def from_json(cls, buffer_or_path, check_required=True, idd_or_buffer_or_path=None):
        """
        Parameters
        ----------
        buffer_or_path: json buffer or path
        check_required: boolean, default True
            If True, will raise an exception if a required field is missing. If False, not not perform any checks.
        idd_or_buffer_or_path: (expert) to load using a custom idd

        Returns
        -------
        An Epm instance.
        """
        return cls._create_from_buffer_or_path(
            json.load,
            buffer_or_path,
            idd_or_buffer_or_path=idd_or_buffer_or_path,
            check_required=check_required
        )
def from_json(cls, buffer_or_path, check_required=True, idd_or_buffer_or_path=None):
        """
        Parameters
        ----------
        buffer_or_path: json buffer or path
        check_required: boolean, default True
            If True, will raise an exception if a required field is missing. If False, not not perform any checks.
        idd_or_buffer_or_path: (expert) to load using a custom idd

        Returns
        -------
        An Epm instance.
        """
        return cls._create_from_buffer_or_path(
            json.load,
            buffer_or_path,
            idd_or_buffer_or_path=idd_or_buffer_or_path,
            check_required=check_required
        )
def from_json ( cls , buffer_or_path , check_required = True , idd_or_buffer_or_path = None ) : return cls . _create_from_buffer_or_path ( json . load , buffer_or_path , idd_or_buffer_or_path = idd_or_buffer_or_path , check_required = check_required )
Parameters
        ----------
        buffer_or_path: json buffer or path
        check_required: boolean, default True
            If True, will raise an exception if a required field is missing. If False, not not perform any checks.
        idd_or_buffer_or_path: (expert) to load using a custom idd

        Returns
        -------
        An Epm instance.
Parameters ---------- buffer_or_path : json buffer or path check_required : boolean default True If True will raise an exception if a required field is missing . If False not not perform any checks . idd_or_buffer_or_path : ( expert ) to load using a custom idd