def METHOD_NAME(cls, format: "FormatLiteral", content: str) -> "ConfigReader":
    """Load raw config data into a ConfigReader instance (to dump later).
    >>> cfg = ConfigReader.load("json", '{ "session_name": "my session" }')
    >>> cfg
    <tmuxp.config_reader.ConfigReader object at ...>
    >>> cfg.content
    {'session_name': 'my session'}
    >>> cfg = ConfigReader.load("yaml", 'session_name: my session')
    >>> cfg
    <tmuxp.config_reader.ConfigReader object at ...>
    >>> cfg.content
    {'session_name': 'my session'}
    """
    return cls(
        content=cls._load(
            format=format,
            content=content,
        ),
    )