Infinite loop to call Lufthansa's customer service line.

lh_skype.py

import Skype4Py
import random
from time import sleep

"""
A script to keep recalling Lufthansa's customer support until you get through.

You will need Skype4Py installed. I couldn't get it working on Mac OS X, so had
run it in an Ubuntu 14.04 VM.

Code borrowed from:
https://askubuntu.com/questions/5284/how-to-call-a-number-from-command-line-with-skype
"""

LUFTHANSA = [
    '+443719459747', # UK
    '+46770111010',  # Sweden
    '+496986799799', # Germany
    '+18006453880',  # US
    '+18005635954',  # Canada
    '+4570100333',   # Denmark
]
ATTEMPT = 0

# This variable will get its actual value in OnCall handler
CallStatus = None

# Here we define a set of call statuses that indicate a call has been either aborted or finished
CallIsFinished = set([
    Skype4Py.clsFailed,
    Skype4Py.clsFinished,
    Skype4Py.clsMissed,
    Skype4Py.clsRefused,
    Skype4Py.clsBusy,
    Skype4Py.clsCancelled])

def AttachmentStatusText(status):
    return skype.Convert.AttachmentStatusToText(status)

def CallStatusText(status):
    return skype.Convert.CallStatusToText(status)

# This handler is fired when status of Call object has changed
def OnCall(call, status):
    global CallStatus
    CallStatus = status
    print 'Call status: {}'.format(CallStatusText(status))

# This handler is fired when Skype attatchment status changes
def OnAttach(status):
    print 'API attachment status: {}'.format(AttachmentStatusText(status))
    if status == Skype4Py.apiAttachAvailable:
        skype.Attach()

# Creating Skype object and assigning event handlers..
skype = Skype4Py.Skype()
skype.OnAttachmentStatus = OnAttach
skype.OnCallStatus = OnCall

# Starting Skype if it's not running already..
if not skype.Client.IsRunning:
    print 'Starting Skype..'
    skype.Client.Start()

# Attatching to Skype..
print 'Connecting to Skype..'
skype.Attach()

# We *really* want to go through, so let's fire up an infinite loop.
while True:
    # Pick a random call center
    CALL_PICK = random.choice(LUFTHANSA)

    # Make the call
    print 'Calling {}. (attempt {})'.format(CALL_PICK, ATTEMPT)
    try:
        skype.PlaceCall(CALL_PICK)
        ATTEMPT += 1
    except:
        sleep(1)

    # Loop until CallStatus gets one of "call terminated" values in OnCall handler
    while not CallStatus in CallIsFinished:
        pass

    print 'Going to sleep for 15 seconds...'
    sleep(15)