8000 Pep8 numpy polynomial by charris · Pull Request #4924 · numpy/numpy · GitHub
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Pep8 numpy polynomial #4924

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Merged
merged 5 commits into from
Aug 4, 2014
Merged

Pep8 numpy polynomial #4924

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2243fee
BUG: Fix typo in hermite_e.py.
charris Jul 30, 2014
346489a
STY: PEP8 fixes for files in numpy/polynomial.
charris Jul 30, 2014
daf9335
MAINT: Remove unused variables and imports in numpy/polynomial/*.py.
charris Jul 30, 2014
02f922b
STY: PEP8 fixes for numpy/polynomial/tests/*.py.
charris Jul 30, 2014
f9c6398
MAINT: Fix blemishes in numpy/polynomial/tests revealed by pyflakes.
charris Jul 30, 2014
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MAINT: Fix blemishes in numpy/polynomial/tests revealed by pyflakes.
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@charris
charris committed Jul 30, 2014
commit f9c6398d4f021e9509e19157a0d5ee72b27a8c2a
28 changes: 21 additions & 7 deletions numpy/polynomial/tests/test_classes.py
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8000
Original file line number Diff line number Diff line change
Expand Up @@ -10,12 +10,10 @@

import numpy as np
from numpy.polynomial import (
Polynomial, Legendre, Chebyshev, Laguerre,
Hermite, HermiteE)
Polynomial, Legendre, Chebyshev, Laguerre, Hermite, HermiteE)
from numpy.testing import (
TestCase, assert_almost_equal, assert_raises,
assert_equal, assert_, run_module_suite, dec)
from numpy.testing.noseclasses import KnownFailure
assert_almost_equal, assert_raises, assert_equal, assert_,
run_module_suite)
from numpy.compat import long


Expand Down Expand Up @@ -410,6 +408,9 @@ def check_roots(Poly):
d = Poly.domain + random((2,))*.25
w = Poly.window + random((2,))*.25
tgt = np.sort(random((5,)))
res = np.sort(Poly.fromroots(tgt, domain=d, window=w).roots())
assert_almost_equal(res, tgt)
# default domain and window
res = np.sort(Poly.fromroots(tgt).roots())
assert_almost_equal(res, tgt)

Expand Down Expand Up @@ -468,6 +469,12 @@ def check_deriv(Poly):
p3 = p1.integ(1, k=[1])
assert_almost_equal(p2.deriv(1).coef, p3.coef)
assert_almost_equal(p2.deriv(2).coef, p1.coef)
# default domain and window
p1 = Poly([1, 2, 3])
p2 = p1.integ(2, k=[1, 2])
p3 = p1.integ(1, k=[1])
assert_almost_equal(p2.deriv(1).coef, p3.coef)
assert_almost_equal(p2.deriv(2).coef, p1.coef)


def check_linspace(Poly):
Expand All @@ -491,11 +498,18 @@ def check_linspace(Poly):
def check_pow(Poly):
d = Poly.domain + random((2,))*.25
w = Poly.window + random((2,))*.25
tgt = Poly([1], domain=d, window=d)
tst = Poly([1, 2, 3], domain=d, window=d)
tgt = Poly([1], domain=d, window=w)
tst = Poly([1, 2, 3], domain=d, window=w)
for i in range(5):
assert_poly_almost_equal(tst**i, tgt)
tgt = tgt * tst
# default domain and window
tgt = Poly([1])
tst = Poly([1, 2, 3])
for i in range(5):
assert_poly_almost_equal(tst**i, tgt)
tgt = tgt * tst
# check error for invalid powers
assert_raises(ValueError, op.pow, tgt, 1.5)
assert_raises(ValueError, op.pow, tgt, -1)

Expand Down
1 change: 0 additions & 1 deletion numpy/polynomial/tests/test_hermite.py
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Expand Up @@ -119,7 +119,6 @@ def test_hermval(self):
y = [polyval(x, c) for c in Hlist]
for i in range(10):
msg = "At i=%d" % i
ser = np.zeros
tgt = y[i]
res = herm.hermval(x, [0]*i + [1])
assert_almost_equal(res, tgt, err_msg=msg)
Expand Down
5 changes: 3 additions & 2 deletions numpy/polynomial/tests/test_hermite_e.py
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Expand Up @@ -6,7 +6,9 @@
import numpy as np
import numpy.polynomial.hermite_e as herme
from numpy.polynomial.polynomial import polyval
from numpy.testing import *
from numpy.testing import (
TestCase, assert_almost_equal, assert_raises,
assert_equal, assert_, run_module_suite)

He0 = np.array([1])
He1 = np.array([0, 1])
Expand Down Expand Up @@ -117,7 +119,6 @@ def test_hermeval(self):
y = [polyval(x, c) for c in Helist]
for i in range(10):
msg = "At i=%d" % i
ser = np.zeros
tgt = y[i]
res = herme.hermeval(x, [0]*i + [1])
assert_almost_equal(res, tgt, err_msg=msg)
Expand Down
1 change: 0 additions & 1 deletion numpy/polynomial/tests/test_laguerre.py
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Expand Up @@ -116,7 +116,6 @@ def test_lagval(self):
y = [polyval(x, c) for c in Llist]
for i in range(7):
msg = "At i=%d" % i
ser = np.zeros
tgt = y[i]
res = lag.lagval(x, [0]*i + [1])
assert_almost_equal(res, tgt, err_msg=msg)
Expand Down
1 change: 0 additions & 1 deletion numpy/polynomial/tests/test_legendre.py
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Expand Up @@ -120,7 +120,6 @@ def test_legval(self):
y = [polyval(x, c) for c in Llist]
for i in range(10):
msg = "At i=%d" % i
ser = np.zeros
tgt = y[i]
res = leg.legval(x, [0]*i + [1])
assert_almost_equal(res, tgt, err_msg=msg)
Expand Down
8 changes: 7 additions & 1 deletion numpy/polynomial/tests/test_polyutils.py
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Expand Up @@ -5,7 +5,9 @@

import numpy as np
import numpy.polynomial.polyutils as pu
from numpy.testing import *
from numpy.testing import (
TestCase, assert_almost_equal, assert_raises,
assert_equal, assert_, run_module_suite)


class TestMisc(TestCase):
Expand Down Expand Up @@ -101,3 +103,7 @@ def test_mapparms(self):
tgt = [-1 + 1j, 1 - 1j]
res = pu.mapparms(dom1, dom2)
assert_almost_equal(res, tgt)


if __name__ == "__main__":
run_module_suite()
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