mmcv.Registry unexpected resulets

1.Describe the Issue I tried your tutorial in https://mmcv.readthedocs.io/zh_CN/latest/understand_mmcv/registry.html Error occurs after “CONVERTERS = Registry(‘converter’)” ``

Python 3.8.5 (default, Sep  4 2020, 07:30:14) 
[GCC 7.3.0] :: Anaconda, Inc. on linux
Type "help", "copyright", "credits" or "license" for more information.
>>> from mmcv.utils import Registry
>>> CONVERTERS = Registry('converter')
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
  File "/home/lzl/anaconda3/lib/python3.8/site-packages/mmcv/utils/registry.py", line 92, in __init__
    self._scope = self.infer_scope() if scope is None else scope
  File "/home/lzl/anaconda3/lib/python3.8/site-packages/mmcv/utils/registry.py", line 144, in infer_scope
    filename = inspect.getmodule(inspect.stack()[2][0]).__name__
AttributeError: 'NoneType' object has no attribute '__name__'
>>>

2. My environment is Ubuntu20.04 with cuda10.2

about-time==3.1.1 absl-py==0.14.0 addict==2.4.0 aiohttp==3.7.4.post0 alabaster==0.7.12 alive-progress==2.1.0 anaconda-client==1.7.2 anaconda-navigator==1.10.0 anaconda-project==0.8.3 antlr4-python3-runtime==4.8 argh==0.26.2 argon2-cffi @ file:///tmp/build/80754af9/argon2-cffi_1596828493937/work asn1crypto @ file:///tmp/build/80754af9/asn1crypto_1596577642040/work astroid==2.8.0 astropy==4.0.2 astunparse==1.6.3 async-generator==1.10 async-timeout==3.0.1 atomicwrites==1.4.0 attrs @ file:///tmp/build/80754af9/attrs_1604765588209/work autopep8 @ file:///tmp/build/80754af9/autopep8_1596578164842/work Babel @ file:///tmp/build/80754af9/babel_1605108370292/work backcall==0.2.0 backports.functools-lru-cache==1.6.1 backports.shutil-get-terminal-size==1.0.0 backports.tempfile==1.0 backports.weakref==1.0.post1 beautifulsoup4 @ file:///tmp/build/80754af9/beautifulsoup4_1601924105527/work bitarray @ file:///tmp/build/80754af9/bitarray_1605065113847/work bkcharts==0.2 bleach @ file:///tmp/build/80754af9/bleach_1600439572647/work bokeh @ file:///tmp/build/80754af9/bokeh_1603297833684/work boto==2.49.0 Bottleneck==1.3.2 brotlipy==0.7.0 cachetools==4.2.2 certifi==2020.6.20 cffi @ file:///tmp/build/80754af9/cffi_1600699146221/work chardet==3.0.4 chumpy==0.70 click==7.1.2 cloudpickle @ file:///tmp/build/80754af9/cloudpickle_1598884132938/work clyent==1.2.2 codecov==2.1.12 colorama @ file:///tmp/build/80754af9/colorama_1603211150991/work conda==4.9.2 conda-build==3.20.5 conda-package-handling @ file:///tmp/build/80754af9/conda-package-handling_1603018141399/work conda-verify==3.4.2 configparser==5.0.2 contextlib2==0.6.0.post1 coverage==5.5 cryptography @ file:///tmp/build/80754af9/cryptography_1601046815590/work cycler==0.10.0 Cython @ file:///tmp/build/80754af9/cython_1594831566883/work cytoolz==0.11.0 dask @ file:///tmp/build/80754af9/dask-core_1602083700509/work dearpygui==1.1.1 decorator==4.4.2 defusedxml==0.6.0 diff-match-patch @ file:///tmp/build/80754af9/diff-match-patch_1594828741838/work distributed @ file:///tmp/build/80754af9/distributed_1605066520644/work docker-pycreds==0.4.0 docutils==0.16 dominate==2.6.0 entrypoints==0.3 et-xmlfile==1.0.1 fastcache==1.1.0 filelock==3.0.12 flake8 @ file:///tmp/build/80754af9/flake8_1601911421857/work Flask==1.1.2 Flask-Cors==3.0.10 flatbuffers==2.0 fsspec==2021.8.1 future==0.18.2 fvcore==0.1.5.post20211023 gevent @ file:///tmp/build/80754af9/gevent_1601397537062/work gitdb==4.0.7 GitPython==3.1.24 glob2==0.7 gmpy2==2.0.8 google-auth==1.35.0 google-auth-oauthlib==0.4.6 grapheme==0.6.0 greenlet @ file:///tmp/build/80754af9/greenlet_1600874013538/work grpcio==1.40.0 h5py==2.10.0 HeapDict==1.0.1 html5lib @ file:///tmp/build/80754af9/html5lib_1593446221756/work hydra-core==1.1.1 idna @ file:///tmp/build/80754af9/idna_1593446292537/work imageio @ file:///tmp/build/80754af9/imageio_1594161405741/work imagesize==1.2.0 importlib==1.0.4 importlib-metadata @ file:///tmp/build/80754af9/importlib-metadata_1602276842396/work importlib-resources==5.2.2 iniconfig @ file:///tmp/build/80754af9/iniconfig_1602780191262/work interrogate==1.5.0 intervaltree @ file:///tmp/build/80754af9/intervaltree_1598376443606/work iopath==0.1.9 ipykernel @ file:///tmp/build/80754af9/ipykernel_1596207638929/work/dist/ipykernel-5.3.4-py3-none-any.whl ipython @ file:///tmp/build/80754af9/ipython_1604101197014/work ipython-genutils==0.2.0 ipywidgets @ file:///tmp/build/80754af9/ipywidgets_1601490159889/work isort==4.3.21 itsdangerous==1.1.0 japronto==0.1.2 jdcal==1.4.1 jedi @ file:///tmp/build/80754af9/jedi_1592841866100/work jeepney @ file:///tmp/build/80754af9/jeepney_1605069705079/work Jinja2==2.11.2 jittor==1.3.1.0 joblib @ file:///tmp/build/80754af9/joblib_1601912903842/work json5==0.9.5 jsonschema @ file:///tmp/build/80754af9/jsonschema_1602607155483/work jupyter==1.0.0 jupyter-client @ file:///tmp/build/80754af9/jupyter_client_1601311786391/work jupyter-console @ file:///tmp/build/80754af9/jupyter_console_1598884538475/work jupyter-contrib-core==0.3.3 jupyter-contrib-nbextensions==0.5.1 jupyter-core==4.6.3 jupyter-highlight-selected-word==0.2.0 jupyter-latex-envs==1.4.6 jupyter-nbextensions-configurator==0.4.1 jupyterlab==2.2.6 jupyterlab-pygments @ file:///tmp/build/80754af9/jupyterlab_pygments_1601490720602/work jupyterlab-server @ file:///tmp/build/80754af9/jupyterlab_server_1594164409481/work keyring @ file:///tmp/build/80754af9/keyring_1601490835422/work kiwisolver @ file:///tmp/build/80754af9/kiwisolver_1604014535162/work lazy-object-proxy==1.4.3 libarchive-c==2.9 line-profiler==3.3.1 llvmlite==0.34.0 lmdb==1.2.1 locket==0.2.0 loguru==0.5.3 lxml @ file:///tmp/build/80754af9/lxml_1603216285000/work Markdown==3.3.4 MarkupSafe==1.1.1 matplotlib @ file:///tmp/build/80754af9/matplotlib-base_1603378225747/work mccabe==0.6.1 memory-profiler==0.58.0 mistune==0.8.4 mkl-fft==1.2.0 mkl-random==1.1.1 mkl-service==2.3.0 mmcls==0.10.0 mmcv-full==1.4.0 -e git+https://github.com/open-mmlab/mmediting.git@2afa00d8cf13582ec9011e5029a07814db6707d8#egg=mmedit -e git+https://github.com/open-mmlab/mmgeneration.git@081b534864896eb419073757060d4f190be78e0f#egg=mmgen mock==4.0.2 more-itertools @ file:///tmp/build/80754af9/more-itertools_1605111547926/work MouseInfo==0.1.3 mpmath==1.1.0 msgpack==1.0.0 multidict==5.1.0 multipledispatch==0.6.0 navigator-updater==0.2.1 nbclient @ file:///tmp/build/80754af9/nbclient_1602783176460/work