May 21, 2025 · May 21, 2025 · May 21, 2025 · May 21, 2025 · May 21, 2025 · May 21, 2025
diff --git a/Lib/_pydatetime.py b/Lib/_pydatetime.py
        "Construct a date from a POSIX timestamp (like time.time())."
        if t is None:
            raise TypeError("'NoneType' object cannot be interpreted as an integer")
        if t < 0 andsys.platform.startswith("win"):
        if t < 0 andos.name == 'nt':
            # Windows converters throw an OSError for negative values.
            y, m, d, hh, mm, ss, weekday, jday, dst = _time.localtime(0)
            result = cls(y, m, d)
            us += 1000000

        converter = _time.gmtime if utc else _time.localtime
        if t < 0 andsys.platform.startswith("win"):
        if t < 0 andos.name == 'nt':
            # Windows converters throw an OSError for negative values.
            y, m, d, hh, mm, ss, weekday, jday, dst = converter(0)
            result = cls(y, m, d, hh, mm, ss, 0, tz)
            # thus we can't perform fold detection for values of time less
            # than the max time fold. See comments in _datetimemodule's
            # version of this method for more details.
            if t < max_fold_seconds andsys.platform.startswith("win"):
            if t < max_fold_seconds andos.name == 'nt':
                return result

            y, m, d, hh, mm, ss = converter(t - max_fold_seconds)[:6]
diff --git a/Modules/_datetimemodule.c b/Modules/_datetimemodule.c
                                              tm.tm_mon + 1,
                                              tm.tm_mday,
                                              cls);
 if (date == NULL) {
    return NULL;
 }
 PyObject *result = NULL;
        PyObject *delta = new_delta(0, (int)t, 0, normalize);
        PyObject *result = add_date_timedelta(PyDate_CAST(date), PyDelta_CAST(delta), negate);
 if (delta == NULL) {
    goto error;
 }
 result = add_date_timedelta(PyDate_CAST(date), PyDelta_CAST(delta), negate);
        Py_XDECREF(delta);
    error:
        Py_XDECREF(date);
        return result;
    }
    if (timet < 0) {
        int normalize = 1, factor = 1;
        PyObject *dt = datetime_from_timet_and_us(cls, f, 0, 0, tzinfo);
 if (dt == NULL) {
    return NULL;
 }
 PyObject *result = NULL;
        PyObject *delta = new_delta(0, (int)timet, us, normalize);
        PyObject *result = add_datetime_timedelta(PyDateTime_CAST(dt), PyDelta_CAST(delta), factor);
 if (delta == NULL) {
    goto error;
 }
        result = add_datetime_timedelta(PyDateTime_CAST(dt), PyDelta_CAST(delta), factor);
        Py_XDECREF(delta);
    error:
        Py_XDECREF(dt);
        return result;
    }
Original file line number	Diff line number	Diff line change
Expand Up		@@ -1037,7 +1037,7 @@ def fromtimestamp(cls, t):
		"Construct a date from a POSIX timestamp (like time.time())."
		if t is None:
		raise TypeError("'NoneType' object cannot be interpreted as an integer")
		if t < 0 andsys.platform.startswith("win"):
		if t < 0 andos.name == 'nt':
		# Windows converters throw an OSError for negative values.
		y, m, d, hh, mm, ss, weekday, jday, dst = _time.localtime(0)
		result = cls(y, m, d)
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Expand DownExpand Up		@@ -1869,7 +1869,7 @@ def _fromtimestamp(cls, t, utc, tz):
		us += 1000000

		converter = _time.gmtime if utc else _time.localtime
		if t < 0 andsys.platform.startswith("win"):
		if t < 0 andos.name == 'nt':
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		# Windows converters throw an OSError for negative values.
		y, m, d, hh, mm, ss, weekday, jday, dst = converter(0)
		result = cls(y, m, d, hh, mm, ss, 0, tz)
Expand All		@@ -1887,7 +1887,7 @@ def _fromtimestamp(cls, t, utc, tz):
		# thus we can't perform fold detection for values of time less
		# than the max time fold. See comments in _datetimemodule's
		# version of this method for more details.
		if t < max_fold_seconds andsys.platform.startswith("win"):
		if t < max_fold_seconds andos.name == 'nt':
		return result

		y, m, d, hh, mm, ss = converter(t - max_fold_seconds)[:6]
Expand Down
Original file line number	Diff line number	Diff line change
Expand Up		@@ -3267,9 +3267,17 @@ date_fromtimestamp(PyObject cls, PyObject obj)
		tm.tm_mon + 1,
		tm.tm_mday,
		cls);
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		if (date == NULL) {
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		return NULL;
		}
		PyObject *result = NULL;
		PyObject *delta = new_delta(0, (int)t, 0, normalize);
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		PyObject *result = add_date_timedelta(PyDate_CAST(date), PyDelta_CAST(delta), negate);
		if (delta == NULL) {
		goto error;
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		}
		result = add_date_timedelta(PyDate_CAST(date), PyDelta_CAST(delta), negate);
		Py_XDECREF(delta);
		error:
		Py_XDECREF(date);
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		return result;
		}
Expand DownExpand Up		@@ -5559,9 +5567,17 @@ datetime_from_timestamp(PyObject cls, TM_FUNC f, PyObject timestamp,
		if (timet < 0) {
		int normalize = 1, factor = 1;
		PyObject *dt = datetime_from_timet_and_us(cls, f, 0, 0, tzinfo);
		if (dt == NULL) {
		return NULL;
		}
		PyObject *result = NULL;
		PyObject *delta = new_delta(0, (int)timet, us, normalize);
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		PyObject *result = add_datetime_timedelta(PyDateTime_CAST(dt), PyDelta_CAST(delta), factor);
		if (delta == NULL) {
		goto error;
		}
		result = add_datetime_timedelta(PyDateTime_CAST(dt), PyDelta_CAST(delta), factor);
		Py_XDECREF(delta);
		error:
		Py_XDECREF(dt);
		return result;
		}
Expand Down