firts commit

__init__.py

@@ -0,0 +1,17 @@
+from trytond.pool import Pool
+from . import printer, shop
+
+__all__ = ['register']
+
+
+def register():
+    Pool.register(
+        printer.Device,
+        printer.Api,
+        printer.Printer,
+        shop.Shop,
+        module='sale_printer', type_='model')
+    Pool.register(
+        module='sale_printer', type_='wizard')
+    Pool.register(
+        module='sale_printer', type_='report')