'Get the person record for the label
@param label: the PE label'

def get_person(self, label):

    s3db = current.s3db
    person = None
    fields = ['id', 'pe_id', 'pe_label', 'first_name', 'middle_name', 'last_name', 'date_of_birth', 'gender', 'location_id']
    query = (FS('pe_label') == label)
    presource = s3db.resource('pr_person', filter=query)
    rows = presource.select(fields, start=0, limit=1, as_rows=True)
    return (rows[0] if rows else None)
