merge

Doc/library/time.rst

@@ -151,6 +151,13 @@ The module defines the following functions and data items:
    .. versionadded:: 3.3
 
 
+.. function:: clock_settime(clk_id, time)
+
+   Set the time of the specified clock *clk_id*.
+
+   .. versionadded:: 3.3
+
+
 .. data:: CLOCK_REALTIME
 
    System-wide real-time clock. Setting this clock requires appropriate
@@ -159,6 +166,15 @@ The module defines the following functions and data items:
    .. versionadded:: 3.3
 
 
+.. data:: CLOCK_HIGHRES
+
+   The Solaris OS has a CLOCK_HIGHRES timer that attempts to use an optimal
+   hardware source, and may give close to nanosecond resolution. CLOCK_HIGHRES
+   is the nonadjustable, high-resolution clock.
+
+   .. versionadded:: 3.3
+
+
 .. data:: CLOCK_MONOTONIC
 
    Clock that cannot be set and represents monotonic time since some

Lib/test/test_decimal.py

@@ -56,76 +56,6 @@
 fractions = {C:cfractions, P:pfractions}
 sys.modules['decimal'] = orig_sys_decimal
 
-############ RunFirst ############
-class RunFirst(unittest.TestCase):
-
-    def setUp(self):
-        self.save_default = self.decimal.DefaultContext.copy()
-
-    def tearDown(self):
-        DefaultContext = self.decimal.DefaultContext
-
-        DefaultContext.prec = self.save_default.prec
-        DefaultContext.rounding = self.save_default.rounding
-        DefaultContext.Emax = self.save_default.Emax
-        DefaultContext.Emin = self.save_default.Emin
-        DefaultContext.capitals = self.save_default.capitals
-        DefaultContext.clamp = self.save_default.clamp
-        DefaultContext.flags = self.save_default.flags
-        DefaultContext.traps = self.save_default.traps
-
-        self.decimal.setcontext(self.decimal.DefaultContext)
-
-    def test_00default_context(self):
-        # The test depends on the fact that getcontext() is called
-        # for the first time.
-        DefaultContext = self.decimal.DefaultContext
-        ROUND_05UP = self.decimal.ROUND_05UP
-        Clamped = self.decimal.Clamped
-        InvalidOperation = self.decimal.InvalidOperation
-
-        DefaultContext.prec = 5001
-        DefaultContext.rounding = ROUND_05UP
-        DefaultContext.Emax = 10025
-        DefaultContext.Emin = -10025
-        DefaultContext.capitals = 0
-        DefaultContext.clamp = 1
-        DefaultContext.flags[InvalidOperation] = True
-        DefaultContext.clear_traps()
-        DefaultContext.traps[Clamped] = True
-
-        # implicit initialization on first access
-        c = self.decimal.getcontext()
-
-        self.assertEqual(c.prec, 5001)
-        self.assertEqual(c.rounding, ROUND_05UP)
-        self.assertEqual(c.Emax, 10025)
-        self.assertEqual(c.Emin, -10025)
-        self.assertEqual(c.capitals, 0)
-        self.assertEqual(c.clamp, 1)
-        for k in c.flags:
-            self.assertFalse(c.flags[k])
-        for k in c.traps:
-            if k is Clamped:
-                self.assertTrue(c.traps[k])
-            else:
-                self.assertFalse(c.traps[k])
-
-        # explicit initialization
-        self.decimal.setcontext(DefaultContext)
-        c = self.decimal.getcontext()
-        for k in c.flags:
-            self.assertFalse(c.flags[k])
-
-class CRunFirst(RunFirst):
-    decimal = C
-class PyRunFirst(RunFirst):
-    decimal = P
-if C:
-    run_unittest(CRunFirst, PyRunFirst)
-else:
-    run_unittest(PyRunFirst)
-############ END RunFirst ############
 
 # Useful Test Constant
 Signals = {

Lib/test/test_thread.py

@@ -132,7 +132,6 @@ def test_save_exception_state_on_error(self):
         # See issue #14474
         def task():
             started.release()
-            sys.stderr = stderr
             raise SyntaxError
         def mywrite(self, *args):
             try:

Lib/test/test_time.py

@@ -47,6 +47,17 @@ def test_clock_getres(self):
         self.assertGreater(res, 0.0)
         self.assertLessEqual(res, 1.0)
 
