def METHOD_NAME(self):
    """Allows to connect field_name input to the operator.
    Name of the field in the vtk file
    Parameters
    ----------
    my_field_name : str
    Examples
    --------
    >>> from ansys.dpf import core as dpf
    >>> op = dpf.operators.serialization.vtk_to_fields()
    >>> op.inputs.field_name.connect(my_field_name)
    >>> # or
    >>> op.inputs.field_name(my_field_name)
    """
    return self._field_name