code: def img_path(path: str, prefix: str = "images") -> str:
      return os.path.join(prefix, path)
  
file_path: pyecharts/pyecharts/faker.py
imports: import os
  import random
label_desc: Use image node_id 4 for calling the _Faker obj's underlying member method code with example usage: obj.img_path(path, prefix) and returns: os