+    @unittest.skipUnless(hasattr(time, 'clock_settime'),
+                         'need time.clock_settime()')
+    def test_clock_settime(self):
+        t = time.clock_gettime(time.CLOCK_REALTIME)
+        try:
+            time.clock_settime(time.CLOCK_REALTIME, t)
+        except PermissionError:
+            pass
+
+        self.assertRaises(OSError, time.clock_settime, time.CLOCK_MONOTONIC, 0)
+
     def test_conversions(self):
         self.assertEqual(time.ctime(self.t),
                          time.asctime(time.localtime(self.t)))

Modules/_decimal/_decimal.c

@@ -1510,7 +1510,7 @@ current_context(void)
 #define CURRENT_CONTEXT_ADDR(ctx) \
     ctx = CTX(current_context())
 
-/* Return current context, increment reference */
+/* Return a new reference to the current context */
 static PyObject *
 PyDec_GetCurrentContext(void)
 {
@@ -1614,7 +1614,7 @@ current_context(void)
     ctx = CTX(_c_t_x_o_b_j);                    \
 }
 
-/* Return current context, increment reference */
+/* Return a new reference to the current context */
 static PyObject *
 PyDec_GetCurrentContext(void)
 {
@@ -1759,7 +1759,7 @@ static PyTypeObject PyDecContextManager_Type =
     0,                                      /* tp_print */
     (getattrfunc) 0,                        /* tp_getattr */
     (setattrfunc) 0,                        /* tp_setattr */
-    0,                                      /* tp_compare */
+    0,                                      /* tp_reserved */
     (reprfunc) 0,                           /* tp_repr */
     0,                                      /* tp_as_number */
     0,                                      /* tp_as_sequence */
@@ -2699,7 +2699,7 @@ ctx_create_decimal(PyObject *context, PyObject *args)
 
 
 /******************************************************************************/
-/*                        Implicit conversions to Decimal                     */ 
+/*                        Implicit conversions to Decimal                     */
 /******************************************************************************/
 
 /* Try to convert PyObject v to a new PyDecObject conv. If the conversion
@@ -2796,7 +2796,7 @@ convert_op(int type_err, PyObject **conv, PyObject *v, PyObject *context)
 
 
 /******************************************************************************/
-/*              Implicit conversions to Decimal for comparison                */ 
+/*              Implicit conversions to Decimal for comparison                */
 /******************************************************************************/
 
 /* Convert rationals for comparison */

Modules/timemodule.c

@@ -158,6 +158,33 @@ PyDoc_STRVAR(clock_gettime_doc,
 "clock_gettime(clk_id) -> floating point number\n\
 \n\
 Return the time of the specified clock clk_id.");
+
+static PyObject *
+time_clock_settime(PyObject *self, PyObject *args)
+{
+    clockid_t clk_id;
+    PyObject *obj;
+    struct timespec tp;
+    int ret;
+
+    if (!PyArg_ParseTuple(args, "iO:clock_settime", &clk_id, &obj))
+        return NULL;
+
+    if (_PyTime_ObjectToTimespec(obj, &tp.tv_sec, &tp.tv_nsec) == -1)
+        return NULL;
+
+    ret = clock_settime((clockid_t)clk_id, &tp);
+    if (ret != 0) {
+        PyErr_SetFromErrno(PyExc_IOError);
+        return NULL;
+    }
+    Py_RETURN_NONE;
+}
+
+PyDoc_STRVAR(clock_settime_doc,
+"clock_settime(clk_id, time)\n\
+\n\
+Set the time of the specified clock clk_id.");
 #endif
 
 #ifdef HAVE_CLOCK_GETRES
@@ -962,6 +989,9 @@ PyInit_timezone(PyObject *m) {
 #ifdef CLOCK_MONOTONIC_RAW
     PyModule_AddIntMacro(m, CLOCK_MONOTONIC_RAW);
 #endif
+#ifdef CLOCK_HIGHRES
+    PyModule_AddIntMacro(m, CLOCK_HIGHRES);
+#endif
 #ifdef CLOCK_PROCESS_CPUTIME_ID
     PyModule_AddIntMacro(m, CLOCK_PROCESS_CPUTIME_ID);
 #endif
@@ -980,6 +1010,9 @@ static PyMethodDef time_methods[] = {
 #ifdef HAVE_CLOCK_GETTIME
     {"clock_gettime",   time_clock_gettime, METH_VARARGS, clock_gettime_doc},
 #endif
+#ifdef HAVE_CLOCK_GETTIME
+    {"clock_settime",   time_clock_settime, METH_VARARGS, clock_settime_doc},
+#endif
 #ifdef HAVE_CLOCK_GETRES
     {"clock_getres",    time_clock_getres, METH_VARARGS, clock_getres_doc},
 #endif