code: def total_area_per_neurite(neurites, neurite_type=NeuriteType.all):
      '''Surface area in a collection of neurites.
  
      The area is defined as the sum of the area of the sections.
      '''
      return [neurite.area for neurite in iter_neurites(neurites, filt=is_type(neurite_type))f total_area_per_neurite(neurites, neurite_type=NeuriteType.all):
      '''Surface area in a collection of neurites.
  
      The area is defined as the sum of the area of the sections.
      '''
      return [neurite.area for neurite in iter_neurites(neurites, filt=is_type(neurite_type))]
docs: Surface area in a collection of neurites.
  
      The area is defined as the sum of the area of the sections.