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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:

def new(self, text):
        # type: (bytes) -> None
        '''
        Create a new file or text identifier.

        Parameters:
          text   - The text to store into the identifier.
        Returns:
          Nothing.
        '''
        if self._initialized:
            raise pycdlibexception.PyCdlibInternalError('This File or Text identifier is already initialized')

        if len(text) != 128:
            raise pycdlibexception.PyCdlibInvalidInput('Length of text must be 128')

        self.text = text

        self._initialized = True