本文整理汇总了Python中quantlib.termstructures.yields.api.YieldTermStructure类的典型用法代码示例。如果您正苦于以下问题：Python YieldTermStructure类的具体用法？Python YieldTermStructure怎么用？Python YieldTermStructure使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
在下文中一共展示了YieldTermStructure类的20个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的Python代码示例。
示例1: test_create_libor_index
def test_create_libor_index(self):
settings = Settings.instance()
# Market information
calendar = TARGET()
# must be a business day
eval_date = calendar.adjust(today())
settings.evaluation_date = eval_date
settlement_days = 2
settlement_date = calendar.advance(eval_date, settlement_days, Days)
# must be a business day
settlement_date = calendar.adjust(settlement_date)
term_structure = YieldTermStructure(relinkable=True)
term_structure.link_to(FlatForward(settlement_date, 0.05,
Actual365Fixed()))
index = Libor('USD Libor', Period(6, Months), settlement_days,
USDCurrency(), calendar, Actual360(),
term_structure)
t = index.tenor
self.assertEqual(t.length, 6)
self.assertEqual(t.units, 2)
self.assertEqual('USD Libor6M Actual/360', index.name)
开发者ID:phenaff，项目名称:pyql，代码行数:28，代码来源:test_indexes.py
示例2: test_create_libor_index
def test_create_libor_index(self):
settings = Settings.instance()
# Market information
calendar = UnitedStates(LiborImpact)
# must be a business day
eval_date = calendar.adjust(today())
settings.evaluation_date = eval_date
settlement_days = 2
settlement_date = calendar.advance(eval_date, settlement_days, Days)
# must be a business day
settlement_date = calendar.adjust(settlement_date)
term_structure = YieldTermStructure(relinkable=True)
term_structure.link_to(FlatForward(settlement_date, 0.05,
Actual365Fixed()))
index = Libor('USDLibor', Period(6, Months), settlement_days,
USDCurrency(), calendar, Actual360(),
term_structure)
default_libor = USDLibor(Period(6, Months))
for attribute in ["business_day_convention", "end_of_month",
"fixing_calendar", "joint_calendar", "tenor",
"fixing_days", "day_counter", "family_name", "name"]:
self.assertEqual(getattr(index, attribute),
getattr(default_libor, attribute))
开发者ID:enthought，项目名称:pyql，代码行数:29，代码来源:test_indexes.py
示例3: test_create_swap_index
def test_create_swap_index(self):
settings = Settings.instance()
# Market information
calendar = TARGET()
# must be a business day
eval_date = calendar.adjust(today())
settings.evaluation_date = eval_date
settlement_days = 2
settlement_date = calendar.advance(eval_date, settlement_days, Days)
# must be a business day
settlement_date = calendar.adjust(settlement_date)
term_structure = YieldTermStructure(relinkable=True)
term_structure.link_to(FlatForward(settlement_date, 0.05,
Actual365Fixed()))
ibor_index = Libor('USD Libor', Period(6, Months), settlement_days,
USDCurrency(), calendar, Actual360(),
term_structure)
index = SwapIndex(
'family name', Period(3, Months), 10, USDCurrency(), TARGET(),
Period(12, Months), Following, Actual360(), ibor_index)
self.assertIsNotNone(index)
开发者ID:GuidoE，项目名称:pyql，代码行数:28，代码来源:test_indexes.py
示例4: test_excel_example_with_zero_coupon_bond
def test_excel_example_with_zero_coupon_bond(self):
todays_date = Date(25, August, 2011)
settlement_days = 3
face_amount = 100
calendar = TARGET()
maturity_date = Date(26, February, 2024)
bond = ZeroCouponBond(
settlement_days, calendar, face_amount, maturity_date, Following,
100., todays_date
)
discounting_term_structure = YieldTermStructure(relinkable=True)
flat_term_structure = FlatForward(
settlement_days = 1,
forward = 0.044,
calendar = NullCalendar(),
daycounter = Actual365Fixed(),
compounding = Continuous,
frequency = Annual)
discounting_term_structure.link_to(flat_term_structure)
