Added CNAME to config

Author: Bartek Kwiecien

filestack/__init__.py

@@ -1,4 +1,33 @@
 __version__ = '3.0.1'
+
+
+class CFG:
+    API_URL = 'https://www.filestackapi.com/api'
+    DEFAULT_CHUNK_SIZE = 5 * 1024 ** 2
+    DEFAULT_UPLOAD_MIMETYPE = 'application/octet-stream'
+
+    HEADERS = {
+        'User-Agent': 'filestack-python {}'.format(__version__),
+        'Filestack-Source': 'Python-{}'.format(__version__)
+    }
+
+    def __init__(self):
+        self.CNAME = ''
+
+    @property
+    def CDN_URL(self):
+        return 'https://{}'.format(self.CNAME or 'cdn.filestackcontent.com')
+
+    @property
+    def MULTIPART_START_URL(self):
+        return 'https://upload.{}/multipart/start'.format(
+            self.CNAME or 'filestackapi.com'
+        )
+
+
+config = CFG()
+
+
 from .models.client import Client
 from .models.filelink import Filelink
 from .models.security import Security

filestack/config.py

@@ -25,7 +25,7 @@ class Client:
     def __init__(self, apikey, storage='S3', security=None):
         """
         Args:
-            apikey (str): The path of the file to wrap
+            apikey (str): your Filestack API key
             storage (str): default storage to be used for uploads (one of S3, `gcs`, dropbox, azure)
             security (:class:`filestack.Security`): Security object that will be used by default
                 for all API calls

filestack/models/client.py

@@ -33,7 +33,6 @@ def bytes(self):
 
 
 def multipart_request(url, payload, params=None, security=None):
-
     for key in ('path', 'location', 'region', 'container', 'access'):
         if key in params:
             payload['store'][key] = params[key]

filestack/uploads/multipart.py

@@ -8,7 +8,7 @@
 
 from tests.helpers import DummyHttpResponse
 from filestack import Client
-from filestack.config import MULTIPART_START_URL
+from filestack import config
 from filestack.uploads.multipart import upload_chunk, Chunk
 
 APIKEY = 'APIKEY'
@@ -27,7 +27,7 @@ def test_upload_filepath():
 
     # add the different HTTP responses that are called during the multipart upload
     responses.add(
-        responses.POST, MULTIPART_START_URL, status=200, content_type='application/json',
+        responses.POST, config.MULTIPART_START_URL, status=200, content_type='application/json',
         json={'region': 'us-east-1', 'upload_id': 'someuuid', 'uri': 'someuri', 'location_url': 'fs-uploads.com'}
     )
     responses.add(