def _old_process_multipart(entity):
    """Behavior of 3.2 and lower.

    Deprecated and will be changed in 3.3.
    """
    process_multipart(entity)

    params = entity.params

    for part in entity.parts:
        if part.name is None:
            key = ntou('parts')
        else:
            key = part.name

        if part.filename is None:
            # It's a regular field
            value = part.fullvalue()
        else:
            # It's a file upload. Retain the whole part so consumer code
            # has access to its .file and .filename attributes.
            value = part

        if key in params:
            if not isinstance(params[key], list):
                params[key] = [params[key]]
            params[key].append(value)
        else:
            params[key] = value
Behavior of 3.2 and lower.

    Deprecated and will be changed in 3.3.
    
cherrypy/_cpreqbody.py