bond.set_pricing_engine(discounting_term_structure)
self.assertEquals(
calendar.advance(todays_date, 3, Days), bond.settlement_date()
)
self.assertEquals(0., bond.accrued_amount(bond.settlement_date()))
self.assertAlmostEquals(57.6915, bond.clean_price, 4)
开发者ID:bondgeek，项目名称:pyql，代码行数:32，代码来源:test_bonds.py
示例5: bootstrap_term_structure
def bootstrap_term_structure(self, interpolator=Interpolator.LogLinear):
tolerance = 1.0e-15
settings = Settings()
calendar = JointCalendar(UnitedStates(), UnitedKingdom())
# must be a business day
eval_date = self._eval_date
settings.evaluation_date = eval_date
settlement_days = self._params.settlement_days
settlement_date = calendar.advance(eval_date, settlement_days, Days)
# must be a business day
settlement_date = calendar.adjust(settlement_date)
ts = PiecewiseYieldCurve.from_reference_date(
BootstrapTrait.Discount,
interpolator,
settlement_date,
self._rate_helpers,
DayCounter.from_name(self._termstructure_daycount),
tolerance,
)
self._term_structure = ts
self._discount_term_structure = YieldTermStructure()
self._discount_term_structure.link_to(ts)
self._forecast_term_structure = YieldTermStructure()
self._forecast_term_structure.link_to(ts)
return ts
开发者ID:student-t，项目名称:pyql，代码行数:27，代码来源:market.py
示例6: test_creation
def test_creation(self):
settlement_date = Date(1, January, 2014)
term_structure = YieldTermStructure()
term_structure.link_to(FlatForward(settlement_date, 0.05,
Actual365Fixed()))
index = USDLibor(Period(3, Months), term_structure)
self.assertEqual(index.name, 'USDLibor3M Actual/360')
开发者ID:enthought，项目名称:pyql，代码行数:9，代码来源:test_indexes.py
示例7: test_excel_example_with_fixed_rate_bond
def test_excel_example_with_fixed_rate_bond(self):
"""Port the QuantLib Excel adding bond example to Python. """
todays_date = Date(25, August, 2011)
settings = Settings()
settings.evaluation_date = todays_date
calendar = TARGET()
effective_date = Date(10, Jul, 2006)
termination_date = calendar.advance(effective_date, 10, Years, convention=Unadjusted)
settlement_days = 3
face_amount = 100.0
coupon_rate = 0.05
redemption = 100.0
fixed_bond_schedule = Schedule(
effective_date, termination_date, Period(Annual), calendar, ModifiedFollowing, ModifiedFollowing, Backward
)
issue_date = effective_date
bond = FixedRateBond(
settlement_days,
face_amount,
fixed_bond_schedule,
[coupon_rate],
ActualActual(ISMA),
Following,
redemption,
issue_date,
)
discounting_term_structure = YieldTermStructure(relinkable=True)
flat_term_structure = FlatForward(
settlement_days=1,
forward=0.044,
calendar=NullCalendar(),
daycounter=Actual365Fixed(),
compounding=Continuous,
frequency=Annual,
)
discounting_term_structure.link_to(flat_term_structure)
engine = DiscountingBondEngine(discounting_term_structure)
bond.set_pricing_engine(engine)
self.assertEquals(Date(10, Jul, 2016), termination_date)
self.assertEquals(calendar.advance(todays_date, 3, Days), bond.settlement_date())
self.assertEquals(Date(11, Jul, 2016), bond.maturity_date)
self.assertAlmostEqual(0.6849, bond.accrued_amount(bond.settlement_date()), 4)
self.assertAlmostEqual(102.1154, bond.clean_price, 4)
开发者ID:phista，项目名称:pyql，代码行数:54，代码来源:test_bonds.py
示例8: test_relinkable_structures
def test_relinkable_structures(self):
discounting_term_structure = YieldTermStructure(relinkable=True)
settlement_days = 3
flat_term_structure = FlatForward(settlement_days=settlement_days,
forward=0.044, calendar=NullCalendar(), daycounter=Actual360())
discounting_term_structure.link_to(flat_term_structure)
evaluation_date = Settings().evaluation_date +100
self.assertEqual(
flat_term_structure.discount(evaluation_date),
discounting_term_structure.discount(evaluation_date)
