code: def encode_buffer(l, infos=None):  # noqa: E741
      """Encode a list of arrays into a single byte array."""
      if not isinstance(l, list):
          raise ValueError("requires list")
      return encode_chunks(encode_list(l, infos=infos))
  
imports: import struct
  import sys
  import numpy
label_desc: Use image node_id 14 for calling a global function with example usage: encode_buffer(l, infos) and returns: encode_chunks