REST Python Example - unauthorised error

Hello https://developer.esignlive.com/code-share/esignlive-rest-client-using-python/ looking at the python code, i'm trying to run one of the example application use cases. i'm simply grabbed my API key, and updated the sandbox API url parameters. from my observations, the remaining attributes (guid / doc_id / temp_id) are not required yet? any assistance and guidance would be greatly appreciated. client = EslClient('enVyZ1A3....4b0U4Tw==', 'https://sandbox.e-signlive.ca/api/') guid = '' doc_id = '' temp_id = '' guid_del = '' # test1 for creating package payload = codecs.open('package.json', 'r',encoding='utf8').read() print(payload) documents = {'file': open(os.getcwd()+'/document.pdf', 'rb').read()} print(client.create_package_multipart(payload, documents)) # test1 end Program Execution Results: /usr/local/Cellar/python/2.7.11/bin/python2.7 /Users/regandediana/PycharmProjects/esl272/esl.py { "status": "DRAFT", "roles": [{ "id": "signer1", "signers": [{ "email": "[email protected]", "firstName": "j", "lastName": "doe" }] }], "documents": [{ "description": "Some description", "approvals": [{ "role": "signer1", "fields": [{ "type": "SIGNATURE", "subtype": "FULLNAME", "page": 0, "top": 100.0, "left": 100.0, "width": 199.99978637695312, "height": 39.99995803833008 }] }], "name": "First document" }], "name": "PYTHON CREATE" } {"messageKey":"error.unauthorised.noSession","packageId":null,"entity":null,"technical":null,"code":401,"message":"Failed to retrieve Session","name":"Unauthorized"}