)
another_flat_term_structure = FlatForward(settlement_days=10,
forward=0.067, calendar=NullCalendar(), daycounter=Actual365Fixed())
discounting_term_structure.link_to(another_flat_term_structure)
self.assertEqual(
another_flat_term_structure.discount(evaluation_date),
discounting_term_structure.discount(evaluation_date)
)
self.assertNotEqual(
flat_term_structure.discount(evaluation_date),
discounting_term_structure.discount(evaluation_date)
)
开发者ID:ChinaQuants，项目名称:pyql，代码行数:31，代码来源:test_termstructures.py
示例9: test_create_swap_index
def test_create_swap_index(self):
term_structure = YieldTermStructure()
term_structure.link_to(FlatForward(forward=0.05,
daycounter=Actual365Fixed(),
settlement_days=2,
calendar=UnitedStates()))
ibor_index = USDLibor(Period(3, Months), term_structure)
index = SwapIndex(
'UsdLiborSwapIsdaFixAm', Period(10, Years), 2, USDCurrency(),
UnitedStates(GovernmentBond),
Period(6, Months), ModifiedFollowing,
Thirty360(), ibor_index)
index2 = UsdLiborSwapIsdaFixAm(Period(10, Years), term_structure)
for attr in ['name', 'family_name', 'fixing_calendar', 'tenor',
'day_counter', 'currency']:
self.assertEqual(getattr(index, attr), getattr(index2, attr))
开发者ID:enthought，项目名称:pyql，代码行数:19，代码来源:test_indexes.py
示例10: bootstrap_term_structure
def bootstrap_term_structure(self):
tolerance = 1.0e-15
settings = Settings()
calendar = JointCalendar(UnitedStates(), UnitedKingdom())
# must be a business day
eval_date = self._eval_date
settings.evaluation_date = eval_date
settlement_days = self._params.settlement_days
settlement_date = calendar.advance(eval_date, settlement_days, Days)
# must be a business day
settlement_date = calendar.adjust(settlement_date)
ts = term_structure_factory(
'discount', 'loglinear',
settlement_date, self._rate_helpers,
DayCounter.from_name(self._termstructure_daycount),
tolerance)
self._term_structure = ts
self._discount_term_structure = YieldTermStructure(relinkable=True)
self._discount_term_structure.link_to(ts)
self._forecasting_term_structure = YieldTermStructure(relinkable=True)
self._forecasting_term_structure.link_to(ts)
return 0
开发者ID:JohnnyBurst，项目名称:pyql，代码行数:24，代码来源:market.py
示例11: test_display
def test_display(self):
settings = Settings()
# Date setup
calendar = TARGET()
# Settlement date
settlement_date = calendar.adjust(Date(28, January, 2011))
# Evaluation date
fixing_days = 1
settlement_days = 1
todays_date = calendar.advance(
settlement_date, -fixing_days, Days
)
settings.evaluation_date = todays_date
# Bound attributes
face_amount = 100.0
redemption = 100.0
issue_date = Date(27, January, 2011)
maturity_date = Date(31, August, 2020)
coupon_rate = 0.03625
bond_yield = 0.034921
flat_discounting_term_structure = YieldTermStructure(relinkable=True)
flat_term_structure = FlatForward(
reference_date = settlement_date,
forward = bond_yield,
daycounter = Actual365Fixed(), #actual_actual.ActualActual(actual_actual.Bond),
compounding = Compounded,
frequency = Semiannual)
# have a look at the FixedRateBondHelper to simplify this
# construction
flat_discounting_term_structure.link_to(flat_term_structure)
#Rate
fixed_bond_schedule = Schedule(
issue_date,
maturity_date,
Period(Semiannual),
UnitedStates(market=GOVERNMENTBOND),
Unadjusted,
Unadjusted,
Backward,
False);
bond = FixedRateBond(
settlement_days,
face_amount,
fixed_bond_schedule,
[coupon_rate],
ActualActual(Bond),
Unadjusted,
redemption,
issue_date
)
bfs=bf.BondFunctions()
d=bfs.startDate(bond)
bfs.display()
zspd=bfs.zSpread(bond,100.0,flat_term_structure,Actual365Fixed(),
Compounded,Semiannual,settlement_date,1e-6,100,0.5)
#Also need a test case for a PiecewiseTermStructure...
