volume.py

import pychromecast
import sys
import os
from time import sleep
try:
    import readline
except ImportError:
    import pyreadline as readline


hLine = "=" * 80
header = ""
about = "The One-Stop Shop for Annoying Your Fellow Google Cast Users"
with open("header", "rb") as headFile:
    header =  headFile.read().decode("UTF-16")

def cls():
    os.system('cls' if os.name == 'nt' else 'clear')

def printHeader():
    cls()
    print(hLine)
    [print(line.center(80)) for line in header.splitlines()]
    print(about.center(80))
    print(hLine,"\n")


def completer(text, state):
    options = [cmd for cmd in [cc.device.friendly_name for cc in l] if cmd.startswith(text)]
    if state < len(options):
        return options[state]
    else:
        return None

readline.parse_and_bind("tab: complete")
readline.set_completer(completer)    

printHeader()
print("Performing Discovery for Cast Devices...")
l = (pychromecast.get_chromecasts())

# It's pretty useless to run without any targets...so don't!
if len(l[0]) == 0:
    print("[ fail ] No Cast Devices Found")
    exit(0)

print("Discovered {} Cast Devices:\n".format(len(l)))


while(True):
    # PRINT TARGET LIST
    print("-"*80)
    sortedDevices = sorted([cc.device.friendly_name for cc in l])
    [print("{:<30}{:<30}{:<}".format(a,b,c)) for a,b,c in zip(sortedDevices[::3], sortedDevices[1::3], sortedDevices[2::3])]
    print("_"*80 + "\n")

    # TARGET PROMPT 
    target = input("selectTarget> ")
    print("Connecting to {}...".format(target))

    # ATTEMPT TO CONNECT
    try:
        cast = next(cc for cc in l if cc.device.friendly_name == target)
        cast.wait()
        print("Connected to {}.".format(target))
        num = input("attackRange> ")
        print("Attacking with range {}...".format(num))
        for i in range(0, int(num)):
            i = i % 10
            i = i / 10
            cast.set_volume(i)
            sleep(.4)
        print("Attack Complete.")

    except Exception as e:
        print("[ fail ] Could not connect to {}. Exception: {}".format(target,str(e)))

    input("\n[ENTER] To Continue...")
    printHeader()