- Issue #13119: sys.stdout and sys.stderr are now using "\r\n" newline on
Windows, as Python 2.
-- Issue #14579: Fix CVE-2012-2135: vulnerability in the utf-16 decoder after
- error handling. Patch by Serhiy Storchaka.
-
-- Issue #15404: Refleak in PyMethodObject repr.
-
-- Issue #15394: An issue in PyModule_Create that caused references to
- be leaked on some error paths has been fixed. Patch by Julia Lawall.
+- Issue #15534: Fix the fast-search function for non-ASCII Unicode strings.
-- Issue #15368: An issue that caused bytecode generation to be
- non-deterministic when using randomized hashing (-R) has been fixed.
+- Issue #15508: Fix the docstring for __import__ to have the proper default
+ value of 0 for 'level' and to not mention negative levels since they are
+ not supported.
-- Issue #15020: The program name used to search for Python's path is now
- "python3" under Unix, not "python".
+- Issue #15425: Eliminated traceback noise from more situations involving
+ importlib
-- Issue #15033: Fix the exit status bug when modules invoked using -m swith,
- return the proper failure return value (1). Patch contributed by Jeff Knupp.
+- Issue #14578: Support modules registered in the Windows registry again.
-- Issue #12268: File readline, readlines and read() or readall() methods
- no longer lose data when an underlying read system call is interrupted.
- IOError is no longer raised due to a read system call returning EINTR
- from within these methods.
+- Issue #15466: Stop using TYPE_INT64 in marshal, to make importlib.h
+ (and other byte code files) equal between 32-bit and 64-bit systems.
-- Issue #15142: Fix reference leak when deallocating instances of types
- created using PyType_FromSpec().
+- Issue #1692335: Move initial args assignment to
+ BaseException.__new__ to help pickling of naive subclasses.
-- Issue #10053: Don't close FDs when FileIO.__init__ fails. Loosely based on
- the work by Hirokazu Yamamoto.
+- Issue #12834: Fix PyBuffer_ToContiguous() for non-contiguous arrays.
-- Issue #14775: Fix a potential quadratic dict build-up due to the garbage
- collector repeatedly trying to untrack dicts.
+- Issue #15456: Fix code __sizeof__ after #12399 change.
+ Patch by Serhiy Storchaka.
-- Issue #14494: Fix __future__.py and its documentation to note that
- absolute imports are the default behavior in 3.0 instead of 2.7.
- Patch by Sven Marnach.
+- Issue #15404: Refleak in PyMethodObject repr.
-- Issue #14761: Fix potential leak on an error case in the import machinery.
+- Issue #15394: An issue in PyModule_Create that caused references to
+ be leaked on some error paths has been fixed. Patch by Julia Lawall.
-- Issue #14699: Fix calling the classmethod descriptor directly.
+- Issue #15368: An issue that caused bytecode generation to be
+ non-deterministic has been fixed.
-- Issue #14433: Prevent msvcrt crash in interactive prompt when stdin
- is closed.
+- Issue #15202: Consistently use the name "follow_symlinks" for
+ new parameters in os and shutil functions.
-- Issue #11603 (again): Setting __repr__ to __str__ now raises a RuntimeError
- when repr() or str() is called on such an object.
+- Issue #15314: __main__.__loader__ is now set correctly during
+ interpreter startup
-- Issue #14658: Fix binding a special method to a builtin implementation of a
- special method with a different name.
+- Issue #15111: When a module imported using 'from import' has an ImportError
+ inside itself, don't mask that fact behind a generic ImportError for the
+ module itself.
-- Issue #14630: Fix a memory access bug for instances of a subclass of int
- with value 0.
+- Issue #15293: Add GC support to the AST base node type.
-- Issue #14612: Fix jumping around with blocks by setting f_lineno.
+- Issue #15291: Fix a memory leak where AST nodes where not properly
+ deallocated.
-- Issue #14607: Fix keyword-only arguments which started with ``__``.
+- Issue #15110: Fix the tracebacks generated by "import xxx" to not show
+ the importlib stack frames.
-- Issue #13889: Check and (if necessary) set FPU control word before calling
- any of the dtoa.c string <-> float conversion functions, on MSVC builds of
- Python. This fixes issues when embedding Python in a Delphi app.
+- Issue #15020: The program name used to search for Python's path is now
+ "python3" under Unix, not "python".
-- Issue #14474: Save and restore exception state in thread.start_new_thread()
- while writing error message if the thread leaves a unhandled exception.
+- Issue #15033: Fix the exit status bug when modules invoked using -m swith,
+ return the proper failure return value (1). Patch contributed by Jeff Knupp.
-- Issue #13019: Fix potential reference leaks in bytearray.extend(). Patch
- by Suman Saha.
+- Issue #15229: An OSError subclass whose __init__ doesn't call back
+ OSError.__init__ could produce incomplete instances, leading to crashes
+ when calling str() on them.
-- Issue #14378: Fix compiling ast.ImportFrom nodes with a "__future__" string as
- the module name that was not interned.
+- Issue 15307: Virtual environments now use symlinks with framework builds
+ on Mac OS X, like other POSIX builds.
-- Issue #14331: Use significantly less stack space when importing modules by
- allocating path buffers on the heap instead of the stack.
+Library
+-------
-- Issue #14334: Prevent in a segfault in type.__getattribute__ when it was not
- passed strings.
++- Issue #15424: Add a __sizeof__ implementation for array objects.
++ Patch by Ludwig Hähne.
+
-- Issue #1469629: Allow cycles through an object's __dict__ slot to be
- collected. (For example if ``x.__dict__ is x``).
+- Issue #15576: Allow extension modules to act as a package's __init__ module.
-- Issue #14172: Fix reference leak when marshalling a buffer-like object
- (other than a bytes object).
+- Issue #15502: Have importlib.invalidate_caches() work on sys.meta_path
+ instead of sys.path_importer_cache.
-- Issue #13521: dict.setdefault() now does only one lookup for the given key,
- making it "atomic" for many purposes. Patch by Filip Gruszczyński.
+- Issue #15163: Pydoc shouldn't list __loader__ as module data.
-- Issue #14471: Fix a possible buffer overrun in the winreg module.
+- Issue #15471: Do not use mutable objects as defaults for
+ importlib.__import__().
-Library
--------
+- Issue #15559: To avoid a problematic failure mode when passed to the bytes
+ constructor, objects in the ipaddress module no longer implement __index__
+ (they still implement __int__ as appropriate)
-- Issue #15424: Add a __sizeof__ implementation for array objects.
- Patch by Ludwig Hähne.
+- Issue #15546: Fix handling of pathological input data in the peek() and
+ read1() methods of the BZ2File, GzipFile and LZMAFile classes.
- Issue #13052: Fix IDLE crashing when replace string in Search/Replace dialog
ended with '\'. Patch by Roger Serwy.