2022-01-25T09:28:19,095 Created temporary directory: /tmp/pip-ephem-wheel-cache-5f24hn5v
2022-01-25T09:28:19,102 Created temporary directory: /tmp/pip-req-tracker-6gfwlavq
2022-01-25T09:28:19,103 Initialized build tracking at /tmp/pip-req-tracker-6gfwlavq
2022-01-25T09:28:19,103 Created build tracker: /tmp/pip-req-tracker-6gfwlavq
2022-01-25T09:28:19,103 Entered build tracker: /tmp/pip-req-tracker-6gfwlavq
2022-01-25T09:28:19,105 Created temporary directory: /tmp/pip-wheel-71w7p7w3
2022-01-25T09:28:19,171 Looking in indexes: https://pypi.org/simple, https://www.piwheels.org/simple
2022-01-25T09:28:19,178 2 location(s) to search for versions of jupyterlab-pyflyby:
2022-01-25T09:28:19,178 * https://pypi.org/simple/jupyterlab-pyflyby/
2022-01-25T09:28:19,178 * https://www.piwheels.org/simple/jupyterlab-pyflyby/
2022-01-25T09:28:19,179 Fetching project page and analyzing links: https://pypi.org/simple/jupyterlab-pyflyby/
2022-01-25T09:28:19,180 Getting page https://pypi.org/simple/jupyterlab-pyflyby/
2022-01-25T09:28:19,183 Found index url https://pypi.org/simple
2022-01-25T09:28:19,396   Found link https://files.pythonhosted.org/packages/3d/c1/1231cb8345cab8b1d9d61f3dfdb48d30088ff9c10a2ce4aea0e586b3f752/jupyterlab_pyflyby-3.0.0.tar.gz#sha256=b45f1462793cf6aaac4c1fbee05dd5bd5927c3a406b855973c6075d7eaaad1d5 (from https://pypi.org/simple/jupyterlab-pyflyby/), version: 3.0.0
2022-01-25T09:28:19,398   Skipping link: No binaries permitted for jupyterlab-pyflyby: https://files.pythonhosted.org/packages/70/7e/4df7dc545f165cde0d831d0ca517d2b8cae65775acb5886cc550eebf1c23/jupyterlab_pyflyby-3.0.1-py3-none-any.whl#sha256=ea0aea0cedad5348a7dc913972fd157ff3682362c09be2cc58e5918bda0e77d4 (from https://pypi.org/simple/jupyterlab-pyflyby/)
2022-01-25T09:28:19,399   Found link https://files.pythonhosted.org/packages/f0/0d/852475c7bf372ca337473af5495b871499220d58cffad40d166be9ae866f/jupyterlab_pyflyby-3.0.1.tar.gz#sha256=6d26f8b3f743f24935cf7de37cbcc86867e1af6967041286217e47bfde0c2821 (from https://pypi.org/simple/jupyterlab-pyflyby/), version: 3.0.1
2022-01-25T09:28:19,400   Skipping link: No binaries permitted for jupyterlab-pyflyby: https://files.pythonhosted.org/packages/f5/95/bc724807147a46948c4000095193ec717c46bd4fccf6611258c737240705/jupyterlab_pyflyby-4.0.0-py3-none-any.whl#sha256=b40f79c40dcb5a7233f46e057cd32b3bd832449bfc82fa381b9b4667e12ddfea (from https://pypi.org/simple/jupyterlab-pyflyby/) (requires-python:>=3.7)
2022-01-25T09:28:19,402   Found link https://files.pythonhosted.org/packages/05/13/56cbbde4b60e892dcada02d9fe443fe24b419b8857be7ff65a0359926c7d/jupyterlab_pyflyby-4.0.0.tar.gz#sha256=2e0bb6e864ff8c1ff2273fdbc69b6d651e5f5637fe6f44021b9a1193a103524a (from https://pypi.org/simple/jupyterlab-pyflyby/) (requires-python:>=3.7), version: 4.0.0
2022-01-25T09:28:19,403   Skipping link: No binaries permitted for jupyterlab-pyflyby: https://files.pythonhosted.org/packages/ff/0a/61e8beb168e6508a25535cbf70b48e12d67179e77a605035a17d5d3649e6/jupyterlab_pyflyby-4.1.0-py3-none-any.whl#sha256=1ca0fa7f940f67227dda7e676a1b85b904569498af4db965b6ea6c1f435f119c (from https://pypi.org/simple/jupyterlab-pyflyby/) (requires-python:>=3.7)
