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Fixes 'NoneType' object has no attribute '_css_lists' error if extra_… #121

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Fixes 'NoneType' object has no attribute '_css_lists' error if extra_… #121

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2 changes: 2 additions & 0 deletions nested_inline/admin.py
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Original file line number Diff line number Diff line change
Expand Up @@ -99,6 +99,8 @@ def wrap_nested_inline_formsets(self, request, inline, formset):
media = None

def get_media(extra_media):
if extra_media is None:
return ''
if media:
return media + extra_media
else:
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