nbconvert @ file:///tmp/build/80754af9/nbconvert_1601914830498/work nbformat @ file:///tmp/build/80754af9/nbformat_1602783287752/work nest-asyncio @ file:///tmp/build/80754af9/nest-asyncio_1605115881283/work networkx @ file:///tmp/build/80754af9/networkx_1598376031484/work nltk @ file:///tmp/build/80754af9/nltk_1592496090529/work nose==1.3.7 notebook @ file:///tmp/build/80754af9/notebook_1601501575118/work numba @ file:///tmp/build/80754af9/numba_1600100669015/work numexpr==2.7.1 numpy @ file:///tmp/build/80754af9/numpy_and_numpy_base_1603570489231/work numpydoc @ file:///tmp/build/80754af9/numpydoc_1605117425582/work oauthlib==3.1.1 olefile==0.46 omegaconf==2.1.1 onnxruntime==1.9.0 opencv-python==4.5.3.56 openpyxl @ file:///tmp/build/80754af9/openpyxl_1598113097404/work packaging==20.4 pandas @ file:///tmp/build/80754af9/pandas_1602088120436/work pandocfilters @ file:///tmp/build/80754af9/pandocfilters_1605120460739/work parso==0.7.0 partd==1.1.0 path @ file:///tmp/build/80754af9/path_1598376507494/work pathlib2==2.3.5 pathtools==0.1.2 patsy==0.5.1 pep8==1.7.1 pexpect==4.8.0 pickleshare==0.7.5 Pillow @ file:///tmp/build/80754af9/pillow_1603822255246/work pkginfo==1.6.1 platformdirs==2.3.0 pluggy==0.13.1 ply==3.11 portalocker==2.3.2 prettytable==2.2.0 profiler==0.1.0 prometheus-client==0.8.0 promise==2.3 prompt-toolkit @ file:///tmp/build/80754af9/prompt-toolkit_1602688806899/work protobuf==3.18.0 psutil @ file:///tmp/build/80754af9/psutil_1598370257551/work ptyprocess==0.6.0 py @ file:///tmp/build/80754af9/py_1593446248552/work pyasn1==0.4.8 pyasn1-modules==0.2.8 PyAutoGUI==0.9.53 pycocotools==2.0.2 pycodestyle==2.6.0 pycosat==0.6.3 pycparser @ file:///tmp/build/80754af9/pycparser_1594388511720/work pycurl==7.43.0.6 pyDeprecate==0.3.1 pydocstyle @ file:///tmp/build/80754af9/pydocstyle_1598885001695/work pyflakes==2.2.0 PyGetWindow==0.0.9 Pygments @ file:///tmp/build/80754af9/pygments_1604103097372/work pylint==2.11.1 PyMsgBox==1.0.9 pyodbc===4.0.0-unsupported PyOpenGL==3.1.5 PyOpenGL-accelerate==3.1.5 pyOpenSSL @ file:///tmp/build/80754af9/pyopenssl_1594392929924/work pyparsing==2.4.7 pyperclip==1.8.2 PyQt5==5.15.6 PyQt5-Qt5==5.15.2 PyQt5-sip==12.9.0 PyRect==0.1.4 pyrsistent @ file:///tmp/build/80754af9/pyrsistent_1600141720057/work PyScreeze==0.1.28 PySide2==5.15.2 PySocks==1.7.1 pytest==0.0.0 pytest-runner==5.3.1 python-dateutil==2.8.1 python-jsonrpc-server @ file:///tmp/build/80754af9/python-jsonrpc-server_1600278539111/work python-language-server @ file:///tmp/build/80754af9/python-language-server_1600454544709/work python3-xlib==0.15 pytorch-lightning==1.4.8 pytorch3d==0.6.0 pytweening==1.0.4 pytz==2020.1 PyWavelets @ file:///tmp/build/80754af9/pywavelets_1601658317819/work pyxdg @ file:///tmp/build/80754af9/pyxdg_1603822279816/work PyYAML==5.3.1 pyzmq==19.0.2 QDarkStyle==2.8.1 QtAwesome @ file:///tmp/build/80754af9/qtawesome_1602272867890/work qtconsole @ file:///tmp/build/80754af9/qtconsole_1600870028330/work QtPy==1.9.0 redis==3.5.3 regex @ file:///tmp/build/80754af9/regex_1602786672676/work requests @ file:///tmp/build/80754af9/requests_1592841827918/work requests-oauthlib==1.3.0 rope @ file:///tmp/build/80754af9/rope_1602264064449/work rsa==4.7.2 Rtree==0.9.4 ruamel-yaml==0.15.87 ryvencore-qt==0.0.2.8 scikit-image==0.17.2 scikit-learn @ file:///tmp/build/80754af9/scikit-learn_1598376899566/work scipy @ file:///tmp/build/80754af9/scipy_1597686649129/work seaborn @ file:///tmp/build/80754af9/seaborn_1600553570093/work SecretStorage==3.1.2 Send2Trash==1.5.0 sentry-sdk==1.4.1 shiboken2==5.15.2 shortuuid==1.0.1 simplegeneric==0.8.1 singledispatch @ file:///tmp/build/80754af9/singledispatch_1602523705405/work sip==4.19.13 six @ file:///tmp/build/80754af9/six_1605205327372/work smmap==4.0.0 smplpytorch==0.0.8 snowballstemmer==2.0.0 sortedcollections==1.2.1 sortedcontainers==2.2.2 soupsieve==2.0.1 Sphinx @ file:///tmp/build/80754af9/sphinx_1597428793432/work sphinxcontrib-applehelp==1.0.2 sphinxcontrib-devhelp==1.0.2 sphinxcontrib-htmlhelp==1.0.3 sphinxcontrib-jsmath==1.0.1 sphinxcontrib-qthelp==1.0.3 sphinxcontrib-serializinghtml==1.1.4 sphinxcontrib-websupport @ file:///tmp/build/80754af9/sphinxcontrib-websupport_1597081412696/work spyder @ file:///tmp/build/80754af9/spyder_1599056981321/work spyder-kernels @ file:///tmp/build/80754af9/spyder-kernels_1599056754858/work SQLAlchemy @ file:///tmp/build/80754af9/sqlalchemy_1603397987316/work statsmodels @ file:///tmp/build/80754af9/statsmodels_1602280205159/work subprocess32==3.5.4 sympy @ file:///tmp/build/80754af9/sympy_1605119542615/work tables==3.6.1 tabulate==0.8.9 tblib @ file:///tmp/build/80754af9/tblib_1597928476713/work tensorboard==2.6.0 tensorboard-data-server==0.6.1 tensorboard-plugin-wit==1.8.0 termcolor==1.1.0 terminado==0.9.1 testpath==0.4.4 threadpoolctl @ file:///tmp/tmp9twdgx9k/threadpoolctl-2.1.0-py3-none-any.whl tifffile==2020.10.1 toml @ file:///tmp/build/80754af9/toml_1592853716807/work toolz @ file:///tmp/build/80754af9/toolz_1601054250827/work torch==1.7.1 torchaudio==0.7.2 torchmetrics==0.5.1 torchvision==0.8.2 tornado==6.0.4 tqdm @ file:///tmp/build/80754af9/tqdm_1602185206534/work traitlets @ file:///tmp/build/80754af9/traitlets_1602787416690/work typing-extensions==3.10.0.2 ujson @ file:///tmp/build/80754af9/ujson_1602523317881/work unicodecsv==0.14.1 urllib3 @ file:///tmp/build/80754af9/urllib3_1603305693037/work uvloop==0.16.0 waitress==2.0.0 wandb==0.12.2 watchdog @ file:///tmp/build/80754af9/watchdog_1593447344699/work wcwidth @ file:///tmp/build/80754af9/wcwidth_1593447189090/work webencodings==0.5.1 Werkzeug==1.0.1 widgetsnbextension==3.5.1 wrapt==1.11.2 wurlitzer @ file:///tmp/build/80754af9/wurlitzer_1594753850195/work xlrd==1.2.0 XlsxWriter @ file:///tmp/build/80754af9/xlsxwriter_1602692860603/work xlwt==1.3.0 xmltodict==0.12.0 yacs==0.1.8 yapf @ file:///tmp/build/80754af9/yapf_1593528177422/work yarl==1.6.3 yaspin==2.1.0 zict==2.0.0 zipp @ file:///tmp/build/80754af9/zipp_1604001098328/work zope.event==4.5.0 zope.interface @ file:///tmp/build/80754af9/zope.interface_1602002420968/work

[yarkable]

Same problem, unsolved.

[MaxTeselkin]

Setting scope=‘xxx’ worked for me.

Example:

MODELS = Registry('models',
                  build_func=build_model_from_cfg,
                  parent=MMCV_MODELS,
                  scope='xxx')