def testSExNewCol(self):
"""
Basic tests on the SExtractor table
"""
import tempfile
# create a new column and fill in values
for index in range(self.tdata.nrows):
self.tdata['NEW_COLUMN'][index] = float(index) * float(index)
# create an new temp file
new_tmpfile = tempfile.NamedTemporaryFile()
# write the modified table to the tmp file
self.tdata.writeto(new_tmpfile.name)
# read in the tem file
new_ascii = asciifunction.open(new_tmpfile.name)
# find the column numbers
newc = self.tdata.find('NEW_COLUMN')
# check the column numbers
self.assertEqual(newc, 19)
def testSExNewCol(self):
"""
Basic tests on the SExtractor table
"""
import tempfile
# create a new column and fill in values
for index in range(self.tdata.nrows):
self.tdata['NEW_COLUMN'][index] = float(index)*float(index)
# create an new temp file
new_tmpfile = tempfile.NamedTemporaryFile()
# write the modified table to the tmp file
self.tdata.writeto(new_tmpfile.name)
# read in the tem file
new_ascii = asciifunction.open(new_tmpfile.name)
# find the column numbers
newc = self.tdata.find('NEW_COLUMN')
# check the column numbers
self.assertEqual(newc, 19)
def setUp(self):
"""
Store a string into a temporary file
The method creates a named temporary file and writes
a string given on input into it.
The file reference to the temporary file is returned
for further use of it.
"""
import tempfile
# define the data
data = """1 Null 15.0 aaa
Null 10.2 7.0 bb
1 Null 7.0 cc
26 10.44 1.0 Null"""
# create an open test file
self.tfile = tempfile.NamedTemporaryFile()
# fill data into the test file and flush
self.tfile.write(data)
self.tfile.flush()
# create the test instance
self.tdata = asciifunction.open(self.tfile.name)
def setUp(self):
"""
Store a string into a temporary file
The method creates a named temporary file and writes
a string given on input into it.
The file reference to the temporary file is returned
for further use of it.
"""
import tempfile
# define the data
data = """1 Null 15.0 aaa
Null 10.2 7.0 bb
1 Null 7.0 cc
26 10.44 1.0 Null"""
# create an open test file
self.tfile = tempfile.NamedTemporaryFile()
# fill data into the test file and flush
self.tfile.write(data)
self.tfile.flush()
# create the test instance
self.tdata = asciifunction.open(self.tfile.name)
def setUp(self):
"""
Store a string into a temporary file
The method creates a named temporary file and writes
a string given on input into it.
The file reference to the temporary file is returned
for further use of it.
"""
