Campos extras para res partner ruc, sexo, etc

partner_extra_data.py

@@ -27,7 +27,7 @@ class res_partner(models.Model):
     _description = 'Add extra data media to Partner'
 
     #informacion personal basica , required=True
-    ruc = fields.Char('R.U.C./C.I.', size=12, required=True)
+    ruc = fields.Char('R.U.C./C.I.', size=12)
     # email = fields.Char('Email')
     phone = fields.Char('Telefono')
     mobile = fields.Char('Movil')