class_docstr: Assemble a byte string or char value.
      
class_docstr_tok: ["Assemble","a","byte","string","or","char","value","."]
code: def append(self, characters):
      if isinstance(characters, _unicode):
          characters = characters.encode(self.target_encoding)
      assert isinstance(characters, _bytes), str(type(characters))
      self.chars.append(characters)
  
imports: from __future__ import absolute_import
  import re
  import sys
label_desc: Use image node_id 2 for calling the BytesLiteralBuilder obj's underlying member method code with example usage: obj.append(characters) without return types