Hi Anish,

It looks like a bug with old pip versions.  You can first upgrade pip using:

$ pip install -U pip

Then redo the "pip install" command for pyarrow.

If you can't upgrade pip, you can install Numpy separately first (using
"pip install numpy").

Regards

Antoine.


Le 02/04/2020 à 06:07, Anish Biswas a écrit :
> Hey Antoine,
> 
> I am getting a few complications by using what you said. It's attempting to 
> collect numpy>=1.14.0(from pyarrow) and I cross-checked it and isn't any .whl 
> file for numpy hosted there. The same case persists for six. Can you please 
> look into it?
> 
> Thanks,
> Anish Biswas
> 
> On 2020/03/30 16:15:53, Antoine Pitrou <solip...@pitrou.net> wrote: 
>> On Mon, 30 Mar 2020 15:17:02 -0000
>> Anish Biswas <anishbiswas...@gmail.com> wrote:
>>> Thanks! I'll probably build the Arrow Library from source. Thanks again!
>>
>> You should be able to get a nightly build using:
>>
>> $ pip install -U --extra-index-url \
>> https://pypi.fury.io/arrow-nightlies/ --pre pyarrow
>>
>> Regards
>>
>> Antoine.
>>
>>
>>

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