2022-01-25T09:28:19,405   Found link https://files.pythonhosted.org/packages/f9/1a/86477bfe23e23b7841c43c91fadb59df6f6fa94ca41f916eb0015f089c71/jupyterlab_pyflyby-4.1.0.tar.gz#sha256=a776eab1d114b7f74297605c4cf6f7d5cc5d8ec48c4b09cdc3f10cc77d4c0f7b (from https://pypi.org/simple/jupyterlab-pyflyby/) (requires-python:>=3.7), version: 4.1.0
2022-01-25T09:28:19,406   Skipping link: No binaries permitted for jupyterlab-pyflyby: https://files.pythonhosted.org/packages/b0/f3/613f42bd7f9521fe349e871cff512b1375c79346813ab28bd1a1a173cf79/jupyterlab_pyflyby-4.1.1-py3-none-any.whl#sha256=512cedbb57baa39ade7e5ee3829cb2b7d0bba9438c4e8874802999ebf754fb2b (from https://pypi.org/simple/jupyterlab-pyflyby/) (requires-python:>=3.7)
2022-01-25T09:28:19,407   Found link https://files.pythonhosted.org/packages/59/63/4aad2e9332f894d7a9fa0b075bd2ce8637f8b22e32197343321398e1801a/jupyterlab_pyflyby-4.1.1.tar.gz#sha256=7d992285b5b95eb68828d51a94db21effcacae8a476aadf948632f4df67d96af (from https://pypi.org/simple/jupyterlab-pyflyby/) (requires-python:>=3.7), version: 4.1.1
2022-01-25T09:28:19,408 Fetching project page and analyzing links: https://www.piwheels.org/simple/jupyterlab-pyflyby/
2022-01-25T09:28:19,409 Getting page https://www.piwheels.org/simple/jupyterlab-pyflyby/
2022-01-25T09:28:19,411 Found index url https://www.piwheels.org/simple
2022-01-25T09:28:19,628   Skipping link: No binaries permitted for jupyterlab-pyflyby: https://www.piwheels.org/simple/jupyterlab-pyflyby/jupyterlab_pyflyby-3.0.1-py3-none-any.whl#sha256=ea0aea0cedad5348a7dc913972fd157ff3682362c09be2cc58e5918bda0e77d4 (from https://www.piwheels.org/simple/jupyterlab-pyflyby/)
2022-01-25T09:28:19,629   Skipping link: No binaries permitted for jupyterlab-pyflyby: https://www.piwheels.org/simple/jupyterlab-pyflyby/jupyterlab_pyflyby-4.0.0-py3-none-any.whl#sha256=b40f79c40dcb5a7233f46e057cd32b3bd832449bfc82fa381b9b4667e12ddfea (from https://www.piwheels.org/simple/jupyterlab-pyflyby/) (requires-python:>=3.7)
2022-01-25T09:28:19,629 Skipping link: not a file: https://www.piwheels.org/simple/jupyterlab-pyflyby/
2022-01-25T09:28:19,630 Skipping link: not a file: https://pypi.org/simple/jupyterlab-pyflyby/
2022-01-25T09:28:19,666 Given no hashes to check 1 links for project 'jupyterlab-pyflyby': discarding no candidates
2022-01-25T09:28:19,697 Collecting jupyterlab-pyflyby==4.1.1
2022-01-25T09:28:19,701   Created temporary directory: /tmp/pip-unpack-nd7u_yx0
2022-01-25T09:28:19,927   Downloading jupyterlab_pyflyby-4.1.1.tar.gz (103 kB)
2022-01-25T09:28:20,152   Added jupyterlab-pyflyby==4.1.1 from https://files.pythonhosted.org/packages/59/63/4aad2e9332f894d7a9fa0b075bd2ce8637f8b22e32197343321398e1801a/jupyterlab_pyflyby-4.1.1.tar.gz#sha256=7d992285b5b95eb68828d51a94db21effcacae8a476aadf948632f4df67d96af to build tracker '/tmp/pip-req-tracker-6gfwlavq'
2022-01-25T09:28:20,164   Created temporary directory: /tmp/pip-build-env-3rrewn4t
2022-01-25T09:28:20,178   Created temporary directory: /tmp/pip-standalone-pip-7w11ycbs
2022-01-25T09:28:21,952   Installing build dependencies: started
