--- /dev/null
+Exchange
+========
+
+Export/import features.
+
+Import objects from a file
+--------------------------
+
+.. autofunction:: model.addImport
+
+Import object
+.............
+
+.. autoclass:: model.exchange.exchange.Import
+ :members:
+
+Export objects to a file
+------------------------
+
+.. autofunction:: model.exportToFile
+
+Export object
+.............
+
+.. autoclass:: model.exchange.exchange.Export
+ :members: