code: def __init__(
      self, default: Init[float] = 1.0, *, help: str | None = None
  ) -> None:
      help = f"{help or ''}\n{ALPHA_DEFAULT_HELP}"
      super().__init__(default=default, help=help)
  
imports: from __future__ import annotations
  import logging
  import re
  from typing import Any
  from ...None import colors
  from ..None import enums
  from .bases import Init, Property
  from .container import Tuple
  from .either import Either
  from .enum import Enum
  from .numeric import Byte, Percent
  from .singletons import Undefined
  from .string import Regex
label_desc: Use image node_id 1 to create a new Alpha object from inherited base classes: Percent with example: obj = Alpha(default)