import tempfile
# define the data
data = """# 1 NUMBER Running object number
# 2 XWIN_IMAGE Windowed position estimate along x [pixel]
# 3 ERRX2WIN_IMAGE Variance of windowed pos along x [pixel**2]
# 4 YWIN_IMAGE Windowed position estimate along y [pixel]
# 5 ERRY2WIN_IMAGE Variance of windowed pos along y [pixel**2]
# 6 VIGNET Pixel data around detection [count]
# 10 AWIN_IMAGE Windowed profile RMS along major axis [pixel]
# 11 ERRAWIN_IMAGE RMS windowed pos error along major axis [pixel]
# 12 BWIN_IMAGE Windowed profile RMS along minor axis [pixel]
# 13 ERRBWIN_IMAGE RMS windowed pos error along minor axis [pixel]
# 14 XWIN_WORLD Windowed position along world x axis [deg]
# 15 YWIN_WORLD Windowed position along world y axis [deg]
# 16 AWIN_WORLD Windowed profile RMS along major axis (world un [deg]
# 17 BWIN_WORLD Windowed profile RMS along minor axis (world un [deg]
# 18 THETAWIN_IMAGE Windowed position angle (CCW/x) [deg]
# 19 ERRTHETAWIN_IMA Windowed error ellipse pos angle (CCW/x) [deg]
# 20 THETAWIN_WORLD Windowed position angle (CCW/world-x) [deg]
# 21 ERRTHETAWIN_WOR Windowed error ellipse pos. angle (CCW/world-x) [deg]
# 22 MAG_AUTO Kron-like elliptical aperture magnitude [mag]
# 23 MAGERR_AUTO RMS error for AUTO magnitude [mag]
# 24 MAG_BEST Best of MAG_AUTO and MAG_ISOCOR [mag]
# 25 MAGERR_BEST RMS error for MAG_BEST [mag]
# 26 MAG_APER Fixed aperture magnitude vector [mag]
# 29 MAGERR_APER RMS error vector for fixed aperture mag. [mag]
# 32 CLASS_STAR S/G classifier output
# 33 FLAGS Extraction flags
# 34 FLUX_APER Aperture flux
#
# Believe it or not, a comment!!
#
1 100.523 4.7898588934e-03 11.911 4.7395137260e-03 2.624896 3.205168 3.886365 4.170891 2.783 0.0693 2.078 0.0688 1.2917689651e+02 9.0495749600e-01 0.0001565747 0.0001174314 -87.9 -21.3 31.2 -50.4 -5.3246 0.0416 -5.0007 0.0685 -3.0908 -4.0255 -4.4398 0.0422 0.0353 0.0360 0.00 19 100.0 110.0
2 100.660 1.5909142490e-02 4.872 9.7755908555e-03 1.135931 1.280251 2.080871 1.316482 7.005 0.1261 3.742 0.0989 1.2917655690e+02 9.0475187327e-01 0.0003907711 0.000218085 6.1 1.1 -61.6 -58.5 -6.4538 0.0214 -5.9503 0.0387 -2.1055 -3.7328 -4.4567 0.1052 0.0476 0.0335 0.00 27 100.0 110.0
3 131.046 4.5551252175e-03 10.382 4.4816703457e-03 0.7003819 1.52853 2.039873 3.597899 1.965 0.0681 1.714 0.0663 1.2917590593e+02 9.0636513151e-01 0.0001080815 9.955581e-05 31.6 -36.3 -89.1 -33.9 -4.6836 0.0524 -4.0672 0.0752 -2.7938 -3.6714 -4.0605 0.0403 0.0391 0.0429 0.00 17 100.0 110.0
4 338.959 2.8985337809e-02 4.966 2.1065494058e-02 2.566542 1.813654 2.990188 3.295038 11.439 0.1704 4.337 0.1450 1.2916939683e+02 9.1610428539e-01 0.0006269945 0.0002865449 11.6 -3.9 -65.5 -55.7 -7.1747 0.0173 -6.6982 0.0218 -2.4454 -3.9800 -4.8584 0.0759 0.0372 0.0241 0.00 25 100.0 110.0
5 166.280 6.5862141396e-03 3.956 5.9103673705e-03 0.6696419 0.8948278 0.9609098 1.225031 1.801 0.0812 1.665 0.0769 1.2917454038e+02 9.0784961355e-01 9.998853e-05 9.544059e-05 36.1 0.4 82.9 -58.7 -4.0865 0.0621 -3.6963 0.1088 -1.6781 -3.1326 -3.5869 0.1229 0.0610 0.0597 0.00 25 100.0 110.0
6 161.446 9.1287947340e-03 3.515 6.9659061424e-03 0.925561 1.324872 1.902285 0.8756383 2.470 0.0956 1.820 0.0835 1.2917466471e+02 9.0760606082e-01 0.0001384499 0.000103526 5.0 1.3 -61.0 -58.8 -4.2483 0.0577 -3.4544 0.1239 -1.8848 -3.0356 -3.5832 0.0954 0.0671 0.0589 0.00 25 100.0 110.0
7 116.389 1.1765660120e-02 4.199 8.9645960633e-03 0.4616966 1.656009 1.185955 1.233691 3.396 0.1085 2.358 0.0947 1.2917605196e+02 9.0548069727e-01 0.0001916109 0.0001324951 -1.8 1.5 -56.8 -58.9 -5.0263 0.0443 -4.2159 0.0943 -1.9416 -3.3972 -4.0421 0.1191 0.0635 0.0512 0.00 25 100.0 110.0"""
# create an open test file
self.tfile = tempfile.NamedTemporaryFile()
# fill data into the test file and flush
self.tfile.write(data)
self.tfile.flush()
# create the test instance
self.tdata = asciifunction.open(self.tfile.name)
def setUp(self):
"""
Store a string into a temporary file
The method creates a named temporary file and writes
a string given on input into it.
