Python: Get The Status Of A Letter With GetLetterStatusV2()

Simple script to get a letter's current status using the PostalMethods 
GetLetterStatusV2 SOAP API call.
You must set your SOAP client with a reference to 
the PostalMethods Web Service: 
$ wsdl2py --url 
Detailed instructions available in the Python samples zip file
from postalmethods import client
print 'Testing GetLetterStatusV2...'
c = client.PmClient('USERNAME','PASSWORD')
letterId = 0000000 # Replace with a valid letter ID.
print '   Result: ' + str(c.getLetterStatusV2(letterId))
Result = -3000 means that the data was successfully retrieved.
A negative value means an error occurred.
See the PostalMethods Status Codes: