Original Traceback (most recent call last):


 "/root/anaconda3/envs/mmaction/lib/python3.7/site-packages/torch/utils/data/_utils/worker.py", line 178, in _worker_loop

data = fetcher.fetch(index)


 "/root/anaconda3/envs/mmaction/lib/python3.7/site-packages/torch/utils/data/_utils/fetch.py", line 44, in fetch

data = [self.dataset[idx] for idx in possibly_batched_index]


 "/root/anaconda3/envs/mmaction/lib/python3.7/site-packages/torch/utils/data/_utils/fetch.py", line 44, in <listcomp>

data = [self.dataset[idx] for idx in possibly_batched_index]


 "/ssd8/liuchao45/mmaction/mmaction/datasets/video_dataset.py", line 344, in __getitem__

is_flow=True if modality == 'Flow' else False)


 "/ssd8/liuchao45/mmaction/mmaction/datasets/transforms.py", line 430, in __call__

img, scale, return_scale=True) for img in img_group]


 "/ssd8/liuchao45/mmaction/mmaction/datasets/transforms.py", line 430, in <listcomp>

img, scale, return_scale=True) for img in img_group]


 "/ssd8/liuchao45/mmaction/mmcv/mmcv/image/geometric.py", line 175, in imrescale

h, w = img.shape[:2]
AttributeError: 'NoneType' object has no attribute 'shape'

Traceback (most recent call last):


 "/usr/lib/python3.6/wsgiref/handlers.py", line 137, in run

self.result = application(self.environ, self.start_response)


 "/server/venv/lib/python3.6/site-packages/spyne/server/wsgi.py", line 244, in __call__

return self.handle_rpc(req_env, start_response)


 "/server/venv/lib/python3.6/site-packages/spyne/server/wsgi.py", line 356, in handle_rpc

self.get_in_object(p_ctx)


 "/server/venv/lib/python3.6/site-packages/spyne/server/_base.py", line 93, in get_in_object

message=self.app.in_protocol.REQUEST)


 "/server/venv/lib/python3.6/site-packages/spyne/protocol/soap/soap11.py", line 263, in deserialize

ctx.in_object = self.from_element(ctx, body_class, ctx.in_body_doc)


 "/server/venv/lib/python3.6/site-packages/spyne/protocol/xml.py", line 443, in from_element

return handler(ctx, cls, element)


 "/server/venv/lib/python3.6/site-packages/spyne/protocol/xml.py", line 923, in complex_from_element

value = self.from_element(ctx, member, c)


 "/server/venv/lib/python3.6/site-packages/spyne/protocol/xml.py", line 443, in from_element

return handler(ctx, cls, element)


 "/server/venv/lib/python3.6/site-packages/spyne/protocol/xml.py", line 885, in complex_from_element

inst = cls.get_deserialization_instance()


 "/server/venv/lib/python3.6/site-packages/spyne/model/complex.py", line 931, in get_deserialization_instance

return cls()


 "/server/venv/lib/python3.6/site-packages/spyne/model/complex.py", line 781, in __init__

fti = cls.get_flat_type_info(cls)
AttributeError: type object 'ComplexModelMeta' has no attribute 'get_flat_type_info'
