def index(request):
    videoNames = []
    paths = []
    for filename in os.listdir("./mainapp/static/mainapp/videos/"):
        videoNames.append(filename)
        paths.append("/static/mainapp/videos/" + filename)
    videoInfo = zip(paths, videoNames)
    return render(request, 'mainapp/videos.html', { "videoInfo":videoInfo } )





**** template

{% block content %}

<div class = "videoGrid">
    {% for path, videoName in videoInfo %}
        <div class="postContainer">
            <div class = "videoContainer">
                <video controls>
                    <source src={{ path }}>
                </video>
            </div>
            <div class = "infoContainer">
                <div class = "titleContainer">
                    <b> {{ videoName }} </b>
                </div>
                <div class = "descContainer">
                    Lorem impsulim etc tnmoew tor cod ernti.
                </div>
            </div>
        </div>
    {% endfor %}
</div>

{% endblock%}