The file reference to the temporary file is returned
for further use of it.
"""
import tempfile
# define the data
data = """# 1 NUMBER Running object number
# 2 XWIN_IMAGE Windowed position estimate along x [pixel]
# 3 ERRX2WIN_IMAGE Variance of windowed pos along x [pixel**2]
# 4 YWIN_IMAGE Windowed position estimate along y [pixel]
# 5 ERRY2WIN_IMAGE Variance of windowed pos along y [pixel**2]
# 6 VIGNET Pixel data around detection [count]
# 10 AWIN_IMAGE Windowed profile RMS along major axis [pixel]
# 11 ERRAWIN_IMAGE RMS windowed pos error along major axis [pixel]
# 12 BWIN_IMAGE Windowed profile RMS along minor axis [pixel]
# 13 ERRBWIN_IMAGE RMS windowed pos error along minor axis [pixel]
# 14 XWIN_WORLD Windowed position along world x axis [deg]
# 15 YWIN_WORLD Windowed position along world y axis [deg]
# 16 AWIN_WORLD Windowed profile RMS along major axis (world un [deg]
# 17 BWIN_WORLD Windowed profile RMS along minor axis (world un [deg]
# 18 THETAWIN_IMAGE Windowed position angle (CCW/x) [deg]
# 19 ERRTHETAWIN_IMA Windowed error ellipse pos angle (CCW/x) [deg]
# 20 THETAWIN_WORLD Windowed position angle (CCW/world-x) [deg]
# 21 ERRTHETAWIN_WOR Windowed error ellipse pos. angle (CCW/world-x) [deg]
# 22 MAG_AUTO Kron-like elliptical aperture magnitude [mag]
# 23 MAGERR_AUTO RMS error for AUTO magnitude [mag]
# 24 MAG_BEST Best of MAG_AUTO and MAG_ISOCOR [mag]
# 25 MAGERR_BEST RMS error for MAG_BEST [mag]
# 26 MAG_APER Fixed aperture magnitude vector [mag]
# 29 MAGERR_APER RMS error vector for fixed aperture mag. [mag]
# 32 CLASS_STAR S/G classifier output
# 33 FLAGS Extraction flags
# 34 FLUX_APER Aperture flux
#
# Believe it or not, a comment!!
#
1 100.523 4.7898588934e-03 11.911 4.7395137260e-03 2.624896 3.205168 3.886365 4.170891 2.783 0.0693 2.078 0.0688 1.2917689651e+02 9.0495749600e-01 0.0001565747 0.0001174314 -87.9 -21.3 31.2 -50.4 -5.3246 0.0416 -5.0007 0.0685 -3.0908 -4.0255 -4.4398 0.0422 0.0353 0.0360 0.00 19 100.0 110.0
2 100.660 1.5909142490e-02 4.872 9.7755908555e-03 1.135931 1.280251 2.080871 1.316482 7.005 0.1261 3.742 0.0989 1.2917655690e+02 9.0475187327e-01 0.0003907711 0.000218085 6.1 1.1 -61.6 -58.5 -6.4538 0.0214 -5.9503 0.0387 -2.1055 -3.7328 -4.4567 0.1052 0.0476 0.0335 0.00 27 100.0 110.0
3 131.046 4.5551252175e-03 10.382 4.4816703457e-03 0.7003819 1.52853 2.039873 3.597899 1.965 0.0681 1.714 0.0663 1.2917590593e+02 9.0636513151e-01 0.0001080815 9.955581e-05 31.6 -36.3 -89.1 -33.9 -4.6836 0.0524 -4.0672 0.0752 -2.7938 -3.6714 -4.0605 0.0403 0.0391 0.0429 0.00 17 100.0 110.0
4 338.959 2.8985337809e-02 4.966 2.1065494058e-02 2.566542 1.813654 2.990188 3.295038 11.439 0.1704 4.337 0.1450 1.2916939683e+02 9.1610428539e-01 0.0006269945 0.0002865449 11.6 -3.9 -65.5 -55.7 -7.1747 0.0173 -6.6982 0.0218 -2.4454 -3.9800 -4.8584 0.0759 0.0372 0.0241 0.00 25 100.0 110.0
