
Traceback (most recent call last):


 "/home/math/.pyenv/versions/3.8.1/lib/python3.8/runpy.py", line 193, in _run_module_as_main

return _run_code(code, main_globals, None,


 "/home/math/.pyenv/versions/3.8.1/lib/python3.8/runpy.py", line 86, in _run_code

exec(code, run_globals)


 "/home/math/.pyenv/versions/3.8.1/lib/python3.8/site-packages/pip/__main__.py", line 26, in <module>

sys.exit(_main())


 "/home/math/.pyenv/versions/3.8.1/lib/python3.8/site-packages/pip/_internal/cli/main.py", line 73, in main

command = create_command(cmd_name, isolated=("--isolated" in cmd_args))


 "/home/math/.pyenv/versions/3.8.1/lib/python3.8/site-packages/pip/_internal/commands/__init__.py", line 104, in create_command

module = importlib.import_module(module_path)


 "/home/math/.pyenv/versions/3.8.1/lib/python3.8/importlib/__init__.py", line 127, in import_module

return _bootstrap._gcd_import(name[level:], package, level)


 "<frozen importlib._bootstrap>", line 1014, in _gcd_import


 "<frozen importlib._bootstrap>", line 991, in _find_and_load


 "<frozen importlib._bootstrap>", line 975, in _find_and_load_unlocked


 "<frozen importlib._bootstrap>", line 671, in _load_unlocked


 "<frozen importlib._bootstrap_external>", line 783, in exec_module


 "<frozen importlib._bootstrap>", line 219, in _call_with_frames_removed


 "/home/math/.pyenv/versions/3.8.1/lib/python3.8/site-packages/pip/_internal/commands/install.py", line 24, in <module>

from pip._internal.cli.req_command import RequirementCommand, with_cleanup


 "/home/math/.pyenv/versions/3.8.1/lib/python3.8/site-packages/pip/_internal/cli/req_command.py", line 16, in <module>

from pip._internal.index.package_finder import PackageFinder


 "/home/math/.pyenv/versions/3.8.1/lib/python3.8/site-packages/pip/_internal/index/package_finder.py", line 21, in <module>

from pip._internal.index.collector import parse_links


 "/home/math/.pyenv/versions/3.8.1/lib/python3.8/site-packages/pip/_internal/index/collector.py", line 14, in <module>

from pip._vendor import html5lib, requests


 "/home/math/.pyenv/versions/3.8.1/lib/python3.8/site-packages/pip/_vendor/requests/__init__.py", line 114, in <module>

from . import utils


 "/home/math/.pyenv/versions/3.8.1/lib/python3.8/site-packages/pip/_vendor/requests/utils.py", line 25, in <module>

from . import certs


 "/home/math/.pyenv/versions/3.8.1/lib/python3.8/site-packages/pip/_vendor/requests/certs.py", line 15, in <module>

from pip._vendor.certifi import where


 "/home/math/.pyenv/versions/3.8.1/lib/python3.8/site-packages/pip/_vendor/certifi/__init__.py", line 1, in <module>

from .core import contents, where


 "/home/math/.pyenv/versions/3.8.1/lib/python3.8/site-packages/pip/_vendor/certifi/core.py", line 12, in <module>

from importlib.resources import read_text


 "/home/math/.pyenv/versions/3.8.1/lib/python3.8/importlib/resources.py", line 11, in <module>

from typing import Iterable, Iterator, Optional, Set, Union
# noqa: F401


 "/home/math/.pyenv/versions/3.8.1/lib/python3.8/site-packages/typing.py", line 1357, in <module>

class Callable(extra=collections_abc.Callable, metaclass=CallableMeta):


 "/home/math/.pyenv/versions/3.8.1/lib/python3.8/site-packages/typing.py", line 1005, in __new__

self._abc_registry = extra._abc_registry

AttributeError: type object 'Callable' has no attribute '_abc_registry'

Traceback (most recent call last):


 "tools/extract_features.py", line 292, in <module>

main()


 "tools/extract_features.py", line 287, in main

ExtractFeatures(args)


 "tools/extract_features.py", line 118, in ExtractFeatures

devices=gpus,


 "/home/dujiajun/anaconda2/envs/caffe2/lib/python2.7/site-packages/caffe2/python/data_parallel_model.py", line 32, in Parallelize_GPU

Parallelize(*args, **kwargs)


 "/home/dujiajun/anaconda2/envs/caffe2/lib/python2.7/site-packages/caffe2/python/data_parallel_model.py", line 208, in Parallelize

input_builder_fun(model_helper_obj)


 "tools/extract_features.py", line 94, in input_fn

use_local_file=args.use_local_file,


 "/home/dujiajun/R2Plus1D/lib/utils/model_helper.py", line 120, in AddVideoInput

data, label, video_id = model.net.VideoInput(


 "/home/dujiajun/anaconda2/envs/caffe2/lib/python2.7/site-packages/caffe2/python/core.py", line 2067, in __getattr__

",".join(workspace.C.nearby_opnames(op_type)) + ']'
AttributeError: Method VideoInput is not a registered operator. Did you mean: []