2022-01-25T09:28:21,953   Running command /usr/bin/python3 /tmp/pip-standalone-pip-7w11ycbs/__env_pip__.zip/pip install --ignore-installed --no-user --prefix /tmp/pip-build-env-3rrewn4t/overlay --no-warn-script-location -v --no-binary jupyterlab-pyflyby --only-binary :none: -i https://pypi.org/simple --extra-index-url https://www.piwheels.org/simple --prefer-binary -- 'jupyter_packaging~=0.9,<2' 'jupyterlab~=3.0'
2022-01-25T09:28:29,954   Using pip 21.3.1 from /tmp/pip-standalone-pip-7w11ycbs/__env_pip__.zip/pip (python 3.7)
2022-01-25T09:28:30,764   Looking in indexes: https://pypi.org/simple, https://www.piwheels.org/simple
2022-01-25T09:28:31,716   Collecting jupyter_packaging<2,~=0.9
2022-01-25T09:28:31,769     Using cached https://www.piwheels.org/simple/jupyter-packaging/jupyter_packaging-0.11.1-py2.py3-none-any.whl (14 kB)
2022-01-25T09:28:35,303   Collecting jupyterlab~=3.0
2022-01-25T09:28:37,041     Using cached https://www.piwheels.org/simple/jupyterlab/jupyterlab-3.2.8-py3-none-any.whl (8.5 MB)
2022-01-25T09:28:42,598   Collecting setuptools>=46.4.0
2022-01-25T09:28:42,818     Using cached https://www.piwheels.org/simple/setuptools/setuptools-60.5.0-py3-none-any.whl (958 kB)
2022-01-25T09:28:43,407   Collecting packaging
2022-01-25T09:28:43,442     Using cached https://www.piwheels.org/simple/packaging/packaging-21.3-py3-none-any.whl (40 kB)
2022-01-25T09:28:43,948   Collecting tomlkit
2022-01-25T09:28:43,984     Using cached https://www.piwheels.org/simple/tomlkit/tomlkit-0.8.0-py3-none-any.whl (33 kB)
2022-01-25T09:28:44,212   Collecting deprecation
2022-01-25T09:28:44,246     Using cached https://www.piwheels.org/simple/deprecation/deprecation-2.1.0-py2.py3-none-any.whl (11 kB)
2022-01-25T09:28:44,908   Collecting wheel
2022-01-25T09:28:44,944     Using cached https://www.piwheels.org/simple/wheel/wheel-0.37.1-py2.py3-none-any.whl (35 kB)
2022-01-25T09:28:45,502   Collecting jupyter-core
2022-01-25T09:28:45,560     Using cached https://www.piwheels.org/simple/jupyter-core/jupyter_core-4.9.1-py3-none-any.whl (86 kB)
2022-01-25T09:28:46,043   Collecting jinja2>=2.1
2022-01-25T09:28:46,094     Using cached https://www.piwheels.org/simple/jinja2/Jinja2-3.0.3-py3-none-any.whl (133 kB)
2022-01-25T09:28:46,971   Collecting jupyterlab-server~=2.3
2022-01-25T09:28:47,007     Using cached https://www.piwheels.org/simple/jupyterlab-server/jupyterlab_server-2.10.3-py3-none-any.whl (61 kB)
2022-01-25T09:28:48,305   Collecting tornado>=6.1.0
2022-01-25T09:28:48,407     Using cached https://www.piwheels.org/simple/tornado/tornado-6.1-cp37-cp37m-linux_armv7l.whl (428 kB)
2022-01-25T09:28:48,847   Collecting nbclassic~=0.2
2022-01-25T09:28:48,881     Using cached https://www.piwheels.org/simple/nbclassic/nbclassic-0.3.5-py3-none-any.whl (25 kB)
2022-01-25T09:28:49,570     Link requires a different Python (3.7.3 not in: '>=3.8'): https://files.pythonhosted.org/packages/b7/dc/9a9a46212b752c82e3459864f93650f3491342dea03e7a1dabec6048c342/ipython-8.0.0a1-py3-none-any.whl#sha256=570b813470ffd4b807ec84103844a18fe9558b5e3c096d8774c2364707fbda00 (from https://pypi.org/simple/ipython/) (requires-python:>=3.8)
2022-01-25T09:28:49,571     Link requires a different Python (3.7.3 not in: '>=3.8'): https://files.pythonhosted.org/packages/12/6f/7846c8726d417b287462a031098202f5bd950572c75dec007e1f83cc7b03/ipython-8.0.0a1.tar.gz#sha256=72d45dc63bdd630c36d07259e9d9572b391229a0686ff2349e00c67fadd276e3 (from https://pypi.org/simple/ipython/) (requires-python:>=3.8)
