text: # This is an automatically generated file.
  # DO NOT EDIT or your changes may be overwritten
  import base64
  from xdrlib import Packer, Unpacker
  
  from .base import Integer
  
  __all__ = ["TransactionV0Ext"]
  
  
  class TransactionV0Ext:
      """
      XDR Source Code
      ----------------------------------------------------------------
      union switch (int v)
          {
          case 0:
              void;
          }
      ----------------------------------------------------------------
      """
  
      def __init__(
          self,
          v: int,
      ) -> None:
          self.v = v
  
      def pack(self, packer: Packer) -> None:
          Integer(self.v).pack(packer)
          if self.v == 0:
              return
  
      @classmethod
      def unpack(cls, unpacker: Unpacker) -> "TransactionV0Ext":
          v = Integer.unpack(unpacker)
          if v == 0:
              return cls(v)
          return cls(v)
  
      def to_xdr_bytes(self) -> bytes:
          packer = Packer()
          self.pack(packer)
          return packer.get_buffer()
  
      @classmethod
      def from_xdr_bytes(cls, xdr: bytes) -> "TransactionV0Ext":
          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) -> "TransactionV0Ext":
          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.v == other.v
  
      def __str__(self):
          out = []
          out.append(f"v={self.v}")
          return f"<TransactionV0Ext {[', '.join(out)]}>"
  