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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 filebrowser(request):
 """ JavaScript callback function for `django-filebrowser`_ :param request: Django http request :type request: django.http.request.HttpRequest :return: Django http response with filebrowser JavaScript code for for TinyMCE 4 :rtype: django.http.HttpResponse .. _django-filebrowser: https://github.com/sehmaschine/django-filebrowser """

    try:
        fb_url = reverse('fb_browse')
    except:
        fb_url = reverse('filebrowser:fb_browse')
    return HttpResponse(jsmin(render_to_string('tinymce/filebrowser.js',
                                               context={'fb_url': fb_url},
                                               request=request)),
                        content_type='application/javascript; charset=utf-8')