5 166.280 6.5862141396e-03 3.956 5.9103673705e-03 0.6696419 0.8948278 0.9609098 1.225031 1.801 0.0812 1.665 0.0769 1.2917454038e+02 9.0784961355e-01 9.998853e-05 9.544059e-05 36.1 0.4 82.9 -58.7 -4.0865 0.0621 -3.6963 0.1088 -1.6781 -3.1326 -3.5869 0.1229 0.0610 0.0597 0.00 25 100.0 110.0
6 161.446 9.1287947340e-03 3.515 6.9659061424e-03 0.925561 1.324872 1.902285 0.8756383 2.470 0.0956 1.820 0.0835 1.2917466471e+02 9.0760606082e-01 0.0001384499 0.000103526 5.0 1.3 -61.0 -58.8 -4.2483 0.0577 -3.4544 0.1239 -1.8848 -3.0356 -3.5832 0.0954 0.0671 0.0589 0.00 25 100.0 110.0
7 116.389 1.1765660120e-02 4.199 8.9645960633e-03 0.4616966 1.656009 1.185955 1.233691 3.396 0.1085 2.358 0.0947 1.2917605196e+02 9.0548069727e-01 0.0001916109 0.0001324951 -1.8 1.5 -56.8 -58.9 -5.0263 0.0443 -4.2159 0.0943 -1.9416 -3.3972 -4.0421 0.1191 0.0635 0.0512 0.00 25 100.0 110.0"""
# create an open test file
self.tfile = tempfile.NamedTemporaryFile()
# fill data into the test file and flush
self.tfile.write(data)
self.tfile.flush()
# create the test instance
self.tdata = asciifunction.open(self.tfile.name)
def setUp(self):
"""
Store a string into a temporary file
The method creates a named temporary file and writes
a string given on input into it.
The file reference to the temporary file is returned
for further use of it.
"""
import tempfile
# define the data
data = """# 1 Sp
# 2 Mv
# 3 B-V
# 4 U/B
# 5 V-R
# 6 R+I
# 7 Teff
# 8 1.05*bla
# please ignore the silly column names - its just a test after all
O5 -5.7 -0.33 -1.19 -0.15 -0.32 42000 -4.40
O9 -4.5 -0.31 -1.12 -0.15 -0.32 34000 -3.33
B0 -4.0 -0.30 -1.08 -0.13 -0.29 30000 -3.16
B2 -2.45 -0.24 -0.84 -0.10 -0.22 20900 -2.35
B5 -1.2 -0.17 -0.58 -0.06 -0.16 15200 -1.46
B8 -0.25 -0.11 -0.34 -0.02 -0.10 11400 -0.80
A0 0.65 -0.02 -0.02 0.02 -0.02 9790 -0.30
A2 1.3 0.05 0.05 0.08 0.01 9000 -0.20
A5 1.95 0.15 0.10 0.16 0.06 8180 -0.15
F0 2.7 0.30 0.03 0.30 0.17 7300 -0.09
F2 3.6 0.35 0.00 0.35 0.20 7000 -0.11
F5 3.5 0.44 -0.02 0.40 0.24 6650 -0.14
F8 4.0 0.52 0.02 0.47 0.29 6250 -0.16
G0 4.4 0.58 0.06 0.50 0.31 5940 -0.18
G2 4.7 0.63 0.12 0.53 0.33 5790 -0.20
G5 5.1 0.68 0.20 0.54 0.35 5560 -0.21
G8 5.5 0.74 0.30 0.58 0.38 5310 -0.31
K0 5.9 0.81 0.45 0.64 0.42 5150 -0.31
K2 6.4 0.91 0.64 0.74 0.48 4830 -0.42
K5 7.35 1.15 1.08 0.99 0.63 4410 -0.72
M0 8.8 1.40 1.22 1.28 0.91 3840 -1.38
M2 9.9 1.49 1.18 1.50 1.19 3520 -1.89
M5 12.3 1.64 1.24 1.80 1.67 3170 -2.73
"""
# create an open test file
self.tfile = tempfile.NamedTemporaryFile()
# fill data into the test file and flush
self.tfile.write(data)
self.tfile.flush()
# create the test instance
self.tdata = asciifunction.open(self.tfile.name)
def setUp(self):
"""
Store a string into a temporary file
The method creates a named temporary file and writes
a string given on input into it.