2022-01-25T09:28:49,573     Link requires a different Python (3.7.3 not in: '>=3.8'): https://files.pythonhosted.org/packages/b3/93/3285f7050c03b5352b01263b4f00e91cbfa978d6490e05fc7e64280a480b/ipython-8.0.0b1-py3-none-any.whl#sha256=9a08b46fc4b90b2159c8b2d3c2ea32f5bf6f98e3ed5256b62ac91b2f76ebc362 (from https://pypi.org/simple/ipython/) (requires-python:>=3.8)
2022-01-25T09:28:49,575     Link requires a different Python (3.7.3 not in: '>=3.8'): https://files.pythonhosted.org/packages/c1/b9/ddd85809d54b72bdf03bad167cbbc150217e4950d64924b363f855c14a94/ipython-8.0.0b1.tar.gz#sha256=e49fb9a52bf13076930fdf484506567070f4afae1e050064b882dfef866458a8 (from https://pypi.org/simple/ipython/) (requires-python:>=3.8)
2022-01-25T09:28:49,576     Link requires a different Python (3.7.3 not in: '>=3.8'): https://files.pythonhosted.org/packages/5f/43/3ef25431d58cccdf0975672371af670dd916709f412cd19344ef2bb5ecd4/ipython-8.0.0rc1-py3-none-any.whl#sha256=837a5ad32e2c91661ce992f096004d425d9f60543dd1fe6db02e073a8cbdbfb3 (from https://pypi.org/simple/ipython/) (requires-python:>=3.8)
2022-01-25T09:28:49,578     Link requires a different Python (3.7.3 not in: '>=3.8'): https://files.pythonhosted.org/packages/c1/f6/853d6375bf21b39dda7f381b3d39c59028bbd65e3afe3772db7fbc7cdef6/ipython-8.0.0rc1.tar.gz#sha256=e12b8c8673a968d72c2ab340727c7b7340979bcf8b848dbfefe781680a46d0b4 (from https://pypi.org/simple/ipython/) (requires-python:>=3.8)
2022-01-25T09:28:49,579     Link requires a different Python (3.7.3 not in: '>=3.8'): https://files.pythonhosted.org/packages/78/e0/b271dbd4584ea59704daad687174182e44197d4ea7bf10f178f1511dbe13/ipython-8.0.0-py3-none-any.whl#sha256=5b58cf977635abad74d76be49dbb2e97fddd825fb8503083d55496aa1160b854 (from https://pypi.org/simple/ipython/) (requires-python:>=3.8)
2022-01-25T09:28:49,581     Link requires a different Python (3.7.3 not in: '>=3.8'): https://files.pythonhosted.org/packages/82/fb/07873184613eea2443ee6aad602e50239e906bfdc7411f1775012cb4d14a/ipython-8.0.0.tar.gz#sha256=004a0d05aeecd32adec4841b6e2586d5ca35785b1477db4d8333a39333e0ce98 (from https://pypi.org/simple/ipython/) (requires-python:>=3.8)
2022-01-25T09:28:49,583     Link requires a different Python (3.7.3 not in: '>=3.8'): https://files.pythonhosted.org/packages/ef/88/3e505ba3accd31f464f92dcd8c229f2d0d7af14ead91c1899c52648336be/ipython-8.0.1-py3-none-any.whl#sha256=c503a0dd6ccac9c8c260b211f2dd4479c042b49636b097cc9a0d55fe62dff64c (from https://pypi.org/simple/ipython/) (requires-python:>=3.8)
2022-01-25T09:28:49,584     Link requires a different Python (3.7.3 not in: '>=3.8'): https://files.pythonhosted.org/packages/c2/4f/67e0c9ab885a5ba54b6dfe5f630df70b73a2de5ef04c402e0691c1936273/ipython-8.0.1.tar.gz#sha256=ab564d4521ea8ceaac26c3a2c6e5ddbca15c8848fd5a5cc325f960da88d42974 (from https://pypi.org/simple/ipython/) (requires-python:>=3.8)
2022-01-25T09:28:49,872     Link requires a different Python (3.7.3 not in: '>=3.8'): https://www.piwheels.org/simple/ipython/ipython-8.0.0-py3-none-any.whl#sha256=fc11b3728fd537a5ff8618d9f58de30f55a69fd9f79011fc8cdd39b564685161 (from https://www.piwheels.org/simple/ipython/) (requires-python:>=3.8)
