data_container.py 文件源码

def __init__(self, *args, **kwargs):
        '''
        The same arguments as for pandas.DataFrame
        https://pandas.pydata.org/pandas-docs/stable/generated/pandas.DataFrame.html

        data argument should be a list of XSeries objects or dict of XSeries objects.
        In dict is passed, key must be a string and it's indicate appropriate column name.
        For example, to create XDataFrame data should looks like
        data = {'col_1': s_1, 'col_2': s_2, ..., 'col_n': s_n} where s_i is a XSeries
        '''
        data = kwargs.get('data')
        if data is None:
            data = args[0]

        data_to_check = []
        if isinstance(data, list):
            data_to_check = data
        elif isinstance(data, dict):
            data_to_check = data.values()

        for d in data_to_check:
            if not isinstance(d, XSeries):
                raise ValueError('All data must be XSeries instances')
        super(XDataFrame, self).__init__(*args, **kwargs)