languages/cpython
languages/cpython
1
0
Fork 0
mirror of https://github.com/python/cpython synced 2024-09-24 01:10:36 +00:00
Code Issues Packages Projects Releases Wiki Activity

Fix spelling errors.

Browse source 
Add note about _symtable.
Add note that 'from ... import *' restriction may go away -- and move
the whole entry closer to the top, because it might bite people.
This commit is contained in:
Jeremy Hylton 2001-02-02 20:06:28 +00:00
parent 5acc0c0cfc
commit d6b1cf9a55
1 changed files with 12 additions and 7 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

19
Misc/NEWS
View file

@ -11,7 +11,7 @@ Core language, builtins, and interpreter
In all previous version of Python, names were resolved in exactly
three namespaces -- the local namespace, the global namespace, and
the builtin namespace. According to this old defintion, if a
the builtin namespace. According to this old definition, if a
function A is defined within a function B, the names bound in B are
not visible in A. The new rules make names bound in B visible in A,
unless A contains a name binding that hides the binding in B.
@ -36,6 +36,13 @@ Core language, builtins, and interpreter
the argument named str and an error will occur when helper() is
called.
- The compiler will report a SyntaxError if "from ... import *" occurs
in a function or class scope. The language reference has documented
that this case is illegal, but the compiler never checked for it.
The recent introduction of nested scope makes the meaning of this
form of name binding ambiguous. In a future release, the compiler
may allow this form when there is no possibility of ambiguity.
- repr(string) is easier to read, now using hex escapes instead of octal,
and using \t, \n and \r instead of \011, \012 and \015 (respectively):
@ -46,12 +53,6 @@ Core language, builtins, and interpreter
- Functions are now compared and hashed by identity, not by value, since
the func_code attribute is writable.
- The compiler will report a SyntaxError if "from ... import *" occurs
in a function or class scope. The language reference has documented
that this case is illegal, but the compiler never checked for it.
The recent introduction of nested scope makes the meaning of this
form of name binding ambiguous.
- Weak references (PEP 205) have been added. This involves a few
changes in the core, an extension module (_weakref), and a Python
module (weakref). The weakref module is the public interface. It
@ -97,6 +98,10 @@ Standard library
- test_capi.py is a start at running tests of the Python C API. The tests
are implemented by the new Modules/_testmodule.c.
- A new extension module, _symtable, provides provisional access to the
internal symbol table used by the Python compiler. A higher-level
interface will be added on top of _symtable in a future release.
Windows changes
- Build procedure: the zlib project is built in a different way that