def test_errstate_all_but_one():
olderr = sc.geterr()
with sc.errstate(all='raise', singular='ignore'):
sc.gammaln(0)
with assert_raises(sc.SpecialFunctionError):
sc.spence(-1.0)
assert_equal(olderr, sc.geterr())
def test_errstate_all_but_one():
olderr = sc.geterr()
with sc.errstate(all='raise', singular='ignore'):
sc.gammaln(0)
with assert_raises(sc.SpecialFunctionError):
sc.spence(-1.0)
assert_equal(olderr, sc.geterr())
def test_errstate():
for category, error_code in _sf_error_code_map.items():
for action in _sf_error_actions:
olderr = sc.geterr()
with sc.errstate(**{category: action}):
_check_action(_sf_error_test_function, (error_code, ), action)
assert_equal(olderr, sc.geterr())
def test_errstate():
for category in _sf_error_code_map.keys():
for action in _sf_error_actions:
olderr = sc.geterr()
with sc.errstate(**{category: action}):
_check_action(_sf_error_test_function,
(_sf_error_code_map[category],),
action)
assert_equal(olderr, sc.geterr())
def test_seterr():
entry_err = sc.geterr()
try:
for category, error_code in _sf_error_code_map.items():
for action in _sf_error_actions:
geterr_olderr = sc.geterr()
seterr_olderr = sc.seterr(**{category: action})
assert_(geterr_olderr == seterr_olderr)
newerr = sc.geterr()
assert_(newerr[category] == action)
geterr_olderr.pop(category)
newerr.pop(category)
assert_(geterr_olderr == newerr)
_check_action(_sf_error_test_function, (error_code, ), action)
finally:
sc.seterr(**entry_err)
def test_seterr():
entry_err = sc.geterr()
try:
for category in _sf_error_code_map.keys():
for action in _sf_error_actions:
geterr_olderr = sc.geterr()
seterr_olderr = sc.seterr(**{category: action})
assert_(geterr_olderr == seterr_olderr)
newerr = sc.geterr()
assert_(newerr[category] == action)
geterr_olderr.pop(category)
newerr.pop(category)
assert_(geterr_olderr == newerr)
_check_action(_sf_error_test_function,
(_sf_error_code_map[category],),
action)
finally:
sc.seterr(**entry_err)
def create_profile(time, rate_constants):
""" Computes a concentration profile according to the *model()* function.
Parameters
----------
time : np.array
Time array.
rate_constants : RateConstants
RateConstants object.
Returns
-------
profile : np.array
Concentration profile matrix.
"""
ks = rate_constants.ks
alphas = rate_constants.alphas
if rate_constants.style == 'dec':
s0 = np.ones(ks.shape[0])
elif rate_constants.style == 'custom':
s0 = np.zeros(ks.shape)
for i in range(s0.shape[1]):
s0[0, i] = alphas[i]
s0 = s0.flatten('F')
else:
# assuming a starting population of 100% for the first species
s0 = np.zeros(ks.shape[0])
s0[0] = 1
time = time.reshape(-1)
# sometimes odeint encounters an overflow
errs = scsp.geterr()
errs['overflow'] = 'ignore'
scsp.seterr(**errs)
profile = odeint(model, s0, time, (rate_constants, ))
errs['overflow'] = 'warn'
scsp.seterr(**errs)
if rate_constants.style == 'custom':
profile = np.split(profile, ks.shape[1], axis=1)
profile = np.sum(profile, axis=0)
return profile
def test_errstate_cpp_basic():
olderr = sc.geterr()
with sc.errstate(underflow='raise'):
with assert_raises(sc.SpecialFunctionError):
sc.wrightomega(-1000)
assert_equal(olderr, sc.geterr())
def test_errstate_c_basic():
olderr = sc.geterr()
with sc.errstate(domain='raise'):
with assert_raises(sc.SpecialFunctionError):
sc.spence(-1)
assert_equal(olderr, sc.geterr())
def test_errstate_pyx_basic():
olderr = sc.geterr()
with sc.errstate(singular='raise'):
with assert_raises(sc.SpecialFunctionError):
sc.loggamma(0)
assert_equal(olderr, sc.geterr())
def test_geterr():
err = sc.geterr()
for key, value in err.items():
assert_(key in _sf_error_code_map.keys())
assert_(value in _sf_error_actions)
def test_errstate_cpp_basic():
olderr = sc.geterr()
with sc.errstate(underflow='raise'):
with assert_raises(sc.SpecialFunctionError):
sc.wrightomega(-1000)
assert_equal(olderr, sc.geterr())
def test_errstate_c_basic():
olderr = sc.geterr()
with sc.errstate(domain='raise'):
with assert_raises(sc.SpecialFunctionError):
sc.spence(-1)
assert_equal(olderr, sc.geterr())
def test_errstate_pyx_basic():
olderr = sc.geterr()
with sc.errstate(singular='raise'):
with assert_raises(sc.SpecialFunctionError):
sc.loggamma(0)
assert_equal(olderr, sc.geterr())
def test_geterr():
err = sc.geterr()
for key, value in err.items():
assert_(key in _sf_error_code_map.keys())
assert_(value in _sf_error_actions)