add links to deprecation message, modify lib order

Author: rajumsys

Makefile

@@ -1,4 +1,4 @@
-.PHONY: analysis all build clean docs docs-install docs-open install release release-test test venv 
+.PHONY: analysis all build clean docs docs-install docs-open install release release-test test venv
 
 all: clean venv install
 

sparkpost/transmissions.py

@@ -276,7 +276,10 @@ def list(self, **kwargs):
         :returns: list of transmissions
         :raises: :exc:`SparkPostAPIException` if API call fails
         """
-        warnings.warn('deprecated', DeprecationWarning)
+        warn_msg = 'This endpoint is deprecated. For details, '
+        'check https://sparkpo.st/5qcj4.'
+
+        warnings.warn(warn_msg, DeprecationWarning)
         return self.request('GET', self.uri, params=kwargs)
 
     def delete(self, transmission_id):

test/test_transmissions.py

@@ -3,11 +3,11 @@
 import os
 import tempfile
 import warnings
-from mock import patch
 
 import pytest
 import responses
 import six
+from mock import patch
 
 from sparkpost import SparkPost
 from sparkpost import Transmissions