2022-01-25T09:28:49,874     Link requires a different Python (3.7.3 not in: '>=3.8'): https://www.piwheels.org/simple/ipython/ipython-8.0.0a1-py3-none-any.whl#sha256=66e050875f3df3b4b958e3113cb269f1c81457af4ce0972d2f8b398f3a35dbcc (from https://www.piwheels.org/simple/ipython/) (requires-python:>=3.8)
2022-01-25T09:28:49,876     Link requires a different Python (3.7.3 not in: '>=3.8'): https://www.piwheels.org/simple/ipython/ipython-8.0.0b1-py3-none-any.whl#sha256=9d3b9957e63339cab0eca0224523bc1b3d55a5f3665438d32bd22089cbe8dcc1 (from https://www.piwheels.org/simple/ipython/) (requires-python:>=3.8)
2022-01-25T09:28:49,877     Link requires a different Python (3.7.3 not in: '>=3.8'): https://www.piwheels.org/simple/ipython/ipython-8.0.0rc1-py3-none-any.whl#sha256=ec030f0fe1d1a19df7f58a1c82a168acdd93bcbdd1f0522e1f21172aaed93025 (from https://www.piwheels.org/simple/ipython/) (requires-python:>=3.8)
2022-01-25T09:28:49,879     Link requires a different Python (3.7.3 not in: '>=3.8'): https://www.piwheels.org/simple/ipython/ipython-8.0.1-py3-none-any.whl#sha256=f4d9f04b0547fd15580c1934a3cc734f42ff9222eb5edefbb49da8e31b637ea6 (from https://www.piwheels.org/simple/ipython/) (requires-python:>=3.8)
2022-01-25T09:28:50,129   Collecting ipython
2022-01-25T09:28:50,334     Using cached https://www.piwheels.org/simple/ipython/ipython-7.31.1-py3-none-any.whl (792 kB)
2022-01-25T09:28:51,223   Collecting jupyter-server~=1.4
2022-01-25T09:28:51,333     Using cached https://www.piwheels.org/simple/jupyter-server/jupyter_server-1.13.4-py3-none-any.whl (395 kB)
2022-01-25T09:28:52,403   Collecting MarkupSafe>=2.0
2022-01-25T09:28:52,436     Using cached https://www.piwheels.org/simple/markupsafe/MarkupSafe-2.0.1-cp37-cp37m-linux_armv7l.whl (31 kB)
2022-01-25T09:28:52,790   Collecting Send2Trash
2022-01-25T09:28:52,823     Using cached https://www.piwheels.org/simple/send2trash/Send2Trash-1.8.0-py3-none-any.whl (20 kB)
2022-01-25T09:28:53,198   Collecting nbformat
2022-01-25T09:28:53,255     Using cached https://www.piwheels.org/simple/nbformat/nbformat-5.1.3-py3-none-any.whl (178 kB)
2022-01-25T09:28:53,892   Collecting jupyter-client>=6.1.1
2022-01-25T09:28:53,959     Using cached https://www.piwheels.org/simple/jupyter-client/jupyter_client-7.1.2-py3-none-any.whl (130 kB)
2022-01-25T09:28:54,327   Collecting prometheus-client
2022-01-25T09:28:54,374     Using cached https://www.piwheels.org/simple/prometheus-client/prometheus_client-0.12.0-py2.py3-none-any.whl (60 kB)
2022-01-25T09:28:54,939   Collecting websocket-client
2022-01-25T09:28:54,976     Using cached https://www.piwheels.org/simple/websocket-client/websocket_client-1.2.3-py3-none-any.whl (53 kB)
2022-01-25T09:28:55,294   Collecting traitlets>=5
2022-01-25T09:28:55,337     Using cached https://www.piwheels.org/simple/traitlets/traitlets-5.1.1-py3-none-any.whl (102 kB)
2022-01-25T09:28:55,684   Collecting terminado>=0.8.3
2022-01-25T09:28:55,718     Using cached https://www.piwheels.org/simple/terminado/terminado-0.12.1-py3-none-any.whl (15 kB)
2022-01-25T09:28:56,368   Collecting argon2-cffi
