Get the average length (in characters) of published text assets

avg_text_asset_length.py

from django.utils.html import strip_tags
from storybase_asset.models import HtmlAsset

assets = HtmlAsset.objects.filter(stories__status='published')

total_length = 0
for asset in assets:
    # Strip HTML from the body to more accurately reflect visible length
    total_length += len(strip_tags(asset.body))
avg_length = total_length / assets.count()

print "%f" % avg_length