Add stubs for itsdangerous. (#537)

This is needed for https://github.com/python/typeshed/issues/28

third_party/2.7/itsdangerous.pyi

@@ -0,0 +1,153 @@
+# Stubs for itsdangerous (Python 2.7)
+#
+# NOTE: This dynamically typed stub was automatically generated by stubgen.
+
+from datetime import datetime
+from itertools import izip
+from typing import Any, Callable, IO, MutableMapping, Optional, Text, Tuple, Union
+
+PY2 = ...  # type: bool
+text_type = unicode
+int_to_byte = chr
+number_types = (int, long, float)
+
+bytes_like = Union[bytearray, str]
+
+class _CompactJSON:
+    def loads(self, payload: Text) -> Any: ...
+    def dumps(self, obj: Any) -> Text: ...
+
+compact_json = _CompactJSON
+EPOCH = ...  # type: int
+
+def want_bytes(s: str, encoding='', errors='') -> str: ...
+def is_text_serializer(serializer: Any) -> bool: ...
+def constant_time_compare(val1: bytes_like, val2: bytes_like) -> bool: ...
+
+class BadData(Exception):
+    message = ...  # type: str
+    def __init__(self, message: str) -> None: ...
+
+class BadPayload(BadData):
+    original_error = ...  # type: Optional[Exception]
+    def __init__(self, message: str, original_error: Optional[Exception]=None) -> None: ...
+
+class BadSignature(BadData):
+    payload = ...  # type: Optional[Any]
+    def __init__(self, message: str, payload: Optional[Any]=None) -> None: ...
+
+class BadTimeSignature(BadSignature):
+    date_signed = ...  # type: Optional[int]
+    def __init__(self, message, payload: Optional[Any]=None, date_signed: Optional[int]=None) -> None: ...
+
+class BadHeader(BadSignature):
+    header = ...  # type: Any
+    original_error = ...  # type: Any
+    def __init__(self, message, payload=None, header=None, original_error=None) -> None: ...
+
+class SignatureExpired(BadTimeSignature): ...
+
+def base64_encode(string: bytes_like) -> str: ...
+def base64_decode(string: bytes_like) -> str: ...
+def int_to_bytes(num: int) -> str: ...
+def bytes_to_int(bytestr: bytes_like) -> int: ...
+
+class SigningAlgorithm:
+    def get_signature(self, key: bytes_like, value: bytes_like) -> str: ...
+    def verify_signature(self, key: bytes_like, value: bytes_like, sig: bytes_like) -> bool: ...
+
+class NoneAlgorithm(SigningAlgorithm):
+    def get_signature(self, key: bytes_like, value: bytes_like) -> str: ...
+
+class HMACAlgorithm(SigningAlgorithm):
+    default_digest_method = ...  # type: Callable
+    digest_method = ...  # type: Callable
+    def __init__(self, digest_method: Optional[Callable]=None) -> None: ...
+    def get_signature(self, key: bytes_like, value: bytes_like) -> str: ...
+
+class Signer:
+    default_digest_method = ...  # type: Callable
+    default_key_derivation = ...  # type: str
+    secret_key = ...  # type: bytes_like
+    sep = ...  # type: str
+    salt = ...  # type: bytes_like
+    key_derivation = ...  # type: str
+    digest_method = ...  # type: Callable
+    algorithm = ...  # type: SigningAlgorithm
+    def __init__(self, secret_key: bytes_like, salt: Optional[bytes_like]=None, sep: Optional[str]='',
+                 key_derivation: Optional[str]=None,
+                 digest_method: Optional[Callable]=None,
+                 algorithm: Optional[SigningAlgorithm]=None) -> None: ...
+    def derive_key(self) -> str: ...
+    def get_signature(self, value: bytes_like) -> str: ...
+    def sign(self, value: bytes_like) -> str: ...
+    def verify_signature(self, value: bytes_like, sig: bytes_like) -> bool: ...
+    def unsign(self, signed_value: str) -> str: ...
+    def validate(self, signed_value: str) -> bool: ...
+
+class TimestampSigner(Signer):
+    def get_timestamp(self) -> int: ...
+    def timestamp_to_datetime(self, ts: int) -> datetime: ...
+    def sign(self, value: bytes_like) -> str: ...
+    def unsign(self, value: str, max_age: Optional[int]=None, return_timestamp=False) -> Any: ...
