Mailman 3 August 2004 - Python-checkins

python/dist/src/Lib/test test_os.py,1.25,1.26
by loewis＠users.sourceforge.net Aug. 29, 2004

Aug. 29, 2004

Update of /cvsroot/python/python/dist/src/Lib/test In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv13928/Lib/test Modified Files: test_os.py Log Message: Patch #934711: Expose platform-specific entropy. Index: test_os.py =================================================================== RCS file: /cvsroot/python/python/dist/src/Lib/test/test_os.py,v retrieving revision 1.25 retrieving revision 1.26 diff -u -d -r1.25 -r1.26 --- test_os.py 8 Jun 2004 20:34:34 -0000 1.25 +++ test_os.py 29 Aug 2004 15:46:34 -0000 1.26 @@ -343,6 +343,16 @@ self.assertEqual(f.read(), '') f.close() +class URandomTests (unittest.TestCase): + def test_urandom(self): + try: + self.assertEqual(len(os.urandom(1)), 1) + self.assertEqual(len(os.urandom(10)), 10) + self.assertEqual(len(os.urandom(100)), 100) + self.assertEqual(len(os.urandom(1000)), 1000) + except NotImplementedError: + pass + def test_main(): test_support.run_unittest( TemporaryFileTests, @@ -351,6 +361,7 @@ WalkTests, MakedirTests, DevNullTests, + URandomTests ) if __name__ == "__main__":

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python/dist/src/Doc/lib libos.tex,1.140,1.141
by loewis＠users.sourceforge.net Aug. 29, 2004

Aug. 29, 2004

Update of /cvsroot/python/python/dist/src/Doc/lib In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv13928/Doc/lib Modified Files: libos.tex Log Message: Patch #934711: Expose platform-specific entropy. Index: libos.tex =================================================================== RCS file: /cvsroot/python/python/dist/src/Doc/lib/libos.tex,v retrieving revision 1.140 retrieving revision 1.141 diff -u -d -r1.140 -r1.141 --- libos.tex 26 Jul 2004 00:42:41 -0000 1.140 +++ libos.tex 29 Aug 2004 15:46:20 -0000 1.141 @@ -1828,3 +1828,22 @@ Also available via \module{os.path}. \versionadded{2.4} \end{datadesc} + + +\subsection{Miscellaneous Functions \label{os-miscfunc}} + +\begin{funcdesc}{urandom}{n} +Return a string of \var{n} random bytes suitable for cryptographic use. + +This function returns random bytes from an OS-specific +randomness source. The returned data should be unpredictable enough for +cryptographic applications, though its exact quality depends on the OS +implementation. On a UNIX-like system this will query /dev/urandom, and +on Windows it will use CryptGenRandom. If a randomness source is not +found, \exception{NotImplementedError} will be raised. +\versionadded{2.4} +\end{funcdesc} + + + +

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python/dist/src/Lib os.py,1.77,1.78
by loewis＠users.sourceforge.net Aug. 29, 2004

Aug. 29, 2004

Update of /cvsroot/python/python/dist/src/Lib In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv13928/Lib Modified Files: os.py Log Message: Patch #934711: Expose platform-specific entropy. Index: os.py =================================================================== RCS file: /cvsroot/python/python/dist/src/Lib/os.py,v retrieving revision 1.77 retrieving revision 1.78 diff -u -d -r1.77 -r1.78 --- os.py 8 Jun 2004 08:29:32 -0000 1.77 +++ os.py 29 Aug 2004 15:46:34 -0000 1.78 @@ -656,3 +656,24 @@ _make_statvfs_result) except NameError: # statvfs_result may not exist pass + +if not _exists("urandom"): + _urandomfd = None + def urandom(n): + """urandom(n) -> str + + Return a string of n random bytes suitable for cryptographic use. + + """ + global _urandomfd + if not _urandomfd: + try: + _urandomfd = open("/dev/urandom", O_RDONLY) + except: + _urandomfd = NotImplementedError + if _urandomfd is NotImplementedError: + raise NotImplementedError("/dev/urandom (or equivalent) not found") + bytes = "" + while len(bytes) < n: + bytes += read(_urandomfd, n - len(bytes)) + return bytes

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[Python-checkins] python/nondist/sandbox/decimal/telco EXPON180.1E6, 1.1, NONE
by rhettinger＠users.sourceforge.net Aug. 29, 2004

Aug. 29, 2004

Update of /cvsroot/python/python/nondist/sandbox/decimal/telco In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv1641 Removed Files: EXPON180.1E6 Log Message: Remove the full sized timing dataset. It was huge, 8Mb and easily available from other sources. Also, it wasn't properly configured with a binary flag. --- EXPON180.1E6 DELETED ---

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python/dist/src/Doc/lib libarray.tex,1.37,1.38
by rhettinger＠users.sourceforge.net Aug. 29, 2004

