UPDATE: Python docs

bindings/python/docs/usage_examples.rst

@@ -0,0 +1,37 @@
+
+Usage Examples
+--------------
+
+Creating an Empty Model
+^^^^^^^^^^^^^^^^^^^^^^^
+
+.. code-block:: python
+
+   import ironcalc as ic
+
+   model = ic.create("My Workbook", "en", "UTC")
+
+Loading from XLSX
+^^^^^^^^^^^^^^^^^
+
+.. code-block:: python
+
+   import ironcalc as ic
+
+   model = ic.load_from_xlsx("example.xlsx", "en", "UTC")
+
+Modifying and Saving
+^^^^^^^^^^^^^^^^^^^^
+
+.. code-block:: python
+
+   model = ic.create("model", "en", "UTC")
+   model.set_user_input(0, 1, 1, "123")
+   model.set_user_input(0, 1, 2, "=A1*2")
+   model.evaluate()
+
+   # Save to XLSX
+   model.save_to_xlsx("updated.xlsx")
+
+   # Or save to the binary format
+   model.save_to_icalc("my_workbook.icalc")