Examples not woking

[sismasamuel]

I installed ATRS and Testexample .py worked. But when I tried to run absorption.ipynb its showing like this

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Exception Traceback (most recent call last)
/tmp/ipykernel_12347/2548510084.py in
5
6 # Call ARTS to calculate absorption cross sections
----> 7 freq, abs_xsec = calculate_absxsec(species, pressure, temperature)

~/arts-2.4.0/controlfiles-python/example/01-rotational_spectra/absorption_module.py in calculate_absxsec(species, pressure, temperature, fmin, fmax, fnum, lineshape, normalization, verbosity)
59
60 ws.abs_lines_per_speciesReadSpeciesSplitCatalog(
---> 61 basename="spectroscopy/Artscat/"
62 )
63

~/arts-2.4.0/build/python/pyarts/workspace/workspace.py in call(self, *args, **kwargs)
269
270 def call(self, *args, **kwargs):
--> 271 self.m.call(self.ws, *args, **kwargs)
272
273 def repr(self):

~/arts-2.4.0/build/python/pyarts/workspace/methods.py in call(*args, **kwargs)
456 if (e_ptr):
457 raise Exception("Call to ARTS WSM " + self.name + " failed with error: "
--> 458 + e_ptr.decode("utf8").format())
459
460 # Remove temporaries from workspace (in reverse order).

Exception: Call to ARTS WSM abs_lines_per_speciesReadSpeciesSplitCatalog failed with error: Cannot find any bands in the directory you are reading

[olemke]

The current version of the arts-lectures requires ARTS 2.5.8. You can either follow the instructions in the README to install the pre-compiled conda package of PyARTS or download the ARTS source code from the ARTS releases page.