2022-01-25T09:28:56,418     Using cached https://www.piwheels.org/simple/argon2-cffi/argon2_cffi-21.3.0-py3-none-any.whl (14 kB)
2022-01-25T09:28:56,610   Collecting ipython-genutils
2022-01-25T09:28:56,644     Using cached https://www.piwheels.org/simple/ipython-genutils/ipython_genutils-0.2.0-py2.py3-none-any.whl (26 kB)
2022-01-25T09:28:57,187   Collecting nbconvert
2022-01-25T09:28:57,334     Using cached https://www.piwheels.org/simple/nbconvert/nbconvert-6.4.0-py3-none-any.whl (557 kB)
2022-01-25T09:29:00,443   Collecting pyzmq>=17
2022-01-25T09:29:01,775     Using cached https://www.piwheels.org/simple/pyzmq/pyzmq-22.3.0-cp37-cp37m-linux_armv7l.whl (6.7 MB)
2022-01-25T09:29:02,830   Collecting anyio<4,>=3.1.0
2022-01-25T09:29:02,871     Using cached https://www.piwheels.org/simple/anyio/anyio-3.5.0-py3-none-any.whl (79 kB)
2022-01-25T09:29:03,437   Collecting babel
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2022-01-25T09:29:56,683   Installing collected packages: zipp, typing-extensions, traitlets, six, pyrsistent, importlib-resources, importlib-metadata, attrs, wcwidth, tornado, pyzmq, python-dateutil, pyparsing, pycparser, ptyprocess, parso, nest-asyncio, jupyter-core, jsonschema, ipython-genutils, entrypoints, webencodings, setuptools, pygments, prompt-toolkit, pickleshare, pexpect, packaging, nbformat, matplotlib-inline, MarkupSafe, jupyter-client, jedi, decorator, cffi, backcall, testpath, sniffio, pandocfilters, nbclient, mistune, jupyterlab-pygments, jinja2, ipython, idna, defusedxml, debugpy, bleach, argon2-cffi-bindings, websocket-client, urllib3, terminado, Send2Trash, pytz, prometheus-client, nbconvert, ipykernel, charset-normalizer, certifi, argon2-cffi, anyio, requests, notebook, jupyter-server, json5, babel, wheel, tomlkit, nbclassic, jupyterlab-server, deprecation, jupyterlab, jupyter-packaging
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2022-01-25T09:31:15,488   Successfully installed MarkupSafe-2.0.1 Send2Trash-1.8.0 anyio-3.5.0 argon2-cffi-21.3.0 argon2-cffi-bindings-21.2.0 attrs-21.4.0 babel-2.9.1 backcall-0.2.0 bleach-4.1.0 certifi-2021.10.8 cffi-1.15.0 charset-normalizer-2.0.10 debugpy-1.5.1 decorator-5.1.1 defusedxml-0.7.1 deprecation-2.1.0 entrypoints-0.3 idna-3.3 importlib-metadata-4.10.1 importlib-resources-5.4.0 ipykernel-6.7.0 ipython-7.31.1 ipython-genutils-0.2.0 jedi-0.18.1 jinja2-3.0.3 json5-0.9.6 jsonschema-4.4.0 jupyter-client-7.1.2 jupyter-core-4.9.1 jupyter-packaging-0.11.1 jupyter-server-1.13.4 jupyterlab-3.2.8 jupyterlab-pygments-0.1.2 jupyterlab-server-2.10.3 matplotlib-inline-0.1.3 mistune-0.8.4 nbclassic-0.3.5 nbclient-0.5.10 nbconvert-6.4.0 nbformat-5.1.3 nest-asyncio-1.5.4 notebook-6.4.7 packaging-21.3 pandocfilters-1.5.0 parso-0.8.3 pexpect-4.8.0 pickleshare-0.7.5 prometheus-client-0.12.0 prompt-toolkit-3.0.24 ptyprocess-0.7.0 pycparser-2.21 pygments-2.11.2 pyparsing-3.0.7 pyrsistent-0.18.1 python-dateutil-2.8.2 pytz-2021.3 pyzmq-22.3.0 requests-2.27.1 setuptools-60.5.0 six-1.16.0 sniffio-1.2.0 terminado-0.12.1 testpath-0.5.0 tomlkit-0.8.0 tornado-6.1 traitlets-5.1.1 typing-extensions-4.0.1 urllib3-1.26.8 wcwidth-0.2.5 webencodings-0.5.1 websocket-client-1.2.3 wheel-0.37.1 zipp-3.7.0
2022-01-25T09:31:16,786   Installing build dependencies: finished with status 'done'
