TypeError: catching classes that do not inherit from BaseException is not allowed

[will-moore]

Since at

omero-py/src/omero/gateway/__init__.py

Line 7949 in ccfdadd

except ctx.ignoreExceptions:

the ctx.ignoreExceptions is None by default, we effectively get:

try:
...
except None:

which gives following stack trace:

Traceback (most recent call last):

File "/opt/omero/web/venv3/lib64/python3.6/site-packages/django/core/handlers/exception.py", line 47, in inner

response = get_response(request)

File "/opt/omero/web/venv3/lib64/python3.6/site-packages/django/core/handlers/base.py", line 181, in _get_response

response = wrapped_callback(request, *callback_args, **callback_kwargs)

File "/opt/omero/web/venv3/lib64/python3.6/site-packages/omeroweb/decorators.py", line 544, in wrapped

retval = f(request, *args, **kwargs)

File "/opt/omero/web/venv3/lib64/python3.6/site-packages/omeroweb/webgateway/views.py", line 1076, in render_image

jpeg_data = img.renderJpeg(z, t, compression=compress_quality)

File "/opt/omero/web/venv3/lib64/python3.6/site-packages/omero/gateway/__init__.py", line 7949, in wrapped

except ctx.ignoreExceptions:

TypeError: catching classes that do not inherit from BaseException is not allowed