def list_tokens(self):
url = self.url() + "<STR_LIT>"<EOL>req = self.remote_utils.get_url(url)<EOL>if req.status_code is not <NUM_LIT:200>:<EOL><INDENT>raise RemoteDataNotFoundError('<STR_LIT>'.format(req.text))<EOL><DEDENT>else:<EOL><INDENT>return req.json()<EOL><DEDENT>
Lists a set of tokens that are public in Neurodata.
Arguments:
Returns:
    dict: Public tokens found in Neurodata