2022-01-25T09:31:16,810   Getting requirements to build wheel: started
2022-01-25T09:31:16,811   Running command /usr/bin/python3 /usr/local/lib/python3.7/dist-packages/pip/_vendor/pep517/in_process/_in_process.py get_requires_for_build_wheel /tmp/tmpgs27mxr0
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2022-01-25T09:31:19,821   Created temporary directory: /tmp/pip-modern-metadata-ecy3xprm
2022-01-25T09:31:19,826   Preparing metadata (pyproject.toml): started
2022-01-25T09:31:19,827   Running command /usr/bin/python3 /usr/local/lib/python3.7/dist-packages/pip/_vendor/pep517/in_process/_in_process.py prepare_metadata_for_build_wheel /tmp/tmpehcm67nb
2022-01-25T09:31:22,240   running dist_info
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2022-01-25T09:31:22,540   Source in /tmp/pip-wheel-71w7p7w3/jupyterlab-pyflyby_7a121cbfa1cf40daa3e9b6f09a9d4229 has version 4.1.1, which satisfies requirement jupyterlab-pyflyby==4.1.1 from https://files.pythonhosted.org/packages/59/63/4aad2e9332f894d7a9fa0b075bd2ce8637f8b22e32197343321398e1801a/jupyterlab_pyflyby-4.1.1.tar.gz#sha256=7d992285b5b95eb68828d51a94db21effcacae8a476aadf948632f4df67d96af
2022-01-25T09:31:22,543   Removed jupyterlab-pyflyby==4.1.1 from https://files.pythonhosted.org/packages/59/63/4aad2e9332f894d7a9fa0b075bd2ce8637f8b22e32197343321398e1801a/jupyterlab_pyflyby-4.1.1.tar.gz#sha256=7d992285b5b95eb68828d51a94db21effcacae8a476aadf948632f4df67d96af from build tracker '/tmp/pip-req-tracker-6gfwlavq'
2022-01-25T09:31:22,557 Created temporary directory: /tmp/pip-unpack-5e6p3oot
2022-01-25T09:31:22,558 Building wheels for collected packages: jupyterlab-pyflyby
2022-01-25T09:31:22,567   Created temporary directory: /tmp/pip-wheel-ibym9plf
2022-01-25T09:31:22,567   Destination directory: /tmp/pip-wheel-ibym9plf
2022-01-25T09:31:22,574   Building wheel for jupyterlab-pyflyby (pyproject.toml): started
2022-01-25T09:31:22,574   Running command /usr/bin/python3 /usr/local/lib/python3.7/dist-packages/pip/_vendor/pep517/in_process/_in_process.py build_wheel /tmp/tmpi9ohrg_s
2022-01-25T09:31:24,533   yarn not found, ignoring yarn.lock file
2022-01-25T09:31:27,954   Traceback (most recent call last):
2022-01-25T09:31:27,954     File "/tmp/pip-build-env-3rrewn4t/overlay/bin/jlpm", line 8, in <module>
2022-01-25T09:31:27,955       sys.exit(main())
2022-01-25T09:31:27,955     File "/tmp/pip-build-env-3rrewn4t/overlay/lib/python3.7/site-packages/jupyterlab/jlpmapp.py", line 43, in main
2022-01-25T09:31:27,956       execvp('node', ['node', YARN_PATH] + argv)
2022-01-25T09:31:27,957     File "/tmp/pip-build-env-3rrewn4t/overlay/lib/python3.7/site-packages/jupyterlab/jlpmapp.py", line 24, in execvp
2022-01-25T09:31:27,957       cmd = which(cmd)
2022-01-25T09:31:27,958     File "/tmp/pip-build-env-3rrewn4t/overlay/lib/python3.7/site-packages/jupyterlab_server/process.py", line 59, in which
2022-01-25T09:31:27,958       raise ValueError(msg)
2022-01-25T09:31:27,959   ValueError: Please install Node.js and npm before continuing installation. You may be able to install Node.js from your package manager, from conda, or directly from the Node.js website (https://nodejs.org).
