diff options
Diffstat (limited to 'Doc/whatsnew/2.5.rst')
| -rw-r--r-- | Doc/whatsnew/2.5.rst | 42 |
1 files changed, 21 insertions, 21 deletions
diff --git a/Doc/whatsnew/2.5.rst b/Doc/whatsnew/2.5.rst index 43ba6e5..16350ac 100644 --- a/Doc/whatsnew/2.5.rst +++ b/Doc/whatsnew/2.5.rst @@ -1,5 +1,5 @@ **************************** - What's New in Python 2.5 + What's New in Python 2.5 **************************** :Author: A.M. Kuchling @@ -220,7 +220,7 @@ in the package index, determine the dependencies for a package, and download the required packages. :: VERSION = '1.0' - setup(name='PyPackage', + setup(name='PyPackage', version=VERSION, requires=['numarray', 'zlib (>=1.1.4)'], obsoletes=['OldPackage'] @@ -388,7 +388,7 @@ write:: else: else-block finally: - final-block + final-block The code in *block-1* is executed. If the code raises an exception, the various :keyword:`except` blocks are tested: if the exception is of class @@ -835,8 +835,8 @@ catch all exceptions, so you commonly need to list :exc:`KeyboardInterrupt` and ... except (KeyboardInterrupt, SystemExit): raise - except: - # Log error... + except: + # Log error... # Continue running program... In Python 2.5, you can now write ``except Exception`` to achieve the same @@ -947,7 +947,7 @@ arguments and returns an integer giving the slice index to use. For example:: class C: def __index__ (self): - return self.value + return self.value The return value must be either a Python integer or long integer. The interpreter will check that the type returned is correct, and raises a @@ -1035,9 +1035,9 @@ Here are all of the changes that Python 2.5 makes to the core Python language. L = ['medium', 'longest', 'short'] # Prints 'longest' - print max(L, key=len) + print max(L, key=len) # Prints 'short', because lexicographically 'short' has the largest value - print max(L) + print max(L) (Contributed by Steven Bethard and Raymond Hettinger.) @@ -1070,8 +1070,8 @@ Here are all of the changes that Python 2.5 makes to the core Python language. using the default ASCII encoding. The result of the comparison is false:: >>> chr(128) == unichr(128) # Can't convert chr(128) to Unicode - __main__:1: UnicodeWarning: Unicode equal comparison failed - to convert both arguments to Unicode - interpreting them + __main__:1: UnicodeWarning: Unicode equal comparison failed + to convert both arguments to Unicode - interpreting them as being unequal False >>> chr(127) == unichr(127) # chr(127) can be converted @@ -1259,10 +1259,10 @@ complete list of changes, or look through the SVN logs for all the details. Printing ``index`` results in the following output:: - defaultdict(<type 'list'>, {'c': ['cammin', 'che'], 'e': ['era'], - 'd': ['del', 'di', 'diritta'], 'm': ['mezzo', 'mi'], - 'l': ['la'], 'o': ['oscura'], 'n': ['nel', 'nostra'], - 'p': ['per'], 's': ['selva', 'smarrita'], + defaultdict(<type 'list'>, {'c': ['cammin', 'che'], 'e': ['era'], + 'd': ['del', 'di', 'diritta'], 'm': ['mezzo', 'mi'], + 'l': ['la'], 'o': ['oscura'], 'n': ['nel', 'nostra'], + 'p': ['per'], 's': ['selva', 'smarrita'], 'r': ['ritrovai'], 'u': ['una'], 'v': ['vita', 'via']} (Contributed by Guido van Rossum.) @@ -1884,17 +1884,17 @@ is that the constructor functions for creating new hashing objects are named differently. :: # Old versions - h = md5.md5() - h = md5.new() + h = md5.md5() + h = md5.new() - # New version + # New version h = hashlib.md5() # Old versions - h = sha.sha() - h = sha.new() + h = sha.sha() + h = sha.new() - # New version + # New version h = hashlib.sha1() # Hash that weren't previously available @@ -2191,7 +2191,7 @@ Changes to Python's build process and to the C API include: case that your extensions were using it, you can replace it by something like the following:: - range = PyObject_CallFunction((PyObject*) &PyRange_Type, "lll", + range = PyObject_CallFunction((PyObject*) &PyRange_Type, "lll", start, stop, step); .. ====================================================================== |