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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 preview(pid, record, template=None, **kwargs):
 """Preview file for given record. Plug this method into your ``RECORDS_UI_ENDPOINTS`` configuration: .. code-block:: python RECORDS_UI_ENDPOINTS = dict( recid=dict( route='/records/<pid_value/preview/<path:filename>', view_imp='invenio_previewer.views.preview', record_class='invenio_records_files.api:Record', ) ) """

    # Get file from record
    fileobj = current_previewer.record_file_factory(
        pid, record, request.view_args.get(
            'filename', request.args.get('filename', type=str))
    )
    if not fileobj:
        abort(404)

    # Try to see if specific previewer is requested?
    try:
        file_previewer = fileobj['previewer']
    except KeyError:
        file_previewer = None

    # Find a suitable previewer
    fileobj = PreviewFile(pid, record, fileobj)
    for plugin in current_previewer.iter_previewers(
            previewers=[file_previewer] if file_previewer else None):
        if plugin.can_preview(fileobj):
            try:
                return plugin.preview(fileobj)
            except Exception:
                current_app.logger.warning(
                    ('Preview failed for {key}, in {pid_type}:{pid_value}'
                     .format(key=fileobj.file.key,
                             pid_type=fileobj.pid.pid_type,
                             pid_value=fileobj.pid.pid_value)),
                    exc_info=True)
    return default.preview(fileobj)