2022-01-25T09:31:28,201   Traceback (most recent call last):
2022-01-25T09:31:28,201     File "/usr/local/lib/python3.7/dist-packages/pip/_vendor/pep517/in_process/_in_process.py", line 363, in <module>
2022-01-25T09:31:28,202       main()
2022-01-25T09:31:28,202     File "/usr/local/lib/python3.7/dist-packages/pip/_vendor/pep517/in_process/_in_process.py", line 345, in main
2022-01-25T09:31:28,202       json_out['return_val'] = hook(**hook_input['kwargs'])
2022-01-25T09:31:28,202     File "/usr/local/lib/python3.7/dist-packages/pip/_vendor/pep517/in_process/_in_process.py", line 262, in build_wheel
2022-01-25T09:31:28,203       metadata_directory)
2022-01-25T09:31:28,203     File "/tmp/pip-build-env-3rrewn4t/overlay/lib/python3.7/site-packages/jupyter_packaging/build_api.py", line 25, in build_wheel
2022-01-25T09:31:28,204       builder()
2022-01-25T09:31:28,204     File "/tmp/pip-build-env-3rrewn4t/overlay/lib/python3.7/site-packages/jupyter_packaging/setupbase.py", line 212, in builder
2022-01-25T09:31:28,204       run(npm_cmd + ['install'], cwd=node_package)
2022-01-25T09:31:28,205     File "/tmp/pip-build-env-3rrewn4t/overlay/lib/python3.7/site-packages/jupyter_packaging/setupbase.py", line 275, in run
2022-01-25T09:31:28,205       return subprocess.check_call(cmd, **kwargs)
2022-01-25T09:31:28,205     File "/usr/lib/python3.7/subprocess.py", line 347, in check_call
2022-01-25T09:31:28,205       raise CalledProcessError(retcode, cmd)
2022-01-25T09:31:28,206   subprocess.CalledProcessError: Command '['/tmp/pip-build-env-3rrewn4t/overlay/bin/jlpm', 'install']' returned non-zero exit status 1.
2022-01-25T09:31:28,348   Building wheel for jupyterlab-pyflyby (pyproject.toml): finished with status 'error'
2022-01-25T09:31:28,352   ERROR: Failed building wheel for jupyterlab-pyflyby
2022-01-25T09:31:28,357 Failed to build jupyterlab-pyflyby
2022-01-25T09:31:28,358 ERROR: Failed to build one or more wheels
2022-01-25T09:31:28,359 Exception information:
2022-01-25T09:31:28,359 Traceback (most recent call last):
2022-01-25T09:31:28,359   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/cli/base_command.py", line 164, in exc_logging_wrapper
2022-01-25T09:31:28,359     status = run_func(*args)
2022-01-25T09:31:28,359   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/cli/req_command.py", line 205, in wrapper
2022-01-25T09:31:28,359     return func(self, options, args)
2022-01-25T09:31:28,359   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/commands/wheel.py", line 175, in run
2022-01-25T09:31:28,359     raise CommandError("Failed to build one or more wheels")
2022-01-25T09:31:28,359 pip._internal.exceptions.CommandError: Failed to build one or more wheels
2022-01-25T09:31:28,367 Removed build tracker: '/tmp/pip-req-tracker-6gfwlavq'