def METHOD_NAME(self):
    """Allows to connect fields_containerA input to the operator.
    Parameters
    ----------
    my_fields_containerA : FieldsContainer
    Examples
    --------
    >>> from ansys.dpf import core as dpf
    >>> op = dpf.operators.math.cplx_dot()
    >>> op.inputs.fields_containerA.connect(my_fields_containerA)
    >>> # or
    >>> op.inputs.fields_containerA(my_fields_containerA)
    """
    return self._fields_containerA