in gstack/controllers/OAuth2.py [0:0]
def token():
provider = CloudstackAuthorizationProvider()
data = {k: request.form[k] for k in request.form.iterkeys()}
response = provider.get_token_from_post_data(data)
res = make_response(response.text, response.status_code)
for k, v in response.headers.iteritems():
res.headers[k] = v
return res