adds drive_get_item

Author: Richard O'Dwyer

README.md

@@ -188,6 +188,11 @@ close_session = client.drive_close_session(item_id)
 contents_bytes = client.drive_download_contents(item_id)
 ```
 
+#### Get a Drive item resource
+```
+drive_item_dict = client.drive_get_item(item_id)
+```
+
 #### Get worksheets
 ```
 get_worksheets = client.excel_get_worksheets(item_id)

microsoftgraph/client.py

@@ -488,6 +488,11 @@ def drive_download_contents(self, item_id, params=None, **kwargs):
         url = "https://graph.microsoft.com/beta/me/drive/items/{0}/content".format(item_id)
         return self._get(url, params=params, **kwargs)
 
+    @token_required
+    def drive_get_item(self, item_id, params=None, **kwargs):
+        url = "https://graph.microsoft.com/beta/me/drive/items/{0}".format(item_id)
+        return self._get(url, params=params, **kwargs)
+
     # Excel
     @token_required
     def excel_get_worksheets(self, item_id, params=None, **kwargs):