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Example 1
def test_broadcast(self):
assert_almost_equal(np.nper(0.075, -2000, 0, 100000., [0, 1]),
[21.5449442, 20.76156441], 4)
assert_almost_equal(np.ipmt(0.1/12, list(range(5)), 24, 2000),
[-17.29165168, -16.66666667, -16.03647345,
-15.40102862, -14.76028842], 4)
assert_almost_equal(np.ppmt(0.1/12, list(range(5)), 24, 2000),
[-74.998201, -75.62318601, -76.25337923,
-76.88882405, -77.52956425], 4)
assert_almost_equal(np.ppmt(0.1/12, list(range(5)), 24, 2000, 0,
[0, 0, 1, 'end', 'begin']),
[-74.998201, -75.62318601, -75.62318601,
-76.88882405, -76.88882405], 4) Example 2
def test_broadcast(self):
assert_almost_equal(np.nper(0.075, -2000, 0, 100000., [0, 1]),
[21.5449442, 20.76156441], 4)
assert_almost_equal(np.ipmt(0.1/12, list(range(5)), 24, 2000),
[-17.29165168, -16.66666667, -16.03647345,
-15.40102862, -14.76028842], 4)
assert_almost_equal(np.ppmt(0.1/12, list(range(5)), 24, 2000),
[-74.998201, -75.62318601, -76.25337923,
-76.88882405, -77.52956425], 4)
assert_almost_equal(np.ppmt(0.1/12, list(range(5)), 24, 2000, 0,
[0, 0, 1, 'end', 'begin']),
[-74.998201, -75.62318601, -75.62318601,
-76.88882405, -76.88882405], 4) Example 3
def test_broadcast(self):
assert_almost_equal(np.nper(0.075, -2000, 0, 100000., [0, 1]),
[21.5449442, 20.76156441], 4)
assert_almost_equal(np.ipmt(0.1/12, list(range(5)), 24, 2000),
[-17.29165168, -16.66666667, -16.03647345,
-15.40102862, -14.76028842], 4)
assert_almost_equal(np.ppmt(0.1/12, list(range(5)), 24, 2000),
[-74.998201, -75.62318601, -76.25337923,
-76.88882405, -77.52956425], 4)
assert_almost_equal(np.ppmt(0.1/12, list(range(5)), 24, 2000, 0,
[0, 0, 1, 'end', 'begin']),
[-74.998201, -75.62318601, -75.62318601,
-76.88882405, -76.88882405], 4) Example 4
def test_broadcast(self):
assert_almost_equal(np.nper(0.075, -2000, 0, 100000., [0, 1]),
[21.5449442, 20.76156441], 4)
assert_almost_equal(np.ipmt(0.1/12, list(range(5)), 24, 2000),
[-17.29165168, -16.66666667, -16.03647345,
-15.40102862, -14.76028842], 4)
assert_almost_equal(np.ppmt(0.1/12, list(range(5)), 24, 2000),
[-74.998201, -75.62318601, -76.25337923,
-76.88882405, -77.52956425], 4)
assert_almost_equal(np.ppmt(0.1/12, list(range(5)), 24, 2000, 0,
[0, 0, 1, 'end', 'begin']),
[-74.998201, -75.62318601, -75.62318601,
-76.88882405, -76.88882405], 4) Example 5
def test_broadcast(self):
assert_almost_equal(np.nper(0.075, -2000, 0, 100000., [0, 1]),
[21.5449442, 20.76156441], 4)
assert_almost_equal(np.ipmt(0.1/12, list(range(5)), 24, 2000),
[-17.29165168, -16.66666667, -16.03647345,
-15.40102862, -14.76028842], 4)
assert_almost_equal(np.ppmt(0.1/12, list(range(5)), 24, 2000),
[-74.998201, -75.62318601, -76.25337923,
-76.88882405, -77.52956425], 4)
assert_almost_equal(np.ppmt(0.1/12, list(range(5)), 24, 2000, 0,
[0, 0, 1, 'end', 'begin']),
[-74.998201, -75.62318601, -75.62318601,
-76.88882405, -76.88882405], 4) Example 6
def test_broadcast(self):
assert_almost_equal(np.nper(0.075, -2000, 0, 100000., [0, 1]),
[21.5449442, 20.76156441], 4)
assert_almost_equal(np.ipmt(0.1/12, list(range(5)), 24, 2000),
[-17.29165168, -16.66666667, -16.03647345,
-15.40102862, -14.76028842], 4)
assert_almost_equal(np.ppmt(0.1/12, list(range(5)), 24, 2000),
[-74.998201, -75.62318601, -76.25337923,
-76.88882405, -77.52956425], 4)
assert_almost_equal(np.ppmt(0.1/12, list(range(5)), 24, 2000, 0,
[0, 0, 1, 'end', 'begin']),
[-74.998201, -75.62318601, -75.62318601,
-76.88882405, -76.88882405], 4) Example 7
def _convert_when(when):
#Test to see if when has already been converted to ndarray
#This will happen if one function calls another, for example ppmt
if isinstance(when, np.ndarray):
return when
try:
return _when_to_num[when]
except (KeyError, TypeError):
return [_when_to_num[x] for x in when] Example 8
def test_ppmt(self):
np.round(np.ppmt(0.1/12, 1, 60, 55000), 2) == 710.25 Example 9
def _convert_when(when):
#Test to see if when has already been converted to ndarray
#This will happen if one function calls another, for example ppmt
if isinstance(when, np.ndarray):
return when
try:
return _when_to_num[when]
except (KeyError, TypeError):
return [_when_to_num[x] for x in when] Example 10
def ppmt(rate, per, nper, pv, fv=0.0, when='end'):
"""
Compute the payment against loan principal.