+    def validate(self, signed_value: str, max_age: Optional[int]=None) -> bool: ...
+
+class Serializer:
+    default_serializer = ...  # type: Any
+    default_signer = ...  # type: Callable[..., Signer]
+    secret_key = ...  # type: Any
+    salt = ...  # type: bytes_like
+    serializer = ...  # type: Any
+    is_text_serializer = ...  # type: bool
+    signer = ...  # type: Signer
+    signer_kwargs = ...  # type: MutableMapping
+    def __init__(self, secret_key: bytes_like, salt: Optional[bytes_like]=b'', serializer=None, signer: Optional[Callable[..., Signer]]=None, signer_kwargs: Optional[MutableMapping]=None) -> None: ...
+    def load_payload(self, payload: Any, serializer=None) -> Any: ...
+    def dump_payload(self, *args, **kwargs) -> str: ...
+    def make_signer(self, salt: Optional[bytes_like]=None) -> Signer: ...
+    def dumps(self, obj: Any, salt: Optional[bytes_like]=None) -> str: ...
+    def dump(self, obj: Any, f: IO[str], salt: Optional[bytes_like]=None) -> None: ...
+    def loads(self, s: str, salt: Optional[bytes_like]=None) -> Any: ...
+    def load(self, f: IO[str], salt: Optional[bytes_like]=None): ...
+    def loads_unsafe(self, s, salt: Optional[bytes_like]=None) -> Tuple[bool, Any]: ...
+    def load_unsafe(self, f: IO[str], *args, **kwargs) -> Tuple[bool, Any]: ...
+
+class TimedSerializer(Serializer):
+    default_signer = ...  # type: Callable[..., TimestampSigner]
+    def loads(self, s: str, salt: Optional[bytes_like]=None, max_age: Optional[int]=None, return_timestamp=False) -> Any: ...
+    def loads_unsafe(self, s: str, salt: Optional[bytes_like]=None, max_age: Optional[int]=None) -> Tuple[bool, Any]: ...
+
+class JSONWebSignatureSerializer(Serializer):
+    jws_algorithms = ...  # type: MutableMapping[str, SigningAlgorithm]
+    default_algorithm = ...  # type: str
+    default_serializer = ...  # type: Any
+    algorithm_name = ...  # type: str
+    algorithm = ...  # type: Any
+    def __init__(self, secret_key: bytes_like, salt: Optional[bytes_like]=None, serializer=None, signer: Optional[Callable[..., Signer]]=None, signer_kwargs: Optional[MutableMapping]=None, algorithm_name: Optional[str]=None) -> None: ...
+    def load_payload(self, payload: Any, return_header=False) -> Any: ...
+    def dump_payload(self, *args, **kwargs) -> str: ...
+    def make_algorithm(self, algorithm_name: str) -> SigningAlgorithm: ...
+    def make_signer(self, salt: Optional[bytes_like]=None, algorithm_name: Optional[str]=None) -> Signer: ...
+    def make_header(self, header_fields=Optional[MutableMapping]) -> MutableMapping: ...
+    def dumps(self, obj: Any, salt: Optional[bytes_like]=None, header_fields=Optional[MutableMapping]) -> str: ...
+    def loads(self, s: str, salt: Optional[bytes_like]=None, return_header=False) -> Any: ...
+    def loads_unsafe(self, s, salt: Optional[bytes_like]=None, return_header=False) -> Tuple[bool, Any]: ...
+
+class TimedJSONWebSignatureSerializer(JSONWebSignatureSerializer):
+    DEFAULT_EXPIRES_IN = ...  # type: int
+    expires_in = ...  # type: int
+    def __init__(self, secret_key: bytes_like, expires_in: Optional[int]=None, **kwargs) -> None: ...
+    def make_header(self, header_fields=Optional[MutableMapping]) -> MutableMapping: ...
+    def loads(self, s: str, salt: Optional[bytes_like]=None, return_header=False) -> Any: ...
+    def get_issue_date(self, header: MutableMapping) -> Optional[datetime]: ...
+    def now(self) -> int: ...
+
+class URLSafeSerializerMixin:
+    def load_payload(self, payload: Any, **kwargs) -> Any: ...
+    def dump_payload(self, *args, **kwargs) -> str: ...
+
+class URLSafeSerializer(URLSafeSerializerMixin, Serializer):
+    default_serializer = ...  # type: Any
+
+class URLSafeTimedSerializer(URLSafeSerializerMixin, TimedSerializer):
+    default_serializer = ...  # type: Any