code: def delete(community):
      
      deleteform = DeleteCommunityForm(formdata=request.values)
      ctx = mycommunities_ctx()
      ctx.update({
          'deleteform': deleteform,
          'is_new': False,
          'community': community,
      })
  
      if deleteform.validate_on_submit():
          community.delete()
          db.session.commit()
          flash("Community was deleted.", category='success')
          return redirect(url_for('.index'))
      else:
          flash("Community could not be deleted.", category='warning')
          return redirect(url_for('.edit', community_id=community.id))
docs: Delete a community.