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https://www.lynda.com/Flask-tutorials/Flask/521231/529877-4.html

1- install python installer: pip

2- install virtualenv then install flask

1- install python installer: pip

https://pip.pypa.io/en/latest/installing.html#install-pip

http://en.wikipedia.org/wiki/Pip_%28package_manager%29

If not already install (usually)

wget https://bootstrap.pypa.io/get-pip.py

sudo python get-pip.py

Install pip ( ubuntu)

sudo apt-get install python-pip

2- install virtualenv then install flask

sudo pip install virtualenv

mkdir ./testflask

cd testflask

virtualenv venv

source ./venv/bin/activate

pip install flask   (no need for sudo )

Other installationm

https://stackoverflow.com/questions/34785690/execute-hello-world-with-flask-importerror-no-module-named-flask

Firefox Install:

apt-get install firefox

apt-get install xorg

firefox &

python myfile.py 

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List all dependencies:

onmylaptop@JKRIKER-T460:~/ansible$ sudo pip show ncclient

---

Name: ncclient

Version: 0.5.3

Location: /usr/local/lib/python2.7/dist-packages

Requires: setuptools, paramiko, lxml, six

if a package is missing:

sudo apt-get install python-lxml

or

sudo pip install lxml

http://lxml.de/installation.html