Python math.trunc方法代碼示例

# 需要導入模塊: import math [as 別名]
# 或者: from math import trunc [as 別名]
def test_trunc(self):
        self.assertEqual(math.trunc(1), 1)
        self.assertEqual(math.trunc(-1), -1)
        self.assertEqual(type(math.trunc(1)), int)
        self.assertEqual(type(math.trunc(1.5)), int)
        self.assertEqual(math.trunc(1.5), 1)
        self.assertEqual(math.trunc(-1.5), -1)
        self.assertEqual(math.trunc(1.999999), 1)
        self.assertEqual(math.trunc(-1.999999), -1)
        self.assertEqual(math.trunc(-0.999999), -0)
        self.assertEqual(math.trunc(-100.999), -100)

        class TestTrunc(object):
            def __trunc__(self):
                return 23

        class TestNoTrunc(object):
            pass

        self.assertEqual(math.trunc(TestTrunc()), 23)

        self.assertRaises(TypeError, math.trunc)
        self.assertRaises(TypeError, math.trunc, 1, 2)
        self.assertRaises((AttributeError, TypeError), math.trunc,
                          TestNoTrunc()) 

# 需要導入模塊: import math [as 別名]
# 或者: from math import trunc [as 別名]
def process(self, cr, uid, table, book_datemode=False):
        self.progressIndicator = 0

        notify_progress_step = (self.numberOfLines / 100) + 1

        for self.processed_lines, row_list in enumerate(table, start=1):
            # Import row
            if not self.import_row(cr, uid, row_list, book_datemode):
                self.problems += 1

            if (self.processed_lines % notify_progress_step) == 0:
                cr.commit()
                completed_quota = float(self.processed_lines) / float(self.numberOfLines)
                completed_percentage = math.trunc(completed_quota * 100)
                self.progressIndicator = completed_percentage
                self.updateProgressIndicator(cr, uid, self.bank_statement_import_id)

        self.progressIndicator = 100
        self.updateProgressIndicator(cr, uid, self.bank_statement_import_id)

        return True 

# 需要導入模塊: import math [as 別名]
# 或者: from math import trunc [as 別名]
def to_jd(year, month, day):
    '''Determine Julian day from Persian date'''

    if year >= 0:
        y = 474
    else:
        y = 473
    epbase = year - y
    epyear = 474 + (epbase % 2820)

    if month <= 7:
        m = (month - 1) * 31
    else:
        m = (month - 1) * 30 + 6

    return day + m + trunc(((epyear * 682) - 110) / 2816) + (epyear - 1) * 365 + trunc(epbase / 2820) * 1029983 + (EPOCH - 1) 

# 需要導入模塊: import math [as 別名]
# 或者: from math import trunc [as 別名]
def from_jd(jd, method=None):
    """Convert a Julian day count to an Armenian date. Use the method of Sarkawag if requested."""
    if method == "sarkawag":
        dc = jd - EPOCH_SARKAWAG
        if dc < 0:
            raise ValueError("Day count out of range for method")
        years = trunc(dc / 365.25)
        yeardays = dc - (365 * years + trunc(years / 4))
        if yeardays == 0:
            yeardays = 366 if years % 4 == 0 else 365
            years -= 1
        months = trunc((yeardays - 1) / 30)
        days = yeardays - (30 * months)
        return years + 533, months + 1, trunc(days)

    dc = jd - EPOCH

    if dc < 0:
        raise ValueError("Day count out of range")

    years = trunc((dc - 1) / 365)
    months = trunc(((dc - 1) % 365) / 30)
    days = dc - (365 * years) - (30 * months)

    return years, months + 1, trunc(days) 

# 需要導入模塊: import math [as 別名]
# 或者: from math import trunc [as 別名]
def from_jd(jd):
    '''Return tuple of ISO (year, week, day) for Julian day'''
    year = gregorian.from_jd(jd)[0]
    day = jwday(jd) + 1

    dayofyear = ordinal.from_jd(jd)[1]
    week = trunc((dayofyear - day + 10) / 7)

