--- /dev/null
+import sys
+from typing import Any, Text
+
+if sys.version_info >= (3,):
+ from io import BytesIO as BytesIO, StringIO as StringIO
+
+ NativeStringIO = StringIO
+else:
+ import cStringIO
+ from StringIO import StringIO as StringIO
+
+ BytesIO = cStringIO.StringIO
+ NativeStringIO = BytesIO
+
+PY2: Any
+WIN: Any
+unichr: Any
+text_type: Any
+string_types: Any
+integer_types: Any
+iterkeys: Any
+itervalues: Any
+iteritems: Any
+iterlists: Any
+iterlistvalues: Any
+int_to_byte: Any
+iter_bytes: Any
+
+def fix_tuple_repr(obj): ...
+def implements_iterator(cls): ...
+def implements_to_string(cls): ...
+def native_string_result(func): ...
+def implements_bool(cls): ...
+
+range_type: Any
+
+def make_literal_wrapper(reference): ...
+def normalize_string_tuple(tup): ...
+def try_coerce_native(s): ...
+
+wsgi_get_bytes: Any
+
+def wsgi_decoding_dance(s, charset: Text = ..., errors: Text = ...): ...
+def wsgi_encoding_dance(s, charset: Text = ..., errors: Text = ...): ...
+def to_bytes(x, charset: Text = ..., errors: Text = ...): ...
+def to_native(x, charset: Text = ..., errors: Text = ...): ...
+def reraise(tp, value, tb: Any | None = ...): ...
+
+imap: Any
+izip: Any
+ifilter: Any
+
+def to_unicode(x, charset: Text = ..., errors: Text = ..., allow_none_charset: bool = ...): ...