code: def __init__(self, *, negate=False, flags=0):
      self._whitelist_chars = set()
      self._blacklist_chars = set()
      self._negate = negate
      self._alphabet = None
      self._ignorecase = flags & re.IGNORECASE
      self.code_to_char = int_to_byte
  
imports: import operator
  import re
  from hypothesis.errors import InvalidArgument
  from hypothesis.internal import charmap
  from hypothesis.strategies._internal.lazy import unwrap_strategies
  from hypothesis.strategies._internal.strings import OneCharStringStrategy
  from hypothesis import reject, strategies
  from hypothesis.internal.charmap import as_general_categories, categories
  from hypothesis.internal.compat import add_note, int_to_byte
label_desc: Use image node_id 1 to create a new BytesBuilder object from inherited base classes: CharactersBuilder with example: obj = BytesBuilder()