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Diffstat (limited to 'Doc/whatsnew')
| -rw-r--r-- | Doc/whatsnew/3.5.rst | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/Doc/whatsnew/3.5.rst b/Doc/whatsnew/3.5.rst index 2c74afe..76d57f7 100644 --- a/Doc/whatsnew/3.5.rst +++ b/Doc/whatsnew/3.5.rst @@ -246,6 +246,28 @@ In dictionaries, later values will always override earlier ones:: :pep:`448` -- Additional Unpacking Generalizations +PEP 484 - Type Hints +-------------------- + +This PEP introduces a provisional module to provide these standard +definitions and tools, along with some conventions for situations +where annotations are not available. + +For example, here is a simple function whose argument and return type +are declared in the annotations:: + + def greeting(name: str) -> str: + return 'Hello ' + name + +The type system supports unions, generic types, and a special type +named ``Any`` which is consistent with (i.e. assignable to and from) all +types. + +.. seealso:: + + :pep:`484` -- Type Hints + + PEP 471 - os.scandir() function -- a better and faster directory iterator ------------------------------------------------------------------------- |