client.py

#!/usr/bin/python           # This is client.py file

import socket               # Import socket module
#import time
import json
from Tkinter import *

s = socket.socket()         # Create a socket object
#host = '192.168.1.37'  # Get local machine name
host = 'raspberrypi.local'  # Get local machine name
port = 12345                # Reserve a port for your service.

s.connect((host, port))
run = False

TUNE_MESSAGE = 4

def show_values():
    msg = {
        'height': pitch.get(),
        'roll': roll.get(),
        'PR': PR.get(),
        'P': P.get(),
        'I': I.get(),
        'D': D.get(),
        'trim_x': trim_x.get(),
        'trim_y': trim_y.get(),
        'run': run}
    msg1 = json.dumps(msg)
    print msg1
    s.send(msg1)


def stop():
    global run
    run = False


def reset():
    s.send(json.dumps({'reset': True}))


def start():
    global run
    run = True

master = Tk()
pitch = Scale(master, from_=0, to=100, tickinterval=10)
PR = Scale(
    master,
    from_=0,
    to=500,
    tickinterval=100,
    label='P',
    orient=HORIZONTAL,
    length=600)
P = Scale(
    master,
    from_=0,
    to=500,
    tickinterval=100,
    label='P',
    orient=HORIZONTAL,
    length=600)
I = Scale(
    master,
    from_=0,
    to=500,
    tickinterval=100,
    label='I',
    resolution=0.01,
    orient=HORIZONTAL,
    length=600)
D = Scale(
    master,
    from_=0,
    to=500,
    tickinterval=100,
    label='D',
    orient=HORIZONTAL,
    length=600)
PR.set(0)
P.set(0)
I.set(0)
D.set(0)
PR.pack()
P.pack()
I.pack()
D.pack()
pitch.set(5)
pitch.pack()
roll = Scale(
    master,
    from_=0,
    to=100,
    length=600,
    tickinterval=10,
    orient=HORIZONTAL)
roll.set(5)
roll.pack()
trim_x = Scale(
    master,
    from_=-100,
    to=100,
    length=600,
    tickinterval=10,
    orient=HORIZONTAL)
trim_x.set(0)
trim_x.pack()
trim_y = Scale(
    master,
    from_=-100,
    to=100,
    length=600,
    tickinterval=10,
    orient=HORIZONTAL)
trim_y.set(0)
trim_y.pack()
Button(master, text='Show', command=show_values).pack()
Button(master, text='Stop', command=stop).pack()
Button(master, text='Reset', command=reset).pack()

mainloop()


s.close                     # Close the socket when done