def test_hypot(self):
"""hypot should have known output"""
invals = [ [3, 4], list(range(3, 6)), list(range(3,10)), [-1,2,3] ]
ans = [ 5, 7.0710678118654755, 16.73320053068151, 3.7416573867739413 ]
for i, tst in enumerate(invals):
self.assertAlmostEqual(ans[i], tb.hypot(*tst))
for i, tst in enumerate(invals):
self.assertAlmostEqual(ans[i], tb.hypot(tst))
self.assertEqual(5.0, tb.hypot(5.0))
if spacepy.lib.have_libspacepy:
self.assertEqual(tb.hypot(numpy.array([3.,4.])), 5.0)
self.assertEqual(tb.hypot(numpy.array([3,4])), 5.0)
def test_hypot(self):
"""hypot should have known output"""
invals = [ [3, 4], list(range(3, 6)), list(range(3,10)), [-1,2,3] ]
ans = [ 5, 7.0710678118654755, 16.73320053068151, 3.7416573867739413 ]
for i, tst in enumerate(invals):
self.assertAlmostEqual(ans[i], tb.hypot(*tst))
for i, tst in enumerate(invals):
self.assertAlmostEqual(ans[i], tb.hypot(tst))
self.assertEqual(5.0, tb.hypot(5.0))
if spacepy.lib.have_libspacepy:
self.assertEqual(tb.hypot(numpy.array([3.,4.])), 5.0)
self.assertEqual(tb.hypot(numpy.array([3,4])), 5.0)
def runPAdungey(quality):
#test for range of pitch angles
ticks = spt.tickrange('2002-04-18', '2002-04-19', 1)
loci = spc.Coords([[-4, 0, 0], [-5, 0, 0]], 'SM', 'car')
vals = []
for pp in range(1, 91):
dum = lgmpy.get_Lstar(loci.data[1],
ticks.UTC[1],
alpha=pp,
coord_system='SM',
Bfield='Lgm_B_Dungey',
extended_out=True,
LstarQuality=quality)
try:
vals.extend(dum[pp]['Lstar'])
except (IndexError,
TypeError): #get_Lstar returns a 0-D nan in some cases...
vals.extend([dum[pp]['Lstar'].tolist()])
fig = plt.figure()
expect = dungeyLeq(tb.hypot(loci.data[1]))
#print(expect)
plt.plot(100 * (dm.dmarray(vals) - expect) / expect, drawstyle='steps-mid')
plt.ylim([-0.01, 0.01])
plt.xlabel('Pitch Angle')
plt.ylabel('100*(L* - L*$_{exp}$)/L*$_{exp}$')
plt.title('Dungey model [-5,0,0]$_{SM}$' +
'; Quality ({0})'.format(str(quality)))
figname = 'MagEphem_Dungey_test_q{0}'.format(
str(quality)) #'LGM_L*_vs_PA_cdip_q{0}'.format(str(quality))
plt.savefig(''.join([figname, '.png']), dpi=300)
plt.savefig(''.join([figname, '.pdf']))
def runPA(quality):
#test for range of pitch angles
ticks = spt.tickrange('2002-04-18', '2002-04-19', 1)
loci = spc.Coords([[-4,0,0], [-5,0,0]], 'SM', 'car')
vals = []
for pp in range(1,91):
dum = lgmpy.get_Lstar(loci.data[1], ticks.UTC[1], alpha=pp, coord_system='SM',
Bfield='Lgm_B_cdip', extended_out=True, LstarQuality=quality)
try:
vals.extend(dum[pp]['Lstar'])
except (IndexError, TypeError): #get_Lstar returns a 0-D nan in some cases...
vals.extend([dum[pp]['Lstar'].tolist()])
fig = plt.figure()
expect = float(tb.hypot(loci.data[1]))
plt.plot(100*(dm.dmarray(vals)-expect)/expect, drawstyle='steps-mid')
plt.ylim([-0.01, 0.01])
plt.xlabel('Pitch Angle')
plt.ylabel('100*(L* - L*$_{exp}$)/L*$_{exp}$')
plt.title('Cent. dipole [-5,0,0]$_{SM}$'+'; Quality ({0})'.format(str(quality)))
figname = 'MagEphem_CDIP_test_q{0}'.format(str(quality)) #'LGM_L*_vs_PA_cdip_q{0}'.format(str(quality))
plt.savefig(''.join([figname,'.png']), dpi=300)
plt.savefig(''.join([figname,'.pdf']))
def extension_t(n, data):
# ans = tb.hypot(data[0:n])
ans = tb.hypot(data)
def extension_t(n, data):
# ans = tb.hypot(data[0:n])
ans = tb.hypot(data)
