1  import collections
   2  from typing import Any, Iterable, List, MutableSequence, Optional, Sequence, Text, Tuple, TypeVar, Union, overload
   3  
   4  _UST = TypeVar("_UST", bound=UserString)
   5  _MST = TypeVar("_MST", bound=MutableString)
   6  
   7  class UserString(Sequence[UserString]):
   8      data: unicode
   9      def __init__(self, seq: object) -> None: ...
  10      def __int__(self) -> int: ...
  11      def __long__(self) -> long: ...
  12      def __float__(self) -> float: ...
  13      def __complex__(self) -> complex: ...
  14      def __hash__(self) -> int: ...
  15      def __len__(self) -> int: ...
  16      @overload
  17      def __getitem__(self: _UST, i: int) -> _UST: ...
  18      @overload
  19      def __getitem__(self: _UST, s: slice) -> _UST: ...
  20      def __add__(self: _UST, other: Any) -> _UST: ...
  21      def __radd__(self: _UST, other: Any) -> _UST: ...
  22      def __mul__(self: _UST, other: int) -> _UST: ...
  23      def __rmul__(self: _UST, other: int) -> _UST: ...
  24      def __mod__(self: _UST, args: Any) -> _UST: ...
  25      def capitalize(self: _UST) -> _UST: ...
  26      def center(self: _UST, width: int, *args: Any) -> _UST: ...
  27      def count(self, sub: int, start: int = ..., end: int = ...) -> int: ...
  28      def decode(self: _UST, encoding: Optional[str] = ..., errors: Optional[str] = ...) -> _UST: ...
  29      def encode(self: _UST, encoding: Optional[str] = ..., errors: Optional[str] = ...) -> _UST: ...
  30      def endswith(self, suffix: Text, start: int = ..., end: int = ...) -> bool: ...
  31      def expandtabs(self: _UST, tabsize: int = ...) -> _UST: ...
  32      def find(self, sub: Text, start: int = ..., end: int = ...) -> int: ...
  33      def index(self, sub: Text, start: int = ..., end: int = ...) -> int: ...
  34      def isalpha(self) -> bool: ...
  35      def isalnum(self) -> bool: ...
  36      def isdecimal(self) -> bool: ...
  37      def isdigit(self) -> bool: ...
  38      def islower(self) -> bool: ...
  39      def isnumeric(self) -> bool: ...
  40      def isspace(self) -> bool: ...
  41      def istitle(self) -> bool: ...
  42      def isupper(self) -> bool: ...
  43      def join(self, seq: Iterable[Text]) -> Text: ...
  44      def ljust(self: _UST, width: int, *args: Any) -> _UST: ...
  45      def lower(self: _UST) -> _UST: ...
  46      def lstrip(self: _UST, chars: Optional[Text] = ...) -> _UST: ...
  47      def partition(self, sep: Text) -> Tuple[Text, Text, Text]: ...
  48      def replace(self: _UST, old: Text, new: Text, maxsplit: int = ...) -> _UST: ...
  49      def rfind(self, sub: Text, start: int = ..., end: int = ...) -> int: ...
  50      def rindex(self, sub: Text, start: int = ..., end: int = ...) -> int: ...
  51      def rjust(self: _UST, width: int, *args: Any) -> _UST: ...
  52      def rpartition(self, sep: Text) -> Tuple[Text, Text, Text]: ...
  53      def rstrip(self: _UST, chars: Optional[Text] = ...) -> _UST: ...
  54      def split(self, sep: Optional[Text] = ..., maxsplit: int = ...) -> List[Text]: ...
  55      def rsplit(self, sep: Optional[Text] = ..., maxsplit: int = ...) -> List[Text]: ...
  56      def splitlines(self, keepends: int = ...) -> List[Text]: ...
  57      def startswith(self, suffix: Text, start: int = ..., end: int = ...) -> bool: ...
  58      def strip(self: _UST, chars: Optional[Text] = ...) -> _UST: ...
  59      def swapcase(self: _UST) -> _UST: ...
  60      def title(self: _UST) -> _UST: ...
  61      def translate(self: _UST, *args: Any) -> _UST: ...
  62      def upper(self: _UST) -> _UST: ...
  63      def zfill(self: _UST, width: int) -> _UST: ...
  64  
  65  class MutableString(UserString, MutableSequence[MutableString]):
  66      @overload
  67      def __getitem__(self: _MST, i: int) -> _MST: ...
  68      @overload
  69      def __getitem__(self: _MST, s: slice) -> _MST: ...
  70      def __setitem__(self, index: Union[int, slice], sub: Any) -> None: ...
  71      def __delitem__(self, index: Union[int, slice]) -> None: ...
  72      def immutable(self) -> UserString: ...
  73      def __iadd__(self: _MST, other: Any) -> _MST: ...
  74      def __imul__(self, n: int) -> _MST: ...
  75      def insert(self, index: int, value: Any) -> None: ...
  76