docs: def makeThumbnail(cls, inputFile, person, format, smaller):
          """
          Make a thumbnail of a mugshot image and store it on disk.
  
          @param inputFile: The image to thumbnail.
          @type inputFile: C{file}
  
          @param person: The person this mugshot thumbnail is associated with.
          @type person: L{Person}
  
          @param format: The format of the data in C{inputFile}.
          @type format: C{str} (e.g. I{jpeg})
  
          @param smaller: Thumbnails are available in two sizes.  if C{smaller}
          is C{True}, then the thumbnail will be in the smaller of the two
          sizes.
          @type smaller: C{bool}
  
          @return: path to the thumbnail.
          @rtype: L{twisted.python.filepath.FilePath}
          """
          dirsegs = ['mugshots', str(person.storeID)]
          if smaller:
              dirsegs.insert(1, 'smaller')
              size = cls.smallerSize
          else:
              size = cls.size
          atomicOutputFile = person.store.newFile(*dirsegs)
          makeThumbnail(inputFile, atomicOutputFile, size, format)
          atomicOutputFile.close()
          return atomicOutputFile.finalpath