change name 'equipment_available' to 'equipment_create'

purchase.py

@@ -14,14 +14,14 @@ from trytond.transaction import Transaction
 class Purchase(metaclass=PoolMeta):
     __name__ = 'purchase.purchase'
 
-    equipment_available = fields.Boolean("Equipments Availables", readonly=True)
+    equipment_create = fields.Boolean("Equipments Creates", readonly=True)
 
     @classmethod
     def __setup__(cls):
         super(Purchase, cls).__setup__()
         cls._buttons.update({
             'create_equipments': {
-                'invisible': If(Bool(Eval('equipment_available')), True)},
+                'invisible': If(Bool(Eval('equipment_createx')), True)},
         })
 
     @classmethod
@@ -72,11 +72,6 @@ class Line(metaclass=PoolMeta):
     refurbish = fields.Boolean("Refurbish")
     product_equipment = fields.Boolean("Product Equipment")
 
-    """
-    def default_origin_country(self):
-        if self.product:
-            return self.product.origin_country
-    """
     
     def on_change_product(self):
         if not self.product:

view/purchase_form.xml

@@ -4,8 +4,8 @@
     <xpath
 	expr="/form/notebook/page[@id='info']/separator[@name='comment']"
 	position="before">
-	    <label name="equipment_available"/>
-	    <field name="equipment_available"/>
+	    <label name="equipment_create"/>
+	    <field name="equipment_create"/>
     </xpath>
     <xpath expr="//button[@name='process']" position="after">
         <button name="create_equipments"/>