depositData = [[ 1, Months, 4.581 ],
[ 2, Months, 4.573 ],
[ 3, Months, 4.557 ],
[ 6, Months, 4.496 ],
[ 9, Months, 4.490 ]]
swapData = [[ 1, Years, 4.54 ],
[ 5, Years, 4.99 ],
[ 10, Years, 5.47 ],
[ 20, Years, 5.89 ],
[ 30, Years, 5.96 ]]
rate_helpers = []
end_of_month = True
for m, period, rate in depositData:
tenor = Period(m, Months)
helper = DepositRateHelper(rate/100, tenor, settlement_days,
calendar, ModifiedFollowing, end_of_month,
Actual360())
rate_helpers.append(helper)
liborIndex = Libor('USD Libor', Period(6, Months), settlement_days,
USDCurrency(), calendar, Actual360(),
YieldTermStructure(relinkable=False))
#.........这里部分代码省略.........
开发者ID:tnicolas，项目名称:pyql，代码行数:101，代码来源:test_bondfunctions.py
示例12: test_swap_QL
def test_swap_QL(self):
"""
Test that a swap with fixed coupon = fair rate has an NPV=0
Create from QL objects
"""
nominal = 100.0
fixedConvention = Unadjusted
floatingConvention = ModifiedFollowing
fixedFrequency = Annual
floatingFrequency = Semiannual
fixedDayCount = Thirty360()
floatDayCount = Thirty360()
calendar = TARGET()
settlement_days = 2
eval_date = Date(2, January, 2014)
settings = Settings()
settings.evaluation_date = eval_date
settlement_date = calendar.advance(eval_date, settlement_days, Days)
# must be a business day
settlement_date = calendar.adjust(settlement_date)
termStructure = YieldTermStructure(relinkable=True)
termStructure.link_to(FlatForward(settlement_date, 0.05,
Actual365Fixed()))
index = Libor('USD Libor', Period(6, Months), settlement_days,
USDCurrency(), calendar, Actual360(),
termStructure)
length = 5
fixedRate = .05
floatingSpread = 0.0
maturity = calendar.advance(settlement_date, length, Years,
convention=floatingConvention)
fixedSchedule = Schedule(settlement_date, maturity,
Period(fixedFrequency),
calendar, fixedConvention, fixedConvention,
Rule.Forward, False)
floatSchedule = Schedule(settlement_date, maturity,
Period(floatingFrequency),
calendar, floatingConvention,
floatingConvention,
Rule.Forward, False)
engine = DiscountingSwapEngine(termStructure,
False,
settlement_date, settlement_date)
for swap_type in [Payer, Receiver]:
swap = VanillaSwap(swap_type, nominal, fixedSchedule, fixedRate,
fixedDayCount,
floatSchedule, index, floatingSpread,
floatDayCount, fixedConvention)
swap.set_pricing_engine(engine)
fixed_leg = swap.fixed_leg
floating_leg = swap.floating_leg
f = swap.fair_rate
print('fair rate: %f' % f)
p = swap.net_present_value
print('NPV: %f' % p)
swap = VanillaSwap(swap_type, nominal, fixedSchedule, f,
fixedDayCount,
floatSchedule, index, floatingSpread,
floatDayCount, fixedConvention)
