[Bug] The "AttributeError: 'NoneType' object has no attribute 'astype'\n" error at upload CamVid 1.0 annotations.

[DmitriyOparin]

My actions before raising this issue

• [x] Read/searched the docs
• [x] Searched past issues

Expected Behaviour

Error does not present. Annotations uploaded.

Current Behaviour

Error present. Annotations did not upload.

Possible Solution

Fix this bug.

Steps to Reproduce (for bugs)

1. Create task with several images (jpeg)
2. Draw rectangle (shape) in first frames
3. Dump CamVid 1.0 annotations.
4. Upload CamVid 1.0 annotations.

Context

Your Environment

• Git hash commit (git log -1): 16d7f3ce016a45636ea419f24c8b34284765fb28
• Docker version docker version (e.g. Docker 17.0.05): N/A
• Are you using Docker Swarm or Kubernetes? No
• Operating System and version (e.g. Linux, Windows, MacOS): Ubuntu 20.04
• Code example or link to GitHub repo or gist to reproduce problem:
• Other diagnostic information / logs:
  Logs from `cvat` container

Logs from server RQ - default:

Traceback (most recent call last): File "/home/diman/.local/lib/python3.8/site-packages/rq/worker.py", line 936, in perform_job rv = job.perform() File "/home/diman/.local/lib/python3.8/site-packages/rq/job.py", line 684, in perform self._result = self._execute() File "/home/diman/.local/lib/python3.8/site-packages/rq/job.py", line 690, in _execute return self.func(*self.args, self.kwargs) File "/usr/lib/python3.8/contextlib.py", line 75, in inner return func(*args, *kwds) File "/home/diman/git/cvat/cvat/apps/dataset_manager/task.py", line 767, in import_job_annotations job.import_annotations(f, importer) File "/home/diman/git/cvat/cvat/apps/dataset_manager/task.py", line 556, in import_annotations importer(src_file, task_data) File "/home/diman/git/cvat/cvat/apps/dataset_manager/formats/registry.py", line 37, in call f_or_cls(args, kwargs) File "/home/diman/git/cvat/cvat/apps/dataset_manager/formats/camvid.py", line 39, in _import dataset = dm_env.make_importer('camvid')(tmp_dir).make_dataset() File "/home/diman/.local/lib/python3.8/site-packages/datumaro/components/project.py", line 342, in make_dataset return ProjectDataset(self) File "/home/diman/.local/lib/python3.8/site-packages/datumaro/components/project.py", line 35, in init sources[s_name] = Dataset.import_from(url, File "/home/diman/.local/lib/python3.8/site-packages/datumaro/components/dataset.py", line 273, in import_from extractors.append(env.make_extractor( File "/home/diman/.local/lib/python3.8/site-packages/datumaro/components/environment.py", line 270, in make_extractor return self.extractors.get(name)(*args, **kwargs) File "/home/diman/.local/lib/python3.8/site-packages/datumaro/plugins/camvid_format.py", line 143, in init self._items = list(self._load_items(path).values()) File "/home/diman/.local/lib/python3.8/site-packages/datumaro/plugins/camvid_format.py", line 173, in _load_items mask = mask() File "/home/diman/.local/lib/python3.8/site-packages/datumaro/util/image.py", line 180, in call image = self.loader(self.path) File "/home/diman/.local/lib/python3.8/site-packages/datumaro/util/mask_tools.py", line 116, in return lazy_image(path, lambda path: load_mask(path, inverse_colormap)) File "/home/diman/.local/lib/python3.8/site-packages/datumaro/util/mask_tools.py", line 109, in load_mask mask = load_image(path, dtype=np.uint8) File "/home/diman/.local/lib/python3.8/site-packages/datumaro/util/image.py", line 34, in load_image image = image.astype(dtype) AttributeError: 'NoneType' object has no attribute 'astype'

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[nmanovic]

@yasakova-anastasia , could you please investigate?