Check if python module installed

is_module_installed.py

import subprocess

def is_python_module_installed(module):
	command = ['pip', 'list']
	p = PO( command, stdin=PIPE, stdout = PIPE, stderr = PIPE)
	output,err = p.communicate

	for module in output.decode('utf-8').splitlines(): 
		if module.split(' ')[0] == module:
			return True

	return False