The file reference to the temporary file is returned
for further use of it.
"""
import tempfile
# define the data
data = """# 1 Sp
# 2 Mv
# 3 B-V
# 4 U/B
# 5 V-R
# 6 R+I
# 7 Teff
# 8 1.05*bla
# please ignore the silly column names - its just a test after all
O5 -5.7 -0.33 -1.19 -0.15 -0.32 42000 -4.40
O9 -4.5 -0.31 -1.12 -0.15 -0.32 34000 -3.33
B0 -4.0 -0.30 -1.08 -0.13 -0.29 30000 -3.16
B2 -2.45 -0.24 -0.84 -0.10 -0.22 20900 -2.35
B5 -1.2 -0.17 -0.58 -0.06 -0.16 15200 -1.46
B8 -0.25 -0.11 -0.34 -0.02 -0.10 11400 -0.80
A0 0.65 -0.02 -0.02 0.02 -0.02 9790 -0.30
A2 1.3 0.05 0.05 0.08 0.01 9000 -0.20
A5 1.95 0.15 0.10 0.16 0.06 8180 -0.15
F0 2.7 0.30 0.03 0.30 0.17 7300 -0.09
F2 3.6 0.35 0.00 0.35 0.20 7000 -0.11
F5 3.5 0.44 -0.02 0.40 0.24 6650 -0.14
F8 4.0 0.52 0.02 0.47 0.29 6250 -0.16
G0 4.4 0.58 0.06 0.50 0.31 5940 -0.18
G2 4.7 0.63 0.12 0.53 0.33 5790 -0.20
G5 5.1 0.68 0.20 0.54 0.35 5560 -0.21
G8 5.5 0.74 0.30 0.58 0.38 5310 -0.31
K0 5.9 0.81 0.45 0.64 0.42 5150 -0.31
K2 6.4 0.91 0.64 0.74 0.48 4830 -0.42
K5 7.35 1.15 1.08 0.99 0.63 4410 -0.72
M0 8.8 1.40 1.22 1.28 0.91 3840 -1.38
M2 9.9 1.49 1.18 1.50 1.19 3520 -1.89
M5 12.3 1.64 1.24 1.80 1.67 3170 -2.73
"""
# create an open test file
self.tfile = tempfile.NamedTemporaryFile()
# fill data into the test file and flush
self.tfile.write(data)
self.tfile.flush()
# create the test instance
self.tdata = asciifunction.open(self.tfile.name)
def setUp(self):
"""
Store a string into a temporary file
The method creates a named temporary file and writes
a string given on input into it.
The file reference to the temporary file is returned
for further use of it.
