class_docstr: Pack various data representations into a buffer.
class_docstr_tok: ["Pack","various","data","representations","into","a","buffer","."]
code: def __init__(self):
      self.reset()
  
imports: import struct
  from io import BytesIO
  from functools import wraps
  import warnings
label_desc: Use image node_id 1 to create a new Packer object  with example: obj = Packer()