[GTALUG] pip for Python3 installation issues on macOS (was python sweetness — The mysterious case of the Linux Page Table)

[Russell]

Forwarding this solution.


-------- Original Message --------
From: Russell <rreiter91 at gmail.com>
Sent: January 5, 2018 10:21:02 AM EST
To: R360 Design INC <r360design at gmail.com>
Subject: Re: [GTALUG] pip for Python3 installation issues on macOS (was python sweetness — The mysterious case of the Linux Page Table)

Nice step by step guide. Perhaps you should add it to the thread Myles forked. Did you hit reply all?

Cheers
Russell

On January 5, 2018 9:37:39 AM EST, R360 Design INC <r360design at gmail.com> wrote:
>Okay with the help of a more articulate guide
>(https://davidegerosa.com/installpython/), we were able to figure it
>out:
>
>Currently we have three versions of Python installed:
>2.7.10 (Native to Mac)
>2.7.13 (Homebrew)
>3.6.4 (Homebrew)
>
>To invoke PIP specific to the Python version, we had to use
>"python(x) -m PIP list"
>r360design.ca
>
>
>On Fri, Jan 5, 2018 at 9:11 AM, Russell <rreiter91 at gmail.com> wrote:
>>
>>
>> On January 5, 2018 8:59:13 AM EST, "Myles Braithwaite 👾 via talk"
><talk at gtalug.org> wrote:
>>>R360 Design INC via talk wrote:
>>>> Hi, Was wondering if we could squeeze in a question about Python
>>>> installation on OS X on this thread:
>>>>
>>>> To set up Python on Mac, we were advised to install the latest
>>>version
>>>> of Python 3.6.4 and PIP3 (According to the Hitchhiker's Guide to
>>>> Python
>http://docs.python-guide.org/en/latest/starting/install3/osx/)
>>>> . The installation folder is:
>>>>
>>>> MacBook-Pro: which python3
>>>> /usr/local/bin/python3
>>>>
>>>>
>>>> However, when we checked the package list, the packages are still
>>>> pointed at the Python 2.7 packages folder (the native version of
>>>> Python that ships with Mac). Is this correct or we need to
>re-install
>>>> the packages for Python 3.6.4 using PIP3?
>>>>
>>>> MacBook-Pro:bin owner$ pip3 show pandas
>>>> Name: pandas
>>>> Version: 0.22.0
>>>> Summary: Powerful data structures for data analysis, time
>series,and
>>>statistics
>>>> Home-page: http://pandas.pydata.org
>>>> Author: The PyData Development Team
>>>> Author-email: pydata at googlegroups.com
>>>> License: BSD
>>>> Location:
>>>/Library/Python/2.7/site-packages/pandas-0.22.0-py2.7-macosx-10.12-intel.egg
>>>> Requires: numpy, python-dateutil, pytz
>>>> MacBook-Pro:bin owner$ pip3 show six
>>>> Name: six
>>>> Version: 1.11.0
>>>> Summary: Python 2 and 3 compatibility utilities
>>>> Home-page: http://pypi.python.org/pypi/six/
>>>> Author: Benjamin Peterson
>>>> Author-email: benjamin at python.org
>>>> License: MIT
>>>> Location: /Library/Python/2.7/site-packages
>>>
>>>What does `pip3 --version` and `python3 -m pip show pip` show you?
>>>
>>>As an example mine shows:
>>>
>>>```
>>>$ pip3 --version
>>>pip 9.0.1 from /usr/local/lib/python3.6/site-packages (python 3.6)
>>>
>>>$ python3 -m pip show pip
>>>Name: pip
>>>Version: 9.0.1
>>>Summary: The PyPA recommended tool for installing Python packages.
>>>Home-page: https://pip.pypa.io/
>>>Author: The pip developers
>>>Author-email: python-virtualenv at groups.google.com
>>>License: MIT
>>>Location: /usr/local/lib/python3.6/site-packages
>>>Requires:
>>>```
>>>
>>>I think pip for Python3 wasn't installed correctly. You might want to
>>>try reinstalled pip, <https://pip.pypa.io/en/stable/installing/> with
>>>python3.
>>>
>>>Also it's generally best practice when replying to a thread in a
>>>mailing
>>>list with a new topic to change the subject like I did above. It
>helps
>>>the archiving of the mailing list so people can better browse.
>>
>> I'm not particularly familiar with OS-X but you also could check out
>these links. Homebrew apparently handles package management for easy
>upgrades.
>>
>>
>https://stackoverflow.com/questions/17271319/how-do-i-install-pip-on-macos-or-os-x
>>
>>
>http://docs.python-guide.org/en/latest/starting/install3/osx/#install3-osx
>>>---
>>>Talk Mailing List
>>>talk at gtalug.org
>>>https://gtalug.org/mailman/listinfo/talk
>>
>> --
>> Russell

-- 
Russell
-- 
Russell