"""
import tempfile
# define the data
data = """# 1 NUMBER
# 2 FLUXERR_ISO
# 3 FLUX_APER
# 6 FLUXERR_APER
# 9 MAG_APER
# 12 MAGERR_APER
# 15 FLUX_AUTO
# 16 FLUXERR_AUTO
# 17 X_IMAGE
# 18 Y_IMAGE
# 19 FLAGS
1 385.918 700.488 9628.46 39347.2 74.2671 149.333 298.248 -7.1135 -9.9589 -11.4873 0.1151 0.0168 0.0082 52533.1 580.708 379.715 72.461 3
2 732.112 1369.2 6577.91 21262.8 74.5715 149.143 298.172 -7.8412 -9.5452 -10.8191 0.0591 0.0246 0.0152 171543 2014.45 341.365 320.621 19
3 1020.77 1827.83 7057.36 25838.5 74.7232 149.105 298.153 -8.1548 -9.6216 -11.0307 0.0444 0.0229 0.0125 267764 1844.97 379.148 196.397 3
4 658.615 6044.48 26384.8 60815.5 74.6474 148.763 298.001 -9.4534 -11.0534 -11.9600 0.0134 0.0061 0.0053 178541 1290.41 367.213 123.803 3
5 777.319 1330.99 4771.96 16097.7 74.6474 149.105 298.343 -7.8104 -9.1967 -10.5169 0.0609 0.0339 0.0201 131343 1648.34 305.545 307.027 3
6 1545.78 73556.4 193961 448466 74.1908 149.257 298.267 -12.1666 -13.2193 -14.1293 0.0011 0.0008 0.0007 2.22738e+06 1938.01 258.692 260.341 3
7 576.549 3410.04 13602.5 34175.4 74.6474 149.181 298.248 -8.8319 -10.3340 -11.3343 0.0238 0.0119 0.0095 111597 1525.78 336.462 97.060 3
8 565.642 3699.42 13845 48987.7 74.7232 149.219 298.229 -8.9203 -10.3532 -11.7252 0.0219 0.0117 0.0066 129934 917.641 177.377 199.843 3
9 478.308 1034.29 4120.77 13578.7 74.6474 149.029 298.001 -7.5366 -9.0374 -10.3321 0.0784 0.0393 0.0238 72761.7 1603.15 94.196 131.380 3
10 200.515 523.002 2356.02 6720.24 74.7232 149.143 298.096 -6.7963 -8.4304 -9.5685 0.1552 0.0687 0.0482 14072 895.465 265.404 46.241 3"""
# create an open test file
self.tfile = tempfile.NamedTemporaryFile()
# fill data into the test file and flush
self.tfile.write(data)
self.tfile.flush()
# create the test instance
self.tdata = asciifunction.open(self.tfile.name)
def setUp(self):
"""
Store a string into a temporary file
The method creates a named temporary file and writes
a string given on input into it.
The file reference to the temporary file is returned
for further use of it.
"""
import tempfile
# define the data
data = """# 1 NUMBER Running object number
# 2 FLUXERR_ISO RMS error for isophotal flux [count]
# 3 FLUX_APER Flux vector within fixed circular aperture(s) [count]
# 6 FLUXERR_APER RMS error vector for aperture flux(es) [count]
# 9 MAG_APER Fixed aperture magnitude vector [mag]
# 12 MAGERR_APER RMS error vector for fixed aperture mag. [mag]
# 15 FLUX_AUTO Flux within a Kron-like elliptical aperture [count]
# 16 FLUXERR_AUTO RMS error for AUTO flux [count]
# 17 X_IMAGE Object position along x [pixel]
# 18 Y_IMAGE Object position along y [pixel]
# 19 FLAGS Extraction flags
1 385.918 700.488 9628.46 39347.2 74.2671 149.333 298.248 -7.1135 -9.9589 -11.4873 0.1151 0.0168 0.0082 52533.1 580.708 379.715 72.461 3
2 732.112 1369.2 6577.91 21262.8 74.5715 149.143 298.172 -7.8412 -9.5452 -10.8191 0.0591 0.0246 0.0152 171543 2014.45 341.365 320.621 19
3 1020.77 1827.83 7057.36 25838.5 74.7232 149.105 298.153 -8.1548 -9.6216 -11.0307 0.0444 0.0229 0.0125 267764 1844.97 379.148 196.397 3
4 658.615 6044.48 26384.8 60815.5 74.6474 148.763 298.001 -9.4534 -11.0534 -11.9600 0.0134 0.0061 0.0053 178541 1290.41 367.213 123.803 3
5 777.319 1330.99 4771.96 16097.7 74.6474 149.105 298.343 -7.8104 -9.1967 -10.5169 0.0609 0.0339 0.0201 131343 1648.34 305.545 307.027 3
6 1545.78 73556.4 193961 448466 74.1908 149.257 298.267 -12.1666 -13.2193 -14.1293 0.0011 0.0008 0.0007 2.22738e+06 1938.01 258.692 260.341 3
7 576.549 3410.04 13602.5 34175.4 74.6474 149.181 298.248 -8.8319 -10.3340 -11.3343 0.0238 0.0119 0.0095 111597 1525.78 336.462 97.060 3
8 565.642 3699.42 13845 48987.7 74.7232 149.219 298.229 -8.9203 -10.3532 -11.7252 0.0219 0.0117 0.0066 129934 917.641 177.377 199.843 3
9 478.308 1034.29 4120.77 13578.7 74.6474 149.029 298.001 -7.5366 -9.0374 -10.3321 0.0784 0.0393 0.0238 72761.7 1603.15 94.196 131.380 3
10 200.515 523.002 2356.02 6720.24 74.7232 149.143 298.096 -6.7963 -8.4304 -9.5685 0.1552 0.0687 0.0482 14072 895.465 265.404 46.241 3"""
# create an open test file
self.tfile = tempfile.NamedTemporaryFile()
# fill data into the test file and flush
self.tfile.write(data)
self.tfile.flush()
# create the test instance
self.tdata = asciifunction.open(self.tfile.name)
def testwriteto(self):
"""
Test the writeto method
This module tests the writeto method with all
it's different options.
