code: def filter_by(field_name, value):
      filter = h2o_mlops_client.StorageFilterRequest(
          query=h2o_mlops_client.StorageQuery(
              clause=[
                  h2o_mlops_client.StorageClause(
                      property_constraint=[
                          h2o_mlops_client.StoragePropertyConstraint(
                              _property=h2o_mlops_client.StorageProperty(
                                  field=field_name
                              ),
                              operator=h2o_mlops_client.StorageOperator.EQUAL_TO,
                              value=h2o_mlops_client.StorageValue(
                                  string_value=value
                              ),
                          )
                      ]
                  )
              ]
          )
      )
      return filter
  
label_desc: Use image node_id 1 for calling the QueryUtils obj's underlying member method code with example usage: obj.filter_by(field_name, value) and returns: filter