3-arrow (0.15.4-r1)
OK: 778 MiB in 172 packages
bash-4.4# python3
Python 3.6.9 (default, Oct 17 2019, 11:10:22)
[GCC 8.3.0] on linux
Type "help", "copyright", "credits" or "license" for more information.
>>> import pyarrow
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
  File "/deps/arrow2/arrow/python/pyarrow/__init__.py", line 49, in <module>
    from pyarrow.lib import cpu_count, set_cpu_count
ModuleNotFoundError: No module named 'pyarrow.lib'
>>>