Aug. 29, 2004

Update of /cvsroot/python/python/dist/src/Doc/lib In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv772/Doc/lib Modified Files: libarray.tex Log Message: SF feature request #992967: array.array objects should support sequences. Made the constructor accept general iterables. Index: libarray.tex =================================================================== RCS file: /cvsroot/python/python/dist/src/Doc/lib/libarray.tex,v retrieving revision 1.37 retrieving revision 1.38 diff -u -d -r1.37 -r1.38 --- libarray.tex 14 Mar 2004 05:43:58 -0000 1.37 +++ libarray.tex 29 Aug 2004 07:50:43 -0000 1.38 @@ -41,10 +41,14 @@ \begin{funcdesc}{array}{typecode\optional{, initializer}} Return a new array whose items are restricted by \var{typecode}, and initialized from the optional \var{initializer} value, which -must be a list or a string. The list or string is passed to the +must be a list, string, or iterable over elements of the +appropriate type. +\versionchanged[Formerly, only lists or strings were accepted]{2.4} +If given a list or string, the initializer is passed to the new array's \method{fromlist()}, \method{fromstring()}, or \method{fromunicode()} method (see below) to add initial items to -the array. +the array. Otherwise, the iterable initializer is passed to the +\method{extend()} method. \end{funcdesc} \begin{datadesc}{ArrayType}

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python/dist/src/Modules arraymodule.c,2.96,2.97
by rhettinger＠users.sourceforge.net Aug. 29, 2004

Aug. 29, 2004

Update of /cvsroot/python/python/dist/src/Modules In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv772/Modules Modified Files: arraymodule.c Log Message: SF feature request #992967: array.array objects should support sequences. Made the constructor accept general iterables. Index: arraymodule.c =================================================================== RCS file: /cvsroot/python/python/dist/src/Modules/arraymodule.c,v retrieving revision 2.96 retrieving revision 2.97 diff -u -d -r2.96 -r2.97 --- arraymodule.c 31 May 2004 00:35:52 -0000 2.96 +++ arraymodule.c 29 Aug 2004 07:50:42 -0000 2.97 @@ -1772,7 +1772,7 @@ array_new(PyTypeObject *type, PyObject *args, PyObject *kwds) { char c; - PyObject *initial = NULL; + PyObject *initial = NULL, *it = NULL; struct arraydescr *descr; if (kwds != NULL) { @@ -1793,9 +1793,15 @@ if (!(initial == NULL || PyList_Check(initial) || PyString_Check(initial) || PyTuple_Check(initial) || (c == 'u' && PyUnicode_Check(initial)))) { - PyErr_SetString(PyExc_TypeError, - "array initializer must be list or string"); - return NULL; + it = PyObject_GetIter(initial); + if (it == NULL) + return NULL; + /* We set initial to NULL so that the subsequent code + will create an empty array of the appropriate type + and afterwards we can use array_iter_extend to populate + the array. + */ + initial = NULL; } for (descr = descriptors; descr->typecode != '\0'; descr++) { if (descr->typecode == c) { @@ -1859,6 +1865,14 @@ } #endif } + if (it != NULL) { + if (array_iter_extend((arrayobject *)a, it) == -1) { + Py_DECREF(it); + Py_DECREF(a); + return NULL; + } + Py_DECREF(it); + } return a; } } @@ -1899,8 +1913,8 @@ "array(typecode [, initializer]) -> array\n\ \n\ Return a new array whose items are restricted by typecode, and\n\ -initialized from the optional initializer value, which must be a list\n\ -or a string.\n\ +initialized from the optional initializer value, which must be a list,\n\ +string. or iterable over elements of the appropriate type.\n\ \n\ Arrays represent basic values and behave very much like lists, except\n\ the type of objects stored in them is constrained.\n\

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python/dist/src/Misc NEWS,1.1115,1.1116
by rhettinger＠users.sourceforge.net Aug. 29, 2004

Aug. 29, 2004

Update of /cvsroot/python/python/dist/src/Misc In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv772/Misc Modified Files: NEWS Log Message: SF feature request #992967: array.array objects should support sequences. Made the constructor accept general iterables. Index: NEWS =================================================================== RCS file: /cvsroot/python/python/dist/src/Misc/NEWS,v retrieving revision 1.1115 retrieving revision 1.1116 diff -u -d -r1.1115 -r1.1116 --- NEWS 26 Aug 2004 01:44:07 -0000 1.1115 +++ NEWS 29 Aug 2004 07:50:42 -0000 1.1116 @@ -732,8 +732,8 @@ - array objects now support the copy module. Also, their resizing scheme has been updated to match that used for list objects. This improves the performance (speed and memory usage) of append() operations. - Also, array.extend() now accepts any iterable argument for repeated - appends without needing to create another temporary array. + Also, array.array() and array.extend() now accept any iterable argument + for repeated appends without needing to create another temporary array. - cStringIO.writelines() now accepts any iterable argument and writes the lines one at a time rather than joining them and writing once.

