Extracts all the executable methods that belong to the type.

def _process_execs(self, contents, modulename, atype, mode="insert"):
        """Extracts all the executable methods that belong to the type."""
        #We only want to look at text after the contains statement
        match = self.RE_CONTAINS.search(contents)

        #It is possible for the type to not have any executables
        if match is not None:
            exectext = match.group("remainder")
            self._process_execs_contents(exectext, modulename, atype, mode)