    # Reset year
    if week < 1:
        week = weeks_per_year(year - 1)
        year = year - 1

    # Check that year actually has 53 weeks
    elif week == 53 and weeks_per_year(year) != 53:
        week = 1
        year = year + 1

    return year, week, day 

# 需要導入模塊: import math [as 別名]
# 或者: from math import trunc [as 別名]
def _easter_julian(year, mode="dionysian"):
    '''Calculate Easter for the orthodox and eastern churches in the Julian calendar.'''
    # Uses Meeus's Julian algorithm.
    meton = (year % 19)
    b = year % 4
    c = year % 7
    d = (19 * meton + 15) % 30
    if mode == "eastern" and meton == 0:
        d = d + 1
    e = (2 * b + 4 * c - d + 6) % 7
    fmj = 113 + d  # Easter full moon (days after -92 March)
    dmj = fmj + e + 1  # Easter Sunday (days after -92 March)
    esmj = trunc(dmj / 31)  # month of Easter Sunday
    esdj = (dmj % 31) + 1  # day of Easter Sunday

    return year, esmj, esdj 

# 需要導入模塊: import math [as 別名]
# 或者: from math import trunc [as 別名]
def from_jd(jd):
    '''Calculate Julian calendar date from Julian day'''

    jd += 0.5
    z = trunc(jd)

    a = z
    b = a + 1524
    c = trunc((b - 122.1) / 365.25)
    d = trunc(365.25 * c)
    e = trunc((b - d) / 30.6001)

    if trunc(e < 14):
        month = e - 1
    else:
        month = e - 13

    if trunc(month > 2):
        year = c - 4716
    else:
        year = c - 4715

    day = b - d - trunc(30.6001 * e)

    return (year, month, day) 

# 需要導入模塊: import math [as 別名]
# 或者: from math import trunc [as 別名]
def from_jd(jd):
    jd = trunc(jd) + 0.5
    count = trunc(((jd - EPOCH) * 98496.0) / 35975351.0)
    year = count - 1
    i = count
    while jd >= to_jd(i, 7, 1):
        i += 1
        year += 1

    if jd < to_jd(year, 1, 1):
        first = 7
    else:
        first = 1

    month = i = first
    while jd > to_jd(year, i, month_days(year, i)):
        i += 1
        month += 1

    day = int(jd - to_jd(year, month, 1)) + 1
    return (year, month, day) 

# 需要導入模塊: import math [as 別名]
# 或者: from math import trunc [as 別名]
def gregorian_nawruz(year):
    '''
        Return Nawruz in the Gregorian calendar.
        Returns a tuple (month, day), where month is always 3
    '''
    if year == 2059:
        return 3, 20

    # Timestamp of spring equinox.
    equinox = Sun.get_equinox_solstice(year, "spring")

    # Get times of sunsets in Tehran near vernal equinox.
    x, y = Angle(TEHRAN[0]), Angle(TEHRAN[1])
    days = trunc(equinox.get_date()[2]), ceil(equinox.get_date()[2])

    for day in days:
        sunset = Epoch(year, 3, day).rise_set(y, x)[1]
        if sunset > equinox:
            return 3, day 

# 需要導入模塊: import math [as 別名]
# 或者: from math import trunc [as 別名]
def testConversions(self):
        self.assertTypedEquals(-1, math.trunc(F(-11, 10)))
        self.assertTypedEquals(1, math.trunc(F(11, 10)))
        self.assertTypedEquals(-2, math.floor(F(-11, 10)))
        self.assertTypedEquals(-1, math.ceil(F(-11, 10)))
        self.assertTypedEquals(-1, math.ceil(F(-10, 10)))
        self.assertTypedEquals(-1, int(F(-11, 10)))
        self.assertTypedEquals(0, round(F(-1, 10)))
        self.assertTypedEquals(0, round(F(-5, 10)))
        self.assertTypedEquals(-2, round(F(-15, 10)))
        self.assertTypedEquals(-1, round(F(-7, 10)))

        self.assertEqual(False, bool(F(0, 1)))
        self.assertEqual(True, bool(F(3, 2)))
        self.assertTypedEquals(0.1, float(F(1, 10)))

        # Check that __float__ isn't implemented by converting the
        # numerator and denominator to float before dividing.
        self.assertRaises(OverflowError, float, int('2'*400+'7'))
        self.assertAlmostEqual(2.0/3,
                               float(F(int('2'*400+'7'), int('3'*400+'1'))))

        self.assertTypedEquals(0.1+0j, complex(F(1,10))) 

# 需要導入模塊: import math [as 別名]
# 或者: from math import trunc [as 別名]
def test_trunc(self):
        self.assertEqual(math.trunc(1), 1)
        self.assertEqual(math.trunc(-1), -1)
        self.assertEqual(type(math.trunc(1)), int)
        self.assertEqual(type(math.trunc(1.5)), int)
        self.assertEqual(math.trunc(1.5), 1)
        self.assertEqual(math.trunc(-1.5), -1)
        self.assertEqual(math.trunc(1.999999), 1)
        self.assertEqual(math.trunc(-1.999999), -1)
        self.assertEqual(math.trunc(-0.999999), -0)
        self.assertEqual(math.trunc(-100.999), -100)

        class TestTrunc(object):
            def __trunc__(self):
                return 23

        class TestNoTrunc(object):
            pass

        self.assertEqual(math.trunc(TestTrunc()), 23)

        self.assertRaises(TypeError, math.trunc)
        self.assertRaises(TypeError, math.trunc, 1, 2)
        self.assertRaises(TypeError, math.trunc, TestNoTrunc()) 

