Method from_data

numpy/_core/arrayprint.py:1476–1488

This is a second way to initialize StructuredVoidFormat, using the raw data as input. Added to avoid changing the signature of __init__.

(cls, data, **options)

    @classmethod
    def from_data(cls, data, **options):
        """
        This is a second way to initialize StructuredVoidFormat,
        using the raw data as input. Added to avoid changing
        the signature of __init__.
        """
        format_functions = []
        for field_name in data.dtype.names:
            format_function = _get_format_function(data[field_name], **options)
            if data.dtype[field_name].shape != ():
                format_function = SubArrayFormat(format_function, **options)
            format_functions.append(format_function)
        return cls(format_functions)

    def __call__(self, x):
        str_fields = [