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python/dist/src/Lib/test test_array.py,1.29,1.30
by rhettinger＠users.sourceforge.net Aug. 29, 2004

Aug. 29, 2004

Update of /cvsroot/python/python/dist/src/Lib/test In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv772/Lib/test Modified Files: test_array.py Log Message: SF feature request #992967: array.array objects should support sequences. Made the constructor accept general iterables. Index: test_array.py =================================================================== RCS file: /cvsroot/python/python/dist/src/Lib/test/test_array.py,v retrieving revision 1.29 retrieving revision 1.30 diff -u -d -r1.29 -r1.30 --- test_array.py 31 May 2004 00:35:52 -0000 1.29 +++ test_array.py 29 Aug 2004 07:50:43 -0000 1.30 @@ -600,6 +600,26 @@ array.array(self.typecode, self.example+self.example[::-1]) ) + def test_constructor_with_iterable_argument(self): + a = array.array(self.typecode, iter(self.example)) + b = array.array(self.typecode, self.example) + self.assertEqual(a, b) + + # non-iterable argument + self.assertRaises(TypeError, array.array, self.typecode, 10) + + # pass through errors raised in __iter__ + class A: + def __iter__(self): + raise UnicodeError + self.assertRaises(UnicodeError, array.array, self.typecode, A()) + + # pass through errors raised in next() + def B(): + raise UnicodeError + yield None + self.assertRaises(UnicodeError, array.array, self.typecode, B()) + def test_coveritertraverse(self): try: import gc @@ -904,8 +924,20 @@ minitemsize = 8 tests.append(DoubleTest) -def test_main(): +def test_main(verbose=None): + import sys + test_support.run_unittest(*tests) -if __name__=="__main__": - test_main() + # verify reference counting + if verbose and hasattr(sys, "gettotalrefcount"): + import gc + counts = [None] * 5 + for i in xrange(len(counts)): + test_support.run_unittest(*tests) + gc.collect() + counts[i] = sys.gettotalrefcount() + print counts + +if __name__ == "__main__": + test_main(verbose=True)

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[Python-checkins] python/nondist/sandbox/decimal/telco telco.py, 1.1, 1.2
by facundobatista＠users.sourceforge.net Aug. 29, 2004

Aug. 29, 2004

Update of /cvsroot/python/python/nondist/sandbox/decimal/telco In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv15615 Modified Files: telco.py Log Message: Fixed URL Index: telco.py =================================================================== RCS file: /cvsroot/python/python/nondist/sandbox/decimal/telco/telco.py,v retrieving revision 1.1 retrieving revision 1.2 diff -u -d -r1.1 -r1.2 --- telco.py 19 Aug 2004 07:53:28 -0000 1.1 +++ telco.py 29 Aug 2004 01:03:29 -0000 1.2 @@ -1,6 +1,6 @@ """ Telco Benchmark for measuring the performance of decimal calculations -http://http://www2.hursley.ibm.com/decimal/telco.html +http://www2.hursley.ibm.com/decimal/telco.html http://www2.hursley.ibm.com/decimal/telcoSpec.html A call type indicator, c, is set from the bottom (least significant) bit of the duration (hence c is 0 or 1).

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python/dist/src/Lib doctest.py,1.95,1.96
by tim_one＠users.sourceforge.net Aug. 29, 2004

Aug. 29, 2004

Update of /cvsroot/python/python/dist/src/Lib In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv12322/Lib Modified Files: doctest.py Log Message: Whitespace normalization. Index: doctest.py =================================================================== RCS file: /cvsroot/python/python/dist/src/Lib/doctest.py,v retrieving revision 1.95 retrieving revision 1.96 diff -u -d -r1.95 -r1.96 --- doctest.py 28 Aug 2004 14:57:55 -0000 1.95 +++ doctest.py 29 Aug 2004 00:38:16 -0000 1.96 @@ -2014,7 +2014,7 @@ >>> doctest._unittest_reportflags == (REPORT_NDIFF | ... REPORT_ONLY_FIRST_FAILURE) True - + Only reporting flags can be set: >>> set_unittest_reportflags(ELLIPSIS) @@ -2036,17 +2036,17 @@ if nrflags: raise ValueError("Invalid flags passed", flags) - + global _unittest_reportflags old = _unittest_reportflags _unittest_reportflags = flags return old - + class FakeModule: """Fake module created by tests """ - + def __init__(self, dict, name): self.__dict__ = dict self.__name__ = name @@ -2065,7 +2065,7 @@ def setUp(self): test = self._dt_test - + if self._dt_setUp is not None: self._dt_setUp(test) @@ -2082,12 +2082,12 @@ old = sys.stdout new = StringIO() optionflags = self._dt_optionflags - + if not (optionflags & valid_unittest_reportflags): # The option flags don't include any reporting flags, # so add the default reporting flags optionflags |= _unittest_reportflags - + runner = DocTestRunner(optionflags=optionflags, checker=self._dt_checker, verbose=False) @@ -2327,7 +2327,7 @@ optionflags A set of doctest option flags expressed as an integer. - + """ suite = unittest.TestSuite()

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