swap.set_pricing_engine(engine)
p = swap.net_present_value
print('NPV: %f' % p)
self.assertAlmostEqual(p, 0)
开发者ID:enthought，项目名称:pyql，代码行数:75，代码来源:test_swap.py
示例13: test_default_constructor
def test_default_constructor(self):
term_structure = YieldTermStructure()
with self.assertRaises(ValueError):
term_structure.discount(Settings().evaluation_date)
开发者ID:ChinaQuants，项目名称:pyql，代码行数:6，代码来源:test_termstructures.py
示例14: test_display
def test_display(self):
settings = Settings()
# Date setup
calendar = TARGET()
# Settlement date
settlement_date = calendar.adjust(Date(28, January, 2011))
# Evaluation date
fixing_days = 1
settlement_days = 1
todays_date = calendar.advance(
settlement_date, -fixing_days, Days
)
settings.evaluation_date = todays_date
# Bound attributes
face_amount = 100.0
redemption = 100.0
issue_date = Date(27, January, 2011)
maturity_date = Date(31, August, 2020)
coupon_rate = 0.03625
bond_yield = 0.034921
flat_discounting_term_structure = YieldTermStructure()
flat_term_structure = FlatForward(
reference_date = settlement_date,
forward = bond_yield,
daycounter = Actual365Fixed(), #actual_actual.ActualActual(actual_actual.Bond),
compounding = Compounded,
frequency = Semiannual)
# have a look at the FixedRateBondHelper to simplify this
# construction
flat_discounting_term_structure.link_to(flat_term_structure)
#Rate
fixed_bond_schedule = Schedule(
issue_date,
maturity_date,
Period(Semiannual),
UnitedStates(market=GOVERNMENTBOND),
Unadjusted,
Unadjusted,
Backward,
False);
bond = FixedRateBond(
settlement_days,
face_amount,
fixed_bond_schedule,
[coupon_rate],
ActualActual(Bond),
Unadjusted,
redemption,
issue_date
)
d=bf.startDate(bond)
zspd=bf.zSpread(bond, 100.0, flat_term_structure, Actual365Fixed(),
Compounded, Semiannual, settlement_date, 1e-6, 100, 0.5)
#Also need a test case for a PiecewiseTermStructure...
depositData = [[ 1, Months, 4.581 ],
[ 2, Months, 4.573 ],
[ 3, Months, 4.557 ],
[ 6, Months, 4.496 ],
[ 9, Months, 4.490 ]]
swapData = [[ 1, Years, 4.54 ],
[ 5, Years, 4.99 ],
[ 10, Years, 5.47 ],
[ 20, Years, 5.89 ],
[ 30, Years, 5.96 ]]
rate_helpers = []
end_of_month = True
for m, period, rate in depositData:
tenor = Period(m, Months)
helper = DepositRateHelper(SimpleQuote(rate/100), tenor, settlement_days,
calendar, ModifiedFollowing, end_of_month,
Actual360())
rate_helpers.append(helper)
liborIndex = Libor('USD Libor', Period(6, Months), settlement_days,
USDCurrency(), calendar, Actual360(),
YieldTermStructure(relinkable=False))
#.........这里部分代码省略.........
开发者ID:student-t，项目名称:pyql，代码行数:101，代码来源:test_bondfunctions.py
示例15: IborMarket
#.........这里部分代码省略.........
