code: def docker_windows_reverse_fileuri_adjust(fileuri):
      # type: (Text) -> (Text)
      r
      if fileuri is not None and onWindows():
          if urllib.parse.urlsplit(fileuri).scheme == "file":
              filesplit = fileuri.split("/")
              if filesplit[3][-1] != ':':
                  filesplit[3] = filesplit[3]+':'
                  return '/'.join(filesplit)
              return fileuri
          raise ValueError("not a file URI")
      return fileuri
docs: r"""
      On docker in windows fileuri do not contain : in path
      To convert this file uri to windows compatible add : after drive letter,
      so file:///E/var becomes file:///E:/var