1  from typing import IO, Any, AnyStr, Generic, Iterable, Iterator, List, Optional
   2  
   3  class StringIO(IO[AnyStr], Generic[AnyStr]):
   4      closed: bool
   5      softspace: int
   6      len: int
   7      name: str
   8      def __init__(self, buf: AnyStr = ...) -> None: ...
   9      def __iter__(self) -> Iterator[AnyStr]: ...
  10      def next(self) -> AnyStr: ...
  11      def close(self) -> None: ...
  12      def isatty(self) -> bool: ...
  13      def seek(self, pos: int, mode: int = ...) -> int: ...
  14      def tell(self) -> int: ...
  15      def read(self, n: int = ...) -> AnyStr: ...
  16      def readline(self, length: int = ...) -> AnyStr: ...
  17      def readlines(self, sizehint: int = ...) -> List[AnyStr]: ...
  18      def truncate(self, size: Optional[int] = ...) -> int: ...
  19      def write(self, s: AnyStr) -> int: ...
  20      def writelines(self, iterable: Iterable[AnyStr]) -> None: ...
  21      def flush(self) -> None: ...
  22      def getvalue(self) -> AnyStr: ...
  23      def __enter__(self) -> Any: ...
  24      def __exit__(self, type: Any, value: Any, traceback: Any) -> Any: ...
  25      def fileno(self) -> int: ...
  26      def readable(self) -> bool: ...
  27      def seekable(self) -> bool: ...
  28      def writable(self) -> bool: ...
  29