ai-content-maker/.venv/Lib/site-packages/numba/tests/test_complex.py

310 lines
11 KiB
Python

import itertools
import math
import sys
from numba import jit, types
from numba.tests.support import TestCase
from .complex_usecases import *
import unittest
enable_pyobj_flags = {'forceobj': True}
no_pyobj_flags = {'nopython': True}
class BaseComplexTest(object):
def basic_values(self):
reals = [-0.0, +0.0, 1, -1, +1.5, -3.5,
float('-inf'), float('+inf')]
if sys.platform != 'win32':
reals += [float('nan')]
return [complex(x, y) for x, y in itertools.product(reals, reals)]
def more_values(self):
reals = [-0.0, +0.0, 1, -1, -math.pi, +math.pi,
float('-inf'), float('+inf')]
if sys.platform != 'win32':
reals += [float('nan')]
return [complex(x, y) for x, y in itertools.product(reals, reals)]
def non_nan_values(self):
reals = [-0.0, +0.0, 1, -1, -math.pi, +math.pi,
float('inf'), float('-inf')]
return [complex(x, y) for x, y in itertools.product(reals, reals)]
def run_unary(self, pyfunc, x_types, x_values, ulps=1, abs_tol=None,
flags=enable_pyobj_flags):
for tx in x_types:
cfunc = jit((tx,), **flags)(pyfunc)
prec = 'single' if tx in (types.float32, types.complex64) else 'double'
for vx in x_values:
try:
expected = pyfunc(vx)
except ValueError as e:
self.assertIn("math domain error", str(e))
continue
got = cfunc(vx)
msg = 'for input %r with prec %r' % (vx, prec)
self.assertPreciseEqual(got, expected, prec=prec,
ulps=ulps, abs_tol=abs_tol, msg=msg)
def run_binary(self, pyfunc, value_types, values, ulps=1,
flags=enable_pyobj_flags):
for tx, ty in value_types:
cfunc = jit((tx, ty), **flags)(pyfunc)
prec = ('single'
if set([tx, ty]) & set([types.float32, types.complex64])
else 'double')
for vx, vy in values:
try:
expected = pyfunc(vx, vy)
except ValueError as e:
self.assertIn("math domain error", str(e))
continue
except ZeroDivisionError:
continue
got = cfunc(vx, vy)
msg = 'for input %r with prec %r' % ((vx, vy), prec)
self.assertPreciseEqual(got, expected, prec=prec,
ulps=ulps, msg=msg)
class TestComplex(BaseComplexTest, TestCase):
def test_real(self, flags=enable_pyobj_flags):
self.run_unary(real_usecase, [types.complex64, types.complex128],
self.basic_values(), flags=flags)
self.run_unary(real_usecase, [types.int8, types.int64],
[1, 0, -3], flags=flags)
self.run_unary(real_usecase, [types.float32, types.float64],
[1.5, -0.5], flags=flags)
def test_real_npm(self):
self.test_real(flags=no_pyobj_flags)
def test_imag(self, flags=enable_pyobj_flags):
self.run_unary(imag_usecase, [types.complex64, types.complex128],
self.basic_values(), flags=flags)
self.run_unary(imag_usecase, [types.int8, types.int64],
[1, 0, -3], flags=flags)
self.run_unary(imag_usecase, [types.float32, types.float64],
[1.5, -0.5], flags=flags)
def test_imag_npm(self):
self.test_imag(flags=no_pyobj_flags)
def test_conjugate(self, flags=enable_pyobj_flags):
self.run_unary(conjugate_usecase, [types.complex64, types.complex128],
self.basic_values(), flags=flags)
self.run_unary(conjugate_usecase, [types.int8, types.int64],
[1, 0, -3], flags=flags)
self.run_unary(conjugate_usecase, [types.float32, types.float64],
[1.5, -0.5], flags=flags)
def test_conjugate_npm(self):
self.test_conjugate(flags=no_pyobj_flags)
def test_div(self, flags=enable_pyobj_flags):
"""
Test complex.__div__ implementation with non-trivial values.
"""
# XXX Fold into test_operator?
values = list(itertools.product(self.more_values(), self.more_values()))
value_types = [(types.complex128, types.complex128),
(types.complex64, types.complex64)]
self.run_binary(div_usecase, value_types, values, flags=flags)
def test_div_npm(self):
self.test_div(flags=no_pyobj_flags)
class TestCMath(BaseComplexTest, TestCase):
"""
Tests for cmath module support.
"""
def check_predicate_func(self, pyfunc, flags):
self.run_unary(pyfunc, [types.complex128, types.complex64],
self.basic_values(), flags=flags)
def check_unary_func(self, pyfunc, flags, ulps=1, abs_tol=None,
values=None):
self.run_unary(pyfunc, [types.complex128],
values or self.more_values(), flags=flags, ulps=ulps,
abs_tol=abs_tol)
# Avoid discontinuities around pi when in single precision.
self.run_unary(pyfunc, [types.complex64],
values or self.basic_values(), flags=flags, ulps=ulps,
abs_tol=abs_tol)
# Conversions
def test_phase(self):
self.check_unary_func(phase_usecase, enable_pyobj_flags)
def test_phase_npm(self):
self.check_unary_func(phase_usecase, no_pyobj_flags)
def test_polar(self):
self.check_unary_func(polar_usecase, enable_pyobj_flags)
def test_polar_npm(self):
self.check_unary_func(polar_usecase, no_pyobj_flags)
def test_rect(self, flags=enable_pyobj_flags):
def do_test(tp, seed_values):
values = [(z.real, z.imag) for z in seed_values
if not math.isinf(z.imag) or z.real == 0]
self.run_binary(rect_usecase, [(tp, tp)], values, flags=flags)
do_test(types.float64, self.more_values())
