rest_call.py

#!/usr/bin/env python
import helpers


#Sid and AuthToken
SID = 'ACXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX'
AUTH_TOKEN = 'YYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYY'

originate_dial_string = "bridge_early_media=true,hangup_after_bridge=true"

# Create a REST object
rest = helpers.REST(SID, AUTH_TOKEN)

# Initiate a new outbound call to user/1000 using a HTTP POST
call_params = {
    'From': '919191919191' #Caller Id
    'To' : '1000', #User Number to Call
    'Gateways' : "user/", #Gateway string to try dialing our separated by comma. First in list will be tried first
    'GatewayCodecs' : "'PCMA,PCMU'", #Codec string as needed by FS for each gateway separated by comma
    'GatewayTimeouts' : "60",      #Seconds to timeout in string for each gateway separated by comma
    'GatewayRetries' : "2", # Retry String for Gateways separated by comma, on how many times each gateway should be retried
    'OriginateDialString' : originate_dial_string,
    'AnswerUrl' : "http://demo.com/welcome/",
    'HangUpUrl' : "http://demo.com/welcome/",
    'RingingUrl' : "http://demo.com/welcome/"
}
try:
    print rest.call(call_params)
except Exception, e:
    print e
    print e.read()