adding python sample

mattchenderson · mattchenderson · commit b8ea05c19eed · 2019-08-15T13:50:07.000-07:00
diff --git a/articles/app-service/overview-managed-identity.md b/articles/app-service/overview-managed-identity.md
@@ -10,7 +10,7 @@ ms.service: app-service
 ms.tgt_pltfrm: na
 ms.devlang: multiple
 ms.topic: article
-ms.date: 08/06/2019
+ms.date: 08/15/2019
 ms.author: mahender
 ms.reviewer: yevbronsh
 
@@ -378,6 +378,25 @@ const getToken = function(resource, apiver, cb) {
 }
 ```
 
+<a name="token-python"></a>In Python:
+
+```python
+import os
+import requests
+
+msi_endpoint = os.environ["MSI_ENDPOINT"]
+msi_secret = os.environ["MSI_SECRET"]
+
+def get_bearer_token(resource_uri, token_api_version):
+    token_auth_uri = f"{msi_endpoint}?resource={resource_uri}&api-version={token_api_version}"
+    head_msi = {'Secret':msi_secret}
+
+    resp = requests.get(token_auth_uri, headers=head_msi)
+    access_token = resp.json()['access_token']
+
+    return access_token
+```
+
 <a name="token-powershell"></a>In PowerShell:
 
 ```powershell
