Chris AtLee added the comment:
I keep needing to know the number of seconds that a timedelta represents,
so I implemented the following patch.
This returns only the integer portion, but could be modified to return a
floating point value.
----------
nosy: +catlee
Added file: http://bugs.python.org/file8837/timedelta.diff
_____________________________________
Tracker <[EMAIL PROTECTED]>
<http://bugs.python.org/issue1673409>
_____________________________________
Index: Doc/library/datetime.rst
===================================================================
--- Doc/library/datetime.rst (revision 59236)
+++ Doc/library/datetime.rst (working copy)
@@ -266,7 +266,13 @@
efficient pickling, and in Boolean contexts, a :class:`timedelta` object is
considered to be true if and only if it isn't equal to ``timedelta(0)``.
+Instance methods:
+.. method:: timedelta.tosecs()
+
+ Returns the total number of seconds this timedelta object represents.
+ This is equivalent to (timedelta.days * 3600 * 24) + timedelta.seconds
+
.. _datetime-date:
:class:`date` Objects
Index: Lib/test/test_datetime.py
===================================================================
--- Lib/test/test_datetime.py (revision 59236)
+++ Lib/test/test_datetime.py (working copy)
@@ -475,6 +475,11 @@
self.assertEqual(str(t3), str(t4))
self.assertEqual(t4.as_hours(), -1)
+ def test_tosecs(self):
+ for s in (100, 1000, 10000000, 100000000000):
+ td = timedelta(seconds = s)
+ self.assertEqual(td.tosecs(), s)
+
#############################################################################
# date tests
Index: Modules/datetimemodule.c
===================================================================
--- Modules/datetimemodule.c (revision 59236)
+++ Modules/datetimemodule.c (working copy)
@@ -2058,6 +2058,28 @@
return Py_BuildValue("ON", Py_Type(self), delta_getstate(self));
}
+static PyObject *
+delta_tosecs(PyDateTime_Delta* self)
+{
+ PyObject *t1, *t2;
+ PyObject *days, *secs;
+ PyObject *retval;
+
+ t1 = PyLong_FromLong(GET_TD_DAYS(self));
+ t2 = PyLong_FromLong(3600*24);
+ days = PyNumber_Multiply(t1, t2);
+ Py_DECREF(t1);
+ Py_DECREF(t2);
+
+ secs = PyLong_FromLong(GET_TD_SECONDS(self));
+
+ retval = PyNumber_Add(days, secs);
+ Py_DECREF(days);
+ Py_DECREF(secs);
+
+ return retval;
+}
+
#define OFFSET(field) offsetof(PyDateTime_Delta, field)
static PyMemberDef delta_members[] = {
@@ -2077,6 +2099,8 @@
{"__reduce__", (PyCFunction)delta_reduce, METH_NOARGS,
PyDoc_STR("__reduce__() -> (cls, state)")},
+ {"tosecs", (PyCFunction)delta_tosecs, METH_NOARGS,
+ PyDoc_STR("Total number of seconds represented by this timedelta object.")},
{NULL, NULL},
};
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