(Also known as the "圆4" architecture, and formerly known as both "EM64T" and "x86-64".) They will not work on Intel Itanium Processors (formerly "IA-64"). The binaries for AMD64 will also work on processors that implement the Intel 64 architecture.PEP 3156, a new "asyncio" module, a new framework for asynchronous I/O.PEP 3154, a new and improved protocol for pickled objects.PEP 456, a new hash algorithm for Python strings and binary data.PEP 454, a new "tracemalloc" module for tracing Python memory allocations. PEP 453, a bundled installer for the pip package manager.PEP 451, standardizing module metadata for Python's module import system.PEP 446, changing file descriptors to not be inherited by default in subprocesses.PEP 445, a new C API for implementing custom memory allocators.PEP 443, adding single-dispatch generic functions to the standard library.PEP 442, improved semantics for object finalization.PEP 436, a build enhancement that will help generate introspection information for builtins.PEP 428, a "pathlib" module providing object-oriented filesystem paths.Among the new major new featuresĪnd changes in the 3.4 release series are Hundreds of small improvements and bug fixes. Python 3.4 includes a range of improvements of the 3.x series, including Major new features of the 3.4 series, compared to 3.3
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