Interop with casatasks/casatools about python-casacore

[AlecThomson]

On linux, using that last script, I get these errors:

~> python -c "from casatasks import tclean; from casacore.tables import table; print(tclean.__doc__); print(table.__doc__)"

Traceback (most recent call last):
  File "<string>", line 1, in <module>
  File "/home/tho822/mambaforge/envs/casa_py310/lib/python3.10/site-packages/casacore/tables/__init__.py", line 60, in <module>
    from .msutil import *
  File "/home/tho822/mambaforge/envs/casa_py310/lib/python3.10/site-packages/casacore/tables/msutil.py", line 29, in <module>
    from casacore.tables.table import (table, taql,
  File "/home/tho822/mambaforge/envs/casa_py310/lib/python3.10/site-packages/casacore/tables/table.py", line 40, in <module>
    from ._tables import (Table,
ImportError: /home/tho822/mambaforge/envs/casa_py310/lib/python3.10/site-packages/casacore/tables/../../../../libcasa_python3.so.7: undefined symbol: _ZN8casacore6VectorIxSaIxEE6resizeERKNS_9IPositionEb

and

~> python -c "from casacore.tables import table; from casatasks import tclean; print(tclean.__doc__); print(table.__doc__)"
Traceback (most recent call last):
  File "/home/tho822/mambaforge/envs/casa_py310/lib/python3.10/site-packages/casatools/__casac__/image.py", line 14, in swig_import_helper
    return importlib.import_module(mname)
  File "/home/tho822/mambaforge/envs/casa_py310/lib/python3.10/importlib/__init__.py", line 126, in import_module
    return _bootstrap._gcd_import(name[level:], package, level)
  File "<frozen importlib._bootstrap>", line 1050, in _gcd_import
  File "<frozen importlib._bootstrap>", line 1027, in _find_and_load
  File "<frozen importlib._bootstrap>", line 1006, in _find_and_load_unlocked
  File "<frozen importlib._bootstrap>", line 674, in _load_unlocked
  File "<frozen importlib._bootstrap>", line 571, in module_from_spec
  File "<frozen importlib._bootstrap_external>", line 1176, in create_module
  File "<frozen importlib._bootstrap>", line 241, in _call_with_frames_removed
ImportError: /home/tho822/mambaforge/envs/casa_py310/lib/python3.10/site-packages/casatools/__casac__/lib/libcasa_fits.so.7: undefined symbol: _ZTIN8casacore5ArrayIhEE

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "<string>", line 1, in <module>
  File "/home/tho822/mambaforge/envs/casa_py310/lib/python3.10/site-packages/casatasks/__init__.py", line 5, in <module>
    from casatools import logsink as _logsink
  File "/home/tho822/mambaforge/envs/casa_py310/lib/python3.10/site-packages/casatools/__init__.py", line 43, in <module>
    from .image import image
  File "/home/tho822/mambaforge/envs/casa_py310/lib/python3.10/site-packages/casatools/image.py", line 4, in <module>
    from .__casac__.image import image as _image
  File "/home/tho822/mambaforge/envs/casa_py310/lib/python3.10/site-packages/casatools/__casac__/image.py", line 17, in <module>
    _image = swig_import_helper()
  File "/home/tho822/mambaforge/envs/casa_py310/lib/python3.10/site-packages/casatools/__casac__/image.py", line 16, in swig_import_helper
    return importlib.import_module('_image')
  File "/home/tho822/mambaforge/envs/casa_py310/lib/python3.10/importlib/__init__.py", line 126, in import_module
    return _bootstrap._gcd_import(name[level:], package, level)
ModuleNotFoundError: No module named '_image'