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author | Guido van Rossum <guido@python.org> | 1998-04-13 21:00:54 (GMT) |
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committer | Guido van Rossum <guido@python.org> | 1998-04-13 21:00:54 (GMT) |
commit | 974f295dd4cbf5cdb0f709d296f8741310c1796f (patch) | |
tree | 462264ea61075c893fc8065ac7f16afec353ed57 | |
parent | 68fede768a81dd16f528a7ddbb39085468da7c59 (diff) | |
download | cpython-974f295dd4cbf5cdb0f709d296f8741310c1796f.zip cpython-974f295dd4cbf5cdb0f709d296f8741310c1796f.tar.gz cpython-974f295dd4cbf5cdb0f709d296f8741310c1796f.tar.bz2 |
Some more new stuff.
-rw-r--r-- | Misc/NEWS | 56 |
1 files changed, 43 insertions, 13 deletions
@@ -31,6 +31,13 @@ in the same archive file, and perhaps not on the same date. - All bugs noted on the errors page (and many unnoted) are fixed. All new bugs take their places. +- No longer a core dump when attempting to print (or repr(), or str()) +a list or dictionary that contains an instance of itself; instead, the +recursive entry is printed as [...] or {...}. See Py_ReprEnter() and +Py_ReprLeave() below. Comparisons of such objects still go beserk, +since this requires a different kind of fix; fortunately, this is a +less common scenario in practice. + Syntax change ------------- @@ -52,13 +59,9 @@ careful with the order in which modules are destroyed. Destructors pwill now generally be able to reference built-in names such as None without trouble. -- On case-insensitive platforms such as Mac and Windows, require the -case of a module's filename, e.g. "SocketServer.py", to match the case -of the module name as specified in the import statement. This is an -experimental feature -- if it turns out to break in too many -situations, it will be removed (or disabled by default) in the future. -On Windows, it can be disabled on a per-case basis by setting the -environment variable PYTHONCASEOK (to any value). +- Case-insensitive platforms such as Mac and Windows require the case +of a module's filename to match the case of the module name as +specified in the import statement (see below). - The code for figuring out the default path now distinguishes between files, modules, executable files, and directories. When expecting a @@ -68,9 +71,10 @@ Parser/tokenizer changes ------------------------ - The tokenizer can now warn you when your source code mixes tabs and -spaces for indentation in a manner that depends on the worth of a tab -in spaces. Use "python -t" or "python -v" to enable this option. Use -"python -tt" to turn the warnings into errors. +spaces for indentation in a manner that depends on how much a tab is +worth in spaces. Use "python -t" or "python -v" to enable this +option. Use "python -tt" to turn the warnings into errors. (See also +tabnanny.py and tabpolice.py below.) - Return unsigned characters from tok_nextc(), so '\377' isn't mistaken for an EOF character. @@ -161,7 +165,9 @@ Standard library modules - All standard library modules have been converted to an indentation style using either only tabs or only spaces -- never a mixture -- if -they weren't already consistent according to tabnanny. +they weren't already consistent according to tabnanny. This means +that the new -t option (see above) won't complain about standard +library modules. - New standard library modules: @@ -199,8 +205,8 @@ the re module and the supporting pcre extension) by Andrew Kuchling. Incompatible new feature in re.sub(): the handling of escapes in the replacement string has changed. -- Interface change in copy.py: a __deepcopy__ method is now called -with the memo dictionary as an argument. +- Interface change in the copy module: a __deepcopy__ method is now +called with the memo dictionary as an argument. - Feature change in the tokenize module: differentiate between NEWLINE token (an official newline) and NL token (a newline that the grammar @@ -323,6 +329,13 @@ so Tcl will be finalized when Python exits. The Python/C API ---------------- +- New function PyThreadState_GetDict() returns a per-thread dictionary +intended for storing thread-local global variables. + +- New functions Py_ReprEnter() and Py_ReprLeave() use the per-thread +dictionary to allow recursive container types to detect recursion in +their repr(), str() and print implementations. + - New function PyObject_Not(x) calculates (not x) according to Python's standard rules (basically, it negates the outcome PyObject_IsTrue(x). @@ -369,6 +382,23 @@ of the file. - Make sure setvbuf() isn't used unless HAVE_SETVBUF is defined. +Windows 95/NT +------------- + +- The .lib files are now part of the distribution; they are collected +in the subdirectory "libs" of the installation directory. + +- The extension modules (.pyd files) are now collected in a separate +subdirectory of the installation directory named "DLLs". + +- The case of a module's filename must now match the case of the +module name as specified in the import statement. This is an +experimental feature -- if it turns out to break in too many +situations, it will be removed (or disabled by default) in the future. +It can be disabled on a per-case basis by setting the environment +variable PYTHONCASEOK (to any value). + + ====================================================================== |