#! /usr/bin/env python3

import array
import fcntl
import termios
import os

def get_term_res():
    buf = array.array('H', [0, 0, 0, 0])
    fcntl.ioctl(1, termios.TIOCGWINSZ, buf)
    return buf[2], buf[3]

def get_term_dimensions():
    return os.get_terminal_size()

x_px, y_px = get_term_res()
size = get_term_dimensions()
x_cell, y_cell = size.columns, size.lines

print('width : {}, height: {}'.format(x_px / float(x_cell), y_px / float(y_cell)))