Parameters
----------
rate : array_like
Rate of interest (per period)
per : array_like, int
Amount paid against the loan changes. The `per` is the period of
interest.
nper : array_like
Number of compounding periods
pv : array_like
Present value
fv : array_like, optional
Future value
when : {{'begin', 1}, {'end', 0}}, {string, int}
When payments are due ('begin' (1) or 'end' (0))
See Also
--------
pmt, pv, ipmt
"""
total = pmt(rate, nper, pv, fv, when)
return total - ipmt(rate, per, nper, pv, fv, when) Example 11
def test_ppmt(self):
np.round(np.ppmt(0.1/12, 1, 60, 55000), 2) == 710.25 Example 12
def _convert_when(when):
#Test to see if when has already been converted to ndarray
#This will happen if one function calls another, for example ppmt
if isinstance(when, np.ndarray):
return when
try:
return _when_to_num[when]
except (KeyError, TypeError):
return [_when_to_num[x] for x in when] Example 13
def ppmt(rate, per, nper, pv, fv=0.0, when='end'):
"""
Compute the payment against loan principal.
Parameters
----------
rate : array_like
Rate of interest (per period)
per : array_like, int
Amount paid against the loan changes. The `per` is the period of
interest.
nper : array_like
Number of compounding periods
pv : array_like
Present value
fv : array_like, optional
Future value
when : {{'begin', 1}, {'end', 0}}, {string, int}
When payments are due ('begin' (1) or 'end' (0))
See Also
--------
pmt, pv, ipmt
"""
total = pmt(rate, nper, pv, fv, when)
return total - ipmt(rate, per, nper, pv, fv, when) Example 14
def test_ppmt(self):
np.round(np.ppmt(0.1/12, 1, 60, 55000), 2) == 710.25 Example 15
def _convert_when(when):
#Test to see if when has already been converted to ndarray
#This will happen if one function calls another, for example ppmt
if isinstance(when, np.ndarray):
return when
try:
return _when_to_num[when]
except (KeyError, TypeError):
return [_when_to_num[x] for x in when] Example 16
def ppmt(rate, per, nper, pv, fv=0.0, when='end'):
"""
Compute the payment against loan principal.
Parameters
----------
rate : array_like
Rate of interest (per period)
per : array_like, int
Amount paid against the loan changes. The `per` is the period of
interest.
nper : array_like
Number of compounding periods
pv : array_like
Present value
fv : array_like, optional
Future value
when : {{'begin', 1}, {'end', 0}}, {string, int}
When payments are due ('begin' (1) or 'end' (0))
See Also
--------
pmt, pv, ipmt
"""
total = pmt(rate, nper, pv, fv, when)
return total - ipmt(rate, per, nper, pv, fv, when) Example 17
def test_ppmt(self):
np.round(np.ppmt(0.1/12, 1, 60, 55000), 2) == 710.25 Example 18
def _convert_when(when):
#Test to see if when has already been converted to ndarray
#This will happen if one function calls another, for example ppmt
if isinstance(when, np.ndarray):
return when
try:
return _when_to_num[when]
except (KeyError, TypeError):
return [_when_to_num[x] for x in when] Example 19
def ppmt(rate, per, nper, pv, fv=0.0, when='end'):
"""
Compute the payment against loan principal.
Parameters
----------
rate : array_like
Rate of interest (per period)
per : array_like, int
Amount paid against the loan changes. The `per` is the period of
interest.
nper : array_like
Number of compounding periods
pv : array_like
Present value
fv : array_like, optional
Future value
when : {{'begin', 1}, {'end', 0}}, {string, int}
When payments are due ('begin' (1) or 'end' (0))
See Also
--------
pmt, pv, ipmt
"""
total = pmt(rate, nper, pv, fv, when)
return total - ipmt(rate, per, nper, pv, fv, when) Example 20
def test_ppmt(self):
np.round(np.ppmt(0.1/12, 1, 60, 55000), 2) == 710.25 Example 21
def _convert_when(when):
#Test to see if when has already been converted to ndarray
#This will happen if one function calls another, for example ppmt
if isinstance(when, np.ndarray):
return when
try:
return _when_to_num[when]
except (KeyError, TypeError):
return [_when_to_num[x] for x in when] Example 22
def ppmt(rate, per, nper, pv, fv=0.0, when='end'):
"""
Compute the payment against loan principal.
Parameters
----------
rate : array_like
Rate of interest (per period)
per : array_like, int
Amount paid against the loan changes. The `per` is the period of
interest.
nper : array_like
Number of compounding periods
pv : array_like
Present value
fv : array_like, optional
Future value
when : {{'begin', 1}, {'end', 0}}, {string, int}
When payments are due ('begin' (1) or 'end' (0))
See Also
--------
pmt, pv, ipmt
"""
total = pmt(rate, nper, pv, fv, when)
return total - ipmt(rate, per, nper, pv, fv, when) Example 23
def test_ppmt(self):
np.round(np.ppmt(0.1/12, 1, 60, 55000), 2) == 710.25 Example 24
def ppmt(rate, per, nper, pv, fv=0.0, when='end'):
"""
Compute the payment against loan principal.
Parameters
----------
rate : array_like
Rate of interest (per period)
per : array_like, int
Amount paid against the loan changes. The `per` is the period of
interest.
nper : array_like
Number of compounding periods
pv : array_like
Present value
fv : array_like, optional
Future value
when : {{'begin', 1}, {'end', 0}}, {string, int}
When payments are due ('begin' (1) or 'end' (0))
See Also
--------
pmt, pv, ipmt
"""
total = pmt(rate, nper, pv, fv, when)
return total - ipmt(rate, per, nper, pv, fv, when) 