def test_userregions():
""" Run the parameter setup script
"""
regions = [":10", "30:60", "80:", ":10,35:65,80:", "10:20;", "10:20,"]
result = [[np.array([], dtype=int),
np.array([99], dtype=int)],
[np.array([299], dtype=int),
np.array([598], dtype=int)],
[np.array([798], dtype=int),
np.array([], dtype=int)],
[
np.array([349, 798], dtype=int),
np.array([99, 648], dtype=int)
], [], [np.array([99], dtype=int),
np.array([199], dtype=int)]]
resstat = [0, 0, 0, 0, 1, 2]
nslits = 2
maxsl = 100
for rr, reg in enumerate(regions):
status, regs = skysub.read_userregions(reg,
nslits,
maxslitlength=maxsl)
if status != 1:
assert (len(regs) == nslits)
assert (np.array_equal(
np.where(regs[0][1:] & ~regs[0][:-1])[0], result[rr][0]))
assert (np.array_equal(
np.where(~regs[0][1:] & regs[0][:-1])[0], result[rr][1]))
assert (status == resstat[rr])
def test_userregions():
""" Run the parameter setup script
"""
regions = [":10", "30:60", "80:", ":10,35:65,80:", "10:20;", "10:20,"]
result = [[[0, 100]], [[300, 599]], [[799, 1000]],
[[0, 100], [350, 649], [799, 1000]], [], [[100, 200]]]
resstat = [0, 0, 0, 0, 1, 2]
for rr, reg in enumerate(regions):
status, regs = skysub.read_userregions(reg, resolution=1000)
assert (regs == result[rr])
assert (status == resstat[rr])
def test_generatemask():
maxsl = 1000
nslits = 2
reg = "80:"
tstmsk = np.zeros((1000, 1000))
tstmsk[:, 744:901] = 1
status, regs = skysub.read_userregions(reg, nslits, maxslitlength=maxsl)
slits = SlitTraceSet(left_init=np.full((1000, 1), 120, dtype=float),
right_init=np.full((1000, 1), 900, dtype=float),
binspec=1,
binspat=1,
pypeline='IFU',
nspat=1000,
PYP_SPEC='dummy')
skymask = skysub.generate_mask("IFU", regs, slits, slits.left_init,
slits.right_init)
assert (np.array_equal(skymask, tstmsk))
def button_regb(self, event):
"""Allow for text to be entered in the terminal. If the
text is valid, and then apply to all slits. The text should
be a comma separated list of percentages to apply to all slits
Example: The following string :10, 35:65, 80:
would select the first 10%, the inner 30%, and the final 20% of all slits
Args:
event : Event
A matplotlib event instance
"""
self.update_infobox(
message='Enter regions in the terminal (see terminal for help)',
yesno=False)
print("")
self.region_help()
print("To exit this tool, enter no text, and press enter.")
while True:
print("")
text = input("Enter the regions: ")
status, reg = skysub.read_userregions(text, self._nslits,
self._maxslitlength)
if status == 0:
print("Regions parsed successfully")
for rr in range(len(reg)):
# Apply to all slits
for sl in range(self._nslits):
self._skyreg[sl] = reg[rr].copy()
self.replot()
break
elif status == 1:
print(
'Region definition should be a comma-separated list of percentages (see help)'
)
elif status == 2:
print(
'Region definition should contain a semi-colon (see help)')
# Break out of the loop if no text is entered
if len(text.strip()) == 0: break
return
