Linux tool to move all windows from one monitor to another in a multi-monitor config

all_windows_monitor_switch

#!/usr/bin/env python3
#Based on script 2 from http://askubuntu.com/questions/597884/swap-windows-between-screens-in-dual-screen-mode/598038#598038
import subprocess
import sys

vec = sys.argv[1]

def get(cmd):
    return subprocess.check_output(["/bin/bash", "-c",  cmd]).decode("utf-8")

def get_shiftright(xr_output):
    lines = [l for l in xr_output.splitlines() if "+0+0" in l][0].split()
    return int([it for it in lines if "x" in it][0].split("x")[0])

def get_shiftleft(xr_output):
    lines = [l for l in xr_output.splitlines() if  "+0" in l and not "+0+0" in l][0].split()
    return -int([it for it in lines if "x" in it][0].split("x")[0])

def shift_windows():
    xr_output = get("xrandr")
    shift_r = get_shiftright(xr_output)
    shift_l = get_shiftleft(xr_output)
    w_data = [l.split() for l in get("wmctrl -lG").splitlines()]
    for w in w_data:
        props = get("xprop -id "+w[0])
        if vec == "right":
            check = (0 < int(w[2]) < shift_r, "_TYPE_NORMAL" in props, "TYPE_DIALOG" in props).count(True)
            shift = shift_r
        if vec == "left":
            check = (shift_r-shift_l > int(w[2]) >= shift_r , "_TYPE_NORMAL" in props, "TYPE_DIALOG" in props).count(True)
            shift = -shift_r
        if check == 2:
            command = "wmctrl -ir "+w[0]+" -e 0,"+(",").join([str(int(w[2])+shift), str(int(w[3])-28), w[4], w[5]])
            subprocess.Popen(["/bin/bash", "-c", command])
shift_windows()