@property
def max_date(self):
return 0
def __str__(self):
output = \
"Ibor Market %s\n" % self._name + \
"Number of settlement days: %d\n" % self._params.settlement_days +\
"Fixed rate frequency: %s\n" % self._params.fixed_rate_frequency +\
"Fixed rate convention: %s\n" % self._params.fixed_instrument_convention +\
"Fixed rate daycount: %s\n" % self._params.fixed_instrument_daycounter +\
"Term structure daycount: %s\n" % self._termstructure_daycount + \
"Floating rate index: %s\n" % self._floating_rate_index + \
"Deposit daycount: %s\n" % self._deposit_daycount + \
"Calendar: %s\n" % self._params.calendar
return output
def bootstrap_term_structure(self, interpolator='loglinear'):
tolerance = 1.0e-15
settings = Settings()
calendar = JointCalendar(UnitedStates(), UnitedKingdom())
# must be a business day
eval_date = self._eval_date
settings.evaluation_date = eval_date
settlement_days = self._params.settlement_days
settlement_date = calendar.advance(eval_date, settlement_days, Days)
# must be a business day
settlement_date = calendar.adjust(settlement_date)
ts = PiecewiseYieldCurve(
'discount', interpolator, settlement_date, self._rate_helpers,
DayCounter.from_name(self._termstructure_daycount),
tolerance
)
self._term_structure = ts
self._discount_term_structure = YieldTermStructure(relinkable=True)
self._discount_term_structure.link_to(ts)
self._forecast_term_structure = YieldTermStructure(relinkable=True)
self._forecast_term_structure.link_to(ts)
return ts
def discount(self, date_maturity, extrapolate=True):
return self._discount_term_structure.discount(date_maturity)
def create_fixed_float_swap(self, settlement_date, length, fixed_rate,
floating_spread, **kwargs):
"""
Create a fixed-for-float swap given:
- settlement date
- length in years
- additional arguments to modify market default parameters
"""
_params = self._params._replace(**kwargs)
index = IborIndex.from_name(self._market,
self._forecast_term_structure,
**kwargs)
swap_type = Payer
nominal = 100.0
fixed_convention = \
BusinessDayConvention.from_name(_params.fixed_leg_convention)
floating_convention = \
BusinessDayConvention.from_name(_params.floating_leg_convention)
fixed_frequency = \
code_to_frequency(_params.fixed_leg_period)
floating_frequency = code_to_frequency(_params.floating_leg_period)
fixed_daycount = DayCounter.from_name(_params.fixed_leg_daycount)
float_daycount = DayCounter.from_name(_params.floating_leg_daycount)
calendar = calendar_from_name(_params.calendar)
maturity = calendar.advance(settlement_date, length, Years,
convention=floating_convention)
fixed_schedule = Schedule(settlement_date, maturity,
Period(fixed_frequency), calendar,
fixed_convention, fixed_convention,
Forward, False)
float_schedule = Schedule(settlement_date, maturity,
Period(floating_frequency),
calendar, floating_convention,
floating_convention,
Forward, False)
swap = VanillaSwap(swap_type, nominal, fixed_schedule, fixed_rate,
fixed_daycount, float_schedule, index,
floating_spread, float_daycount, fixed_convention)
engine = DiscountingSwapEngine(self._discount_term_structure,
False,
settlementDate=settlement_date,
npvDate=settlement_date)
swap.set_pricing_engine(engine)
return swap
开发者ID:GuidoE，项目名称:pyql，代码行数:101，代码来源:market.py
示例16: _bndprice
def _bndprice(bond_yield, coupon_rate, pricing_date, maturity_date,
period, basis, compounding_frequency):
"""
Clean price and accrued interest of a bond
"""
_period = str_to_frequency(period)
evaluation_date = pydate_to_qldate(pricing_date)
settings = Settings()
settings.evaluation_date = evaluation_date
calendar = TARGET()
termination_date = pydate_to_qldate(maturity_date)
# effective date must be before settlement date, but do not
# care about exact issuance date of bond
effective_date = Date(termination_date.day, termination_date.month,
