python - Django template with External CSS ; using {%static%} for images in a division -

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i using django web app , encountered no image shown problem following code:

<div class="hexagon-in2" style="background:url(static/images/gallery/2.jpg)">

please situation.

if have defined media_url in settings.py 

<div class="hexagon-in2" style="background:url("{{ media_url }}/images/gallery/2.jpg)">

// or static_url if use static files storing images , media


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