@staticmethod<EOL><INDENT>def _normalize_binary_media_type(value):<DEDENT>
if not isinstance(value, string_types):<EOL><INDENT>return None<EOL><DEDENT>return value.replace("<STR_LIT>", "<STR_LIT:/>")<EOL>
Converts binary media types values to the canonical format. Ex: image~1gif -> image/gif. If the value is not
a string, then this method just returns None

Parameters
----------
value : str
    Value to be normalized

Returns
-------
str or None
    Normalized value. If the input was not a string, then None is returned