git_pull_with_python_in_django.py

def git_pull(request):
    if request.GET.get('pass') != custom_key.pull_pass:
        return HttpResponse("Wrong Password")

    os.system('git checkout master')
    os.system('git pull origin master')
    with open('requirements.txt', 'r+') as f:
        text = f.read()
        text = text.replace('pkg_resources==0.0.0', '')
        f.seek(0)
        f.write(text)
        f.truncate()
    os.system('pip install -r requirements.txt')
    os.system('git stash')
    os.system('python manage.py migrate')
    child = pexpect.spawn('python manage.py collectstatic')
    child.expect('yes')
    child.sendline('yes')
    child.close()
    child = pexpect.spawn('sudo systemctl restart gunicorn')
    child.expect('password')
    child.sendline(custom_key.gunicorn_pass)
    child.close()