Permit sending unauthenticated requests to Grafana with auth=None

Author: amotl

grafana_client/client.py

@@ -91,10 +91,11 @@ def construct_api_url():
         self.url = construct_api_url()
 
         self.s = requests.Session()
-        if not isinstance(self.auth, tuple):
-            self.auth = TokenAuth(self.auth)
-        else:
-            self.auth = requests.auth.HTTPBasicAuth(*self.auth)
+        if self.auth is not None:
+            if not isinstance(self.auth, tuple):
+                self.auth = TokenAuth(self.auth)
+            else:
+                self.auth = requests.auth.HTTPBasicAuth(*self.auth)
 
     def __getattr__(self, item):
         def __request_runnner(url, json=None, headers=None):