"""
import tempfile
# create an open test file
temp_file = tempfile.NamedTemporaryFile()
#----------------------
# Part I
#
# write the object to the tmp-file,
# using the default settings
self.tdata.writeto(temp_file.name)
# create an object from the tmp-file
adata = asciifunction.open(temp_file.name)
# check for the expanded column name
# in the re-loaded object
cindex = adata.find('VIGNET3')
self.assertEqual(cindex, 8)
# check for the comment
# in the re-loaded object
self.assertEqual(adata.header[1], " Believe it or not, a comment!!\n")
#----------------------
# Part II
#
# write the object to the tmp-file,
# using non-default
self.tdata.writeto(temp_file.name, colInfo=0)
# create an object from the tmp-file
adata = asciifunction.open(temp_file.name)
# check for the expanded column name
# in the re-loaded object
cindex = adata.find('VIGNET3')
# now it should not find the column, since
# the column names were not saved
self.assertEqual(cindex, -1)
# the header must still be there
# and have the old length
self.assertEqual(len(adata.header), 3)
#----------------------
# Part III
#
# write the object to the tmp-file,
# using non-default
self.tdata.writeto(temp_file.name, colInfo=0, headComment=0)
# create an object from the tmp-file
adata = asciifunction.open(temp_file.name)
# check for the expanded column name
# in the re-loaded object
cindex = adata.find('VIGNET3')
# now it should not find the column, since
# the column names were not saved
self.assertEqual(cindex, -1)
# the header has length=0
# since it did not survive
self.assertEqual(len(adata.header), 0)
def testwriteto(self):
"""
Test the writeto method
This module tests the writeto method with all
it's different options.
"""
import tempfile
# create an open test file
temp_file = tempfile.NamedTemporaryFile()
#----------------------
# Part I
#
# write the object to the tmp-file,
# using the default settings
self.tdata.writeto(temp_file.name)
# create an object from the tmp-file
adata = asciifunction.open(temp_file.name)
# check for the expanded column name
# in the re-loaded object
cindex = adata.find('VIGNET3')
self.assertEqual(cindex, 8)
# check for the comment
# in the re-loaded object
self.assertEqual(adata.header[1], " Believe it or not, a comment!!\n")
#----------------------
# Part II
#
# write the object to the tmp-file,
# using non-default
self.tdata.writeto(temp_file.name, colInfo=0)
# create an object from the tmp-file
adata = asciifunction.open(temp_file.name)
# check for the expanded column name
# in the re-loaded object
cindex = adata.find('VIGNET3')
# now it should not find the column, since
# the column names were not saved
self.assertEqual(cindex, -1)
# the header must still be there
# and have the old length
self.assertEqual(len(adata.header), 3)
#----------------------
# Part III
#
# write the object to the tmp-file,
# using non-default
self.tdata.writeto(temp_file.name, colInfo=0, headComment=0)
# create an object from the tmp-file
adata = asciifunction.open(temp_file.name)
# check for the expanded column name
# in the re-loaded object
cindex = adata.find('VIGNET3')
# now it should not find the column, since
# the column names were not saved
self.assertEqual(cindex, -1)
# the header has length=0
# since it did not survive
self.assertEqual(len(adata.header), 0)
