domain: server
language: python
class Item class
Implements a method for searching an item dataset for a specified record and makes that record the active record.
Arguments:
fields: a field name, or list of field names
values: a field value of list of field values
This method locates the record where the fields specified by fields parameter
have the values specified by values parameter.
locate returns true if a record is found that matches the specified criteria and
the cursor repositioned to that record.
If a matching record was not found and the cursor is not repositioned, this method returns false.