evaluation_date.year)
effective_date = calendar.advance(
effective_date, -1, Years, convention=Unadjusted)
settlement_date = calendar.advance(
evaluation_date, 2, Days, convention=ModifiedFollowing)
face_amount = 100.0
redemption = 100.0
fixed_bond_schedule = Schedule(
effective_date,
termination_date,
Period(_period),
calendar,
ModifiedFollowing,
ModifiedFollowing,
Backward
)
issue_date = effective_date
cnt = DayCounter.from_name(basis)
settlement_days = 2
bond = FixedRateBond(
settlement_days,
face_amount,
fixed_bond_schedule,
[coupon_rate],
cnt,
Following,
redemption,
issue_date
)
discounting_term_structure = YieldTermStructure(relinkable=True)
cnt_yield = DayCounter.from_name('Actual/Actual (Historical)')
flat_term_structure = FlatForward(
settlement_days=2,
forward=bond_yield,
calendar=NullCalendar(),
daycounter=cnt_yield,
compounding=Compounded,
frequency=_period)
discounting_term_structure.link_to(flat_term_structure)
engine = DiscountingBondEngine(discounting_term_structure)
bond.set_pricing_engine(engine)
price = bond.clean_price
ac = bond.accrued_amount(pydate_to_qldate(settlement_date))
return (price, ac)
开发者ID:ChinaQuants，项目名称:pyql，代码行数:77，代码来源:fixed_income.py
示例17: test_excel_example_with_floating_rate_bond
def test_excel_example_with_floating_rate_bond(self):
todays_date = Date(25, August, 2011)
settings = Settings()
settings.evaluation_date = todays_date
calendar = TARGET()
effective_date = Date(10, Jul, 2006)
termination_date = calendar.advance(
effective_date, 10, Years, convention=Unadjusted
)
settlement_date = calendar.adjust(Date(28, January, 2011))
settlement_days = 3 #1
face_amount = 13749769.27 #2
coupon_rate = 0.05
redemption = 100.0
float_bond_schedule = Schedule(
effective_date,
termination_date,
Period(Annual),
calendar,
ModifiedFollowing,
ModifiedFollowing,
Backward
)#3
flat_discounting_term_structure = YieldTermStructure(relinkable=True)
forecastTermStructure = YieldTermStructure(relinkable=True)
dc = Actual360()
ibor_index = Euribor6M(forecastTermStructure) #5
fixing_days = 2 #6
gearings = [1,0.0] #7
spreads = [1,0.05] #8
caps = [] #9
floors = [] #10
pmt_conv = ModifiedFollowing #11
issue_date = effective_date
float_bond = FloatingRateBond(settlement_days, face_amount, float_bond_schedule, ibor_index, dc,
fixing_days, gearings, spreads, caps, floors, pmt_conv, redemption, issue_date)
flat_term_structure = FlatForward(
settlement_days = 1,
forward = 0.055,
calendar = NullCalendar(),
daycounter = Actual365Fixed(),
compounding = Continuous,
frequency = Annual)
flat_discounting_term_structure.link_to(flat_term_structure)
forecastTermStructure.link_to(flat_term_structure)
engine = DiscountingBondEngine(flat_discounting_term_structure)
float_bond.set_pricing_engine(engine)
cons_option_vol = ConstantOptionletVolatility(settlement_days, UnitedStates(SETTLEMENT), pmt_conv, 0.95, Actual365Fixed())
coupon_pricer = BlackIborCouponPricer(cons_option_vol)
set_coupon_pricer(float_bond,coupon_pricer)
self.assertEquals(Date(10, Jul, 2016), termination_date)
self.assertEquals(
calendar.advance(todays_date, 3, Days), float_bond.settlement_date()
)
self.assertEquals(Date(11, Jul, 2016), float_bond.maturity_date)
self.assertAlmostEqual(
0.6944, float_bond.accrued_amount(float_bond.settlement_date()), 4
)
self.assertAlmostEqual(98.2485, float_bond.dirty_price, 4)
self.assertAlmostEqual(13500805.2469, float_bond.npv,4)
开发者ID:GuidoE，项目名称:pyql，代码行数:79，代码来源:test_bonds.py
示例18: FixedRateBond
Backward
)
issue_date = effective_date
bond = FixedRateBond(
settlement_days,
face_amount,
fixed_bond_schedule,
[coupon_rate],
ActualActual(ISMA),
Following,
redemption,
issue_date
)
discounting_term_structure = YieldTermStructure(relinkable=True)
flat_term_structure = FlatForward(
