def METHOD_NAME(self):
    output = self._format_header("Registered Kernels")
    state = self.rawRegistrations()
    state_entries = state.split("\n")
    for line in state_entries:
        first = line.split(":")[0]
        if any(first.startswith(k) for k in self.supported_keys):
            kernel = line.split("::")[0].split(" ")[1]
            output += self._format_line(first, kernel)
    return output