def deserialize(self, info, method="<STR_LIT>", **kwargs):
try:<EOL><INDENT>func = getattr(self, "<STR_LIT>" % method)<EOL><DEDENT>except AttributeError:<EOL><INDENT>raise FormatError("<STR_LIT>" % method)<EOL><DEDENT>else:<EOL><INDENT>return func(info, **kwargs)<EOL><DEDENT>
Convert from an external representation to an internal.

:param info: The input  
:param method: The method used to deserialize the info
:param kwargs: extra Keyword arguments
:return: In the normal case the Message instance