settlement_days = 1,
forward = 0.044,
calendar = NullCalendar(),
daycounter = Actual365Fixed(),
compounding = Continuous,
frequency = Annual)
discounting_term_structure.link_to(flat_term_structure)
pricing_engine = DiscountingBondEngine(discounting_term_structure)
bond.set_pricing_engine(pricing_engine)
print('Settlement date: ', bond.settlement_date())
print('Maturity date:', bond.maturity_date)
print('Accrued amount: ', bond.accrued_amount(bond.settlement_date()))
开发者ID:enthought，项目名称:pyql，代码行数:31，代码来源:bonds.py
示例19: YieldTermStructure
BootstrapTrait.Discount, Interpolator.LogLinear, settlementDate, helpers, ts_daycounter
)
helpers = depositHelpers[:2] + futuresHelpers + swapHelpers[1:]
depoFuturesSwapCurve = PiecewiseYieldCurve.from_reference_date(
BootstrapTrait.Discount, Interpolator.LogLinear,settlementDate, helpers, ts_daycounter
)
helpers = depositHelpers[:3] + fraHelpers + swapHelpers
depoFraSwapCurve = PiecewiseYieldCurve.from_reference_date(
BootstrapTrait.Discount, Interpolator.LogLinear, settlementDate, helpers, ts_daycounter
)
# Term structures that will be used for pricing:
discountTermStructure = YieldTermStructure()
forecastTermStructure = YieldTermStructure()
### SWAPS TO BE PRICED
nominal = 1000000
length = 5
maturity = calendar.advance(settlementDate,length,Years)
payFixed = True
fixedLegFrequency = Annual
fixedLegAdjustment = Unadjusted
fixedLegDayCounter = Thirty360()
fixedRate = 0.04
开发者ID:enthought，项目名称:pyql，代码行数:30，代码来源:swap.py
示例20: test_bucketanalysis_bond
def test_bucketanalysis_bond(self):
settings = Settings()
calendar = TARGET()
settlement_date = calendar.adjust(Date(28, January, 2011))
simple_quotes = []
fixing_days = 1
settlement_days = 1
todays_date = calendar.advance(
settlement_date, -fixing_days, Days
)
settings.evaluation_date = todays_date
face_amount = 100.0
redemption = 100.0
issue_date = Date(27, January, 2011)
maturity_date = Date(1, January, 2021)
coupon_rate = 0.055
bond_yield = 0.034921
flat_discounting_term_structure = YieldTermStructure(relinkable=True)
flat_term_structure = FlatForward(
reference_date = settlement_date,
forward = bond_yield,
daycounter = Actual365Fixed(),
compounding = Compounded,
frequency = Semiannual)
flat_discounting_term_structure.link_to(flat_term_structure)
fixed_bond_schedule = Schedule(
issue_date,
maturity_date,
Period(Semiannual),
UnitedStates(market=GOVERNMENTBOND),
Unadjusted,
Unadjusted,
Backward,
False);
bond = FixedRateBond(
settlement_days,
face_amount,
fixed_bond_schedule,
[coupon_rate],
ActualActual(Bond),
Unadjusted,
redemption,
issue_date
)
zspd=bf.zSpread(bond, 100.0, flat_term_structure, Actual365Fixed(),
Compounded, Semiannual, settlement_date, 1e-6, 100, 0.5)
depositData = [[ 1, Months, 4.581 ],
[ 2, Months, 4.573 ],
[ 3, Months, 4.557 ],
[ 6, Months, 4.496 ],
[ 9, Months, 4.490 ]]
swapData = [[ 1, Years, 4.54 ],
[ 5, Years, 4.99 ],
[ 10, Years, 5.47 ],
[ 20, Years, 5.89 ],
[ 30, Years, 5.96 ]]
rate_helpers = []
end_of_month = True
for m, period, rate in depositData:
tenor = Period(m, Months)
sq_rate = SimpleQuote(rate/100)
helper = DepositRateHelper(sq_rate,
tenor,
settlement_days,
calendar,
ModifiedFollowing,
end_of_month,
Actual360())
simple_quotes.append(sq_rate)
rate_helpers.append(helper)
liborIndex = Libor('USD Libor', Period(6, Months), settlement_days,
USDCurrency(), calendar, Actual360(),
YieldTermStructure(relinkable=False))
spread = SimpleQuote(0)
fwdStart = Period(0, Days)
for m, period, rate in swapData:
sq_rate = SimpleQuote(rate/100)
#.........这里部分代码省略.........
开发者ID:ChinaQuants，项目名称:pyql，代码行数:101，代码来源:test_bucketanalysis.py
注：本文中的quantlib.termstructures.yields.api.YieldTermStructure类示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。 |
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