import telapi.rest

try:
    account = telapi.rest.authenticate('ACCOUNT_SID', 'AUTH_TOKEN')
    
    # ... code examples from below, here

except telapi.rest.AuthenticationError, e:
    print "Failed to authenticate: %s" % (e, )

try:
    call = account.calls.create(from_='+15555555555', to="+15558884341", url="http://...")

    print "Successful Call: %s" % (call.sid, )
except telapi.rest.RestError, e:
    print "Error creating a call: %s" % (e, )

try:
    sms_message = account.sms_messages.create(
        from_='+15555555555', to="+15558884341", body="Hello world"
    )
    
    print "Successful SMS Message: %s" % (sms_message.sid, )
except telapi.rest.RestError, e:
    print "Error creating an sms message: %s" % (e, )

try:
    carrier_lookup = account.carrier_lookups.search('+15558884341')

    print "Successful Lookup: %s" % (carrier_lookup.sid, )
except telapi.rest.RestError, e:
    print "Carrier lookup failed: %s" % (e, )