Answers for "how to get output from python"

python execute shell command and get output

import subprocess
process = subprocess.Popen(['echo', 'More output'],
                     stdout=subprocess.PIPE, 
                     stderr=subprocess.PIPE)
stdout, stderr = process.communicate()
stdout, stderr

python get output

>out = subprocess.Popen(['wc', '-l', 'my_text_file.txt'], 
           stdout=subprocess.PIPE, 
           stderr=subprocess.STDOUT)

output something in python

print("Hello World!")

>>> Hello World!