add initial file

Author: areed1192

ms_graph/workbooks.py

@@ -0,0 +1,30 @@
+from typing import Dict
+from ms_graph.session import GraphSession
+
+
+class Workbooks():
+
+    """
+    ## Overview:
+    ----
+    You can use Microsoft Graph to allow web and mobile applications to
+    read and modify Excel workbooks stored in OneDrive for Business, SharePoint
+    site or Group drive. The Workbook (or Excel file) resource contains all the
+    other Excel resources through relationships. You can access a workbook through
+    the Drive API by identifying the location of the file in the URL.
+    """
+
+    def __init__(self, session: object) -> None:
+        """Initializes the `Workbooks` object.
+
+        ### Parameters
+        ----
+        session : object
+            An authenticated session for our Microsoft Graph Client.
+        """
+
+        # Set the session.
+        self.graph_session: GraphSession = session
+
+        # Set the endpoint.
+        self.endpoint = 'workbook'