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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def lc(**kwargs):
 """ Create parameters for a new light curve dataset. Generally, this will be used as an input to the kind argument in :meth:`phoebe.frontend.bundle.Bundle.add_dataset` :parameter **kwargs: defaults for the values of any of the parameters :return: a :class:`phoebe.parameters.parameters.ParameterSet` of all newly created :class:`phoebe.parameters.parameters.Parameter`s """


    obs_params = []

    syn_params, constraints = lc_syn(syn=False, **kwargs)
    obs_params += syn_params.to_list()
    #obs_params += lc_dep(**kwargs).to_list()

    #~ obs_params += [FloatArrayParameter(qualifier='flag', value=kwargs.get('flag', []), default_unit=None, description='Signal flag')]
    #~ obs_params += [FloatArrayParameter(qualifier='weight', value=kwargs.get('weight', []), default_unit=None, description='Signal weight')]

    #~ obs_params += [FloatParameter(qualifier='timeoffset', value=kwargs.get('timeoffset', 0.0), default_unit=u.d, description='Zeropoint date offset for observations')]
    #~ obs_params += [FloatParameter(qualifier='statweight', value=kwargs.get('statweight', 0.0), default_unit=None, description='Statistical weight in overall fitting')]

    return ParameterSet(obs_params), constraints