class_docstr: An ArrayList is a strongly typed list whose type can be anything that can
  be interpreted as a numpy data type.
code: def __str__(self):
      s = "[ "
      for item in self:
          s += str(item) + " "
      s += "]"
      return s
  
file_path: vispy/vispy/visuals/collections/array_list.py
imports: import numpy
label_desc: Use image node_id 8 for calling the ArrayList obj's underlying member method code with example usage: obj.__str__() and returns: s