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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def _Reg2Py(data, size, data_type):
 """Converts a Windows Registry value to the corresponding Python data type."""

  if data_type == winreg.REG_DWORD:
    if size == 0:
      return 0
    # DWORD is an unsigned 32-bit integer, see:
    # https://docs.microsoft.com/en-us/openspecs/windows_protocols/ms-dtyp/262627d8-3418-4627-9218-4ffe110850b2
    return ctypes.cast(data, ctypes.POINTER(ctypes.c_uint32)).contents.value
  elif data_type == winreg.REG_SZ or data_type == winreg.REG_EXPAND_SZ:
    return ctypes.wstring_at(data, size // 2).rstrip(u"\x00")
  elif data_type == winreg.REG_MULTI_SZ:
    return ctypes.wstring_at(data, size // 2).rstrip(u"\x00").split(u"\x00")
  else:
    if size == 0:
      return None
    return ctypes.string_at(data, size)