code: def _available_frameworks(path="/opt/fw/"):
      ret = []
      for backend in ["numpy", "jax", "tensorflow", "torch", "paddle"]:
          if find_spec(backend) is not None:
              ret.append(backend)
          elif os.path.exists(f"{path}{backend}"):
              ret.append(backend)
  
      return ret
  
label_desc: Use image node_id 1 for calling a global function with example usage: _available_frameworks(path) and returns: ret