# 需要導入模塊: import math [as 別名]
# 或者: from math import trunc [as 別名]
def __level_over_overlay(self, window):
        lo_font      = pygame.font.Font(s.FONTS["fipps"], 38)
        s_font       = pygame.font.Font(s.FONTS["retro_computer"], 30)
        txt_lo       = lo_font.render("Level Complete!", 1, s.COLOURS["dark_text"])
        txt_lap      = s_font.render("Best Lap", 1, s.COLOURS["dark_text"])
        txt_lap_v    = s_font.render("%.1fs" % round(self.fastest_lap, 1), 1, s.COLOURS["dark_text"])
        txt_bonus    = s_font.render("Time bonus", 1, s.COLOURS["dark_text"])
        txt_bonus_v  = s_font.render(str(math.trunc(self.time_bonus)), 1, s.COLOURS["dark_text"])
        txt_points   = s_font.render("Points", 1, s.COLOURS["dark_text"])
        txt_points_v = s_font.render(str(math.trunc(self.points)), 1, s.COLOURS["dark_text"])
        overlay      = pygame.Surface(s.DIMENSIONS, pygame.SRCALPHA)

        overlay.fill((255, 255, 255, 150))
        overlay.blit(txt_lo, (s.DIMENSIONS[0] / 2 - txt_lo.get_size()[0] / 2, 20))
        overlay.blit(txt_lap, (20, 180))
        overlay.blit(txt_lap_v, (s.DIMENSIONS[0] - txt_lap_v.get_size()[0] - 10, 190))
        overlay.blit(txt_bonus, (20, 260))
        overlay.blit(txt_bonus_v, (s.DIMENSIONS[0] - txt_bonus_v.get_size()[0] - 10, 270))
        overlay.blit(txt_points, (20, 340))
        overlay.blit(txt_points_v, (s.DIMENSIONS[0] - txt_points_v.get_size()[0] - 10, 350))

        window.blit(overlay, (0,0)) 

# 需要導入模塊: import math [as 別名]
# 或者: from math import trunc [as 別名]
def default(self, o):
        if isinstance(o, set):
            return list(o)
        if isinstance(o, datetime):
            return o.isoformat()
        if isinstance(o, decimal.Decimal):
            return str(trunc(o))
        if isinstance(o, Exception):
            return str(o)
        return json.JSONEncoder.default(self, o) 

# 需要導入模塊: import math [as 別名]
# 或者: from math import trunc [as 別名]
def update_task(self, action_id, task=None, task_metrics=None, status=None, status_data=None):
        """
        Updates the status of an action in the tracking table
        :param action_id: action id
        :param task: name of the task
        :param task_metrics: collect task metrics
        :param status: new action status
        :param status_data: additional date as a dictionary to be added to the tracking table
        :return:
        """

        data = {handlers.TASK_TR_UPDATED: datetime.now().isoformat(), handlers.TASK_TR_UPDATED_TS: int(time())}
        if status is not None:
            data[handlers.TASK_TR_STATUS] = status

        # for completed tasks remove the concurrency id and the wait for completion start time so these items
        # are not longer visible the GSI of these tables
        if status in NOT_LONGER_ACTIVE_STATUSES:
            data[handlers.TASK_TR_CONCURRENCY_ID] = None
            data[handlers.TASK_TR_LAST_WAIT_COMPLETION] = None

            # set TTL for tasks to be remove after retention period
            if os.getenv(handlers.ENV_TASK_CLEANUP_ENABLED, "").lower() == "true":
                if status == handlers.STATUS_COMPLETED or os.getenv(handlers.ENV_KEEP_FAILED_TASKS, "").lower() == "false":
                    task_retention_hours = int(os.getenv(handlers.ENV_TASK_RETENTION_HOURS, 168))
                    ttl = (task_retention_hours * 3600) + math.trunc(time())
                    data[handlers.TASK_TR_TTL] = ttl

        if status_data is not None:
            for i in status_data:
                data[i] = status_data[i]

            data = as_dynamo_safe_types(data)
        self._update(action_id, data)

        if task is not None:
            self._put_task_status_metrics(task, status, task_level=task_metrics, data=status_data) 

# 需要導入模塊: import math [as 別名]
# 或者: from math import trunc [as 別名]
def __ceil__(self):
        t = trunc(self)
        return t if self.signbit else t + 1