gistfile1.py

#curl works fine
#$ curl -d "text=great" http://text-processing.com/api/sentiment/
#returns json

#python is not working
import requests
payload = {"text":"great"}
r = requests.post("http://text-processing.com/api/sentiment/", params=payload)
print r.text

#the above print returns 
#Form Validation Errors
#text: This field is required.