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Install packages

Install python packages (pip install)

Install pip package manager

# install pip on Ubuntu/Linux command line
sudo apt-get install python-pip

# get latest version of the pip package installer
python -m pip install --upgrade pip

Install package NumPy

# standard system-wide installation
python -m pip install numpy

# alternatively: install local user version
#  doesn’t require root admin permissions
pip install --user  numpy
# add to your .bashrc file (path to local installation)
export PATH="$PATH:/home/myUserName/.local/bin"


Get installed package version & location (Linux/Ubuntu command line)

pip show numpy   
 Name: numpy
 Version: 1.13.3
 Summary: NumPy: array processing for numbers, strings, records, and objects.
 Home-page: http://www.numpy.org
 Author: NumPy Developers
 Author-email: numpy-discussion@python.org
 License: BSD
 Location: /usr/lib/python2.7/dist-packages

Get installed package version & location (within Python)

# start Python
python

# get package version
import numpy
print(numpy.__version__)
   1.13.3

import matplotlib
print(matplotlib.__version__)
   2.2.4

# get package location
from distutils.sysconfig import get_python_lib
print(get_python_lib())
  /usr/lib/python2.7/dist-packages