def register_parser_callback(self, func):
if hasattr(func, '<STR_LIT>'):<EOL><INDENT>self.parser_callback = func<EOL>log.debug('<STR_LIT>'.format(func))<EOL><DEDENT>else:<EOL><INDENT>raise TypeError('<STR_LIT>'.format(func))<EOL><DEDENT>
Register a callback function that is called after self.iocs and self.ioc_name is populated.

This is intended for use by subclasses that may have additional parsing requirements.

:param func:  A callable function.  This should accept a single input, which will be an IOC class.
:return: