class_docstr: Pack various data representations into a buffer.
class_docstr_tok: ["Pack","various","data","representations","into","a","buffer","."]
code: def get_buffer(self):
      return self.__buf.getvalue()
  
imports: import struct
  from io import BytesIO
  from functools import wraps
  import warnings
label_desc: Use image node_id 3 for calling the Packer obj's underlying member method code with example usage: obj.get_buffer() and returns: self