# Avoid discontinuities around pi when in single precision.
do_test(types.float32, self.basic_values())
def test_rect_npm(self):
self.test_rect(flags=no_pyobj_flags)
# Classification
def test_isnan(self, flags=enable_pyobj_flags):
self.check_predicate_func(isnan_usecase, enable_pyobj_flags)
def test_isnan_npm(self):
self.check_predicate_func(isnan_usecase, no_pyobj_flags)
def test_isinf(self, flags=enable_pyobj_flags):
self.check_predicate_func(isinf_usecase, enable_pyobj_flags)
def test_isinf_npm(self):
self.check_predicate_func(isinf_usecase, no_pyobj_flags)
def test_isfinite(self, flags=enable_pyobj_flags):
self.check_predicate_func(isfinite_usecase, enable_pyobj_flags)
def test_isfinite_npm(self):
self.check_predicate_func(isfinite_usecase, no_pyobj_flags)
# Power and logarithms
def test_exp(self):
self.check_unary_func(exp_usecase, enable_pyobj_flags, ulps=2)
def test_exp_npm(self):
# Aggressive optimization fixes the following subnormal float problem.
## The two tests are failing due to subnormal float problems.
## We are seeing (6.9532198665326e-310+2.1221202807e-314j) != 0j
self.check_unary_func(exp_usecase, no_pyobj_flags, ulps=2)
def test_log(self):
self.check_unary_func(log_usecase, enable_pyobj_flags)
def test_log_npm(self):
self.check_unary_func(log_usecase, no_pyobj_flags)
def test_log_base(self, flags=enable_pyobj_flags):
values = list(itertools.product(self.more_values(), self.more_values()))
value_types = [(types.complex128, types.complex128),
(types.complex64, types.complex64)]
self.run_binary(log_base_usecase, value_types, values, flags=flags,
ulps=3)
def test_log_base_npm(self):
self.test_log_base(flags=no_pyobj_flags)
def test_log10(self):
self.check_unary_func(log10_usecase, enable_pyobj_flags)
def test_log10_npm(self):
self.check_unary_func(log10_usecase, no_pyobj_flags)
def test_sqrt(self):
self.check_unary_func(sqrt_usecase, enable_pyobj_flags)
def test_sqrt_npm(self):
self.check_unary_func(sqrt_usecase, no_pyobj_flags)
# issue #3499, check large complex128 values, values cross the float32
# representation limit threshold
values = [-10 ** i for i in range(36, 41)]
self.run_unary(sqrt_usecase, [types.complex128],
values, flags=no_pyobj_flags)
# Trigonometric functions
def test_acos(self):
self.check_unary_func(acos_usecase, enable_pyobj_flags, ulps=2)
def test_acos_npm(self):
self.check_unary_func(acos_usecase, no_pyobj_flags, ulps=2)
def test_asin(self):
self.check_unary_func(asin_usecase, enable_pyobj_flags, ulps=2)
def test_asin_npm(self):
self.check_unary_func(asin_usecase, no_pyobj_flags, ulps=2)
def test_atan(self):
self.check_unary_func(atan_usecase, enable_pyobj_flags, ulps=2,)
def test_atan_npm(self):
self.check_unary_func(atan_usecase, no_pyobj_flags, ulps=2,)
def test_cos(self):
self.check_unary_func(cos_usecase, enable_pyobj_flags, ulps=2)
def test_cos_npm(self):
self.check_unary_func(cos_usecase, no_pyobj_flags, ulps=2)
def test_sin(self):
# See test_sinh.
self.check_unary_func(sin_usecase, enable_pyobj_flags, abs_tol='eps')
def test_sin_npm(self):
self.check_unary_func(sin_usecase, no_pyobj_flags, abs_tol='eps')
def test_tan(self):
self.check_unary_func(tan_usecase, enable_pyobj_flags, ulps=2)
def test_tan_npm(self):
self.check_unary_func(tan_usecase, enable_pyobj_flags, ulps=2)
# Hyperbolic functions
def test_acosh(self):
self.check_unary_func(acosh_usecase, enable_pyobj_flags)
def test_acosh_npm(self):
self.check_unary_func(acosh_usecase, no_pyobj_flags)
def test_asinh(self):
self.check_unary_func(asinh_usecase, enable_pyobj_flags, ulps=2)
def test_asinh_npm(self):
self.check_unary_func(asinh_usecase, no_pyobj_flags, ulps=2)
def test_atanh(self):
self.check_unary_func(atanh_usecase, enable_pyobj_flags, ulps=2)
def test_atanh_npm(self):
self.check_unary_func(atanh_usecase, no_pyobj_flags, ulps=2)
def test_cosh(self):
self.check_unary_func(cosh_usecase, enable_pyobj_flags, ulps=2)
def test_cosh_npm(self):
self.check_unary_func(cosh_usecase, no_pyobj_flags, ulps=2)
def test_sinh(self):
self.check_unary_func(sinh_usecase, enable_pyobj_flags, abs_tol='eps')
def test_sinh_npm(self):
self.check_unary_func(sinh_usecase, no_pyobj_flags, abs_tol='eps')
def test_tanh(self):
self.check_unary_func(tanh_usecase, enable_pyobj_flags, ulps=2)
def test_tanh_npm(self):
self.check_unary_func(tanh_usecase, enable_pyobj_flags, ulps=2)
if __name__ == '__main__':
unittest.main()