text: # This is an automatically generated file.
  # DO NOT EDIT or your changes may be overwritten
  import base64
  from xdrlib import Packer, Unpacker
  
  from ..type_checked import type_checked
  from .base import Opaque
  
  __all__ = ["AssetCode12"]
  
  
  @type_checked
  class AssetCode12:
      """
      XDR Source Code::
  
          typedef opaque AssetCode12[12];
      """
  
      def __init__(self, asset_code12: bytes) -> None:
          self.asset_code12 = asset_code12
  
      def pack(self, packer: Packer) -> None:
          Opaque(self.asset_code12, 12, True).pack(packer)
  
      @classmethod
      def unpack(cls, unpacker: Unpacker) -> "AssetCode12":
          asset_code12 = Opaque.unpack(unpacker, 12, True)
          return cls(asset_code12)
  
      def to_xdr_bytes(self) -> bytes:
          packer = Packer()
          self.pack(packer)
          return packer.get_buffer()
  
      @classmethod
      def from_xdr_bytes(cls, xdr: bytes) -> "AssetCode12":
          unpacker = Unpacker(xdr)
          return cls.unpack(unpacker)
  
      def to_xdr(self) -> str:
          xdr_bytes = self.to_xdr_bytes()
          return base64.b64encode(xdr_bytes).decode()
  
      @classmethod
      def from_xdr(cls, xdr: str) -> "AssetCode12":
          xdr_bytes = base64.b64decode(xdr.encode())
          return cls.from_xdr_bytes(xdr_bytes)
  
      def __eq__(self, other: object):
          if not isinstance(other, self.__class__):
              return NotImplemented
          return self.asset_code12 == other.asset_code12
  
      def __str__(self):
          return f"<AssetCode12 [asset_code12={self.asset_code12}]>"
  