Hello Efraim! Thank you! Your idea of replacing "-" with "_" seems to partially help:
The package is downloaded and byte compiled. However, afterwards there is a problem, when it tries to copy the byte-compiled files in the "wrap phase" (comments inserted in some places): ~~~~START~~~~ ### ... a lot of output before this ... byte-compiling /gnu/store/yr7q21bws1xgx3p2dy9cfdiknjpsajm6-python-jupyterlab-server-1.2.0/lib/python3.8/site-packages/jupyterlab_server/__init__.py to __init__.cpython-38.pyc byte-compiling /gnu/store/yr7q21bws1xgx3p2dy9cfdiknjpsajm6-python-jupyterlab-server-1.2.0/lib/python3.8/site-packages/jupyterlab_server/_version.py to _version.cpython-38.pyc byte-compiling /gnu/store/yr7q21bws1xgx3p2dy9cfdiknjpsajm6-python-jupyterlab-server-1.2.0/lib/python3.8/site-packages/jupyterlab_server/app.py to app.cpython-38.pyc byte-compiling /gnu/store/yr7q21bws1xgx3p2dy9cfdiknjpsajm6-python-jupyterlab-server-1.2.0/lib/python3.8/site-packages/jupyterlab_server/handlers.py to handlers.cpython-38.pyc byte-compiling /gnu/store/yr7q21bws1xgx3p2dy9cfdiknjpsajm6-python-jupyterlab-server-1.2.0/lib/python3.8/site-packages/jupyterlab_server/listings_handler.py to listings_handler.cpython-38.pyc byte-compiling /gnu/store/yr7q21bws1xgx3p2dy9cfdiknjpsajm6-python-jupyterlab-server-1.2.0/lib/python3.8/site-packages/jupyterlab_server/process.py to process.cpython-38.pyc byte-compiling /gnu/store/yr7q21bws1xgx3p2dy9cfdiknjpsajm6-python-jupyterlab-server-1.2.0/lib/python3.8/site-packages/jupyterlab_server/process_app.py to process_app.cpython-38.pyc byte-compiling /gnu/store/yr7q21bws1xgx3p2dy9cfdiknjpsajm6-python-jupyterlab-server-1.2.0/lib/python3.8/site-packages/jupyterlab_server/server.py to server.cpython-38.pyc byte-compiling /gnu/store/yr7q21bws1xgx3p2dy9cfdiknjpsajm6-python-jupyterlab-server-1.2.0/lib/python3.8/site-packages/jupyterlab_server/servertest.py to servertest.cpython-38.pyc byte-compiling /gnu/store/yr7q21bws1xgx3p2dy9cfdiknjpsajm6-python-jupyterlab-server-1.2.0/lib/python3.8/site-packages/jupyterlab_server/settings_handler.py to settings_handler.cpython-38.pyc byte-compiling /gnu/store/yr7q21bws1xgx3p2dy9cfdiknjpsajm6-python-jupyterlab-server-1.2.0/lib/python3.8/site-packages/jupyterlab_server/themes_handler.py to themes_handler.cpython-38.pyc byte-compiling /gnu/store/yr7q21bws1xgx3p2dy9cfdiknjpsajm6-python-jupyterlab-server-1.2.0/lib/python3.8/site-packages/jupyterlab_server/workspaces_handler.py to workspaces_handler.cpython-38.pyc byte-compiling /gnu/store/yr7q21bws1xgx3p2dy9cfdiknjpsajm6-python-jupyterlab-server-1.2.0/lib/python3.8/site-packages/jupyterlab_server/tests/__init__.py to __init__.cpython-38.pyc byte-compiling /gnu/store/yr7q21bws1xgx3p2dy9cfdiknjpsajm6-python-jupyterlab-server-1.2.0/lib/python3.8/site-packages/jupyterlab_server/tests/test_settings_api.py to test_settings_api.cpython-38.pyc byte-compiling /gnu/store/yr7q21bws1xgx3p2dy9cfdiknjpsajm6-python-jupyterlab-server-1.2.0/lib/python3.8/site-packages/jupyterlab_server/tests/test_workspaces_api.py to test_workspaces_api.cpython-38.pyc byte-compiling /gnu/store/yr7q21bws1xgx3p2dy9cfdiknjpsajm6-python-jupyterlab-server-1.2.0/lib/python3.8/site-packages/jupyterlab_server/tests/utils.py to utils.cpython-38.pyc ### ... seems byte-compiling went without problems, but not comes the problem ... running install_egg_info Copying jupyterlab_server.egg-info to /gnu/store/yr7q21bws1xgx3p2dy9cfdiknjpsajm6-python-jupyterlab-server-1.2.0/lib/python3.8/site-packages/jupyterlab_server-1.2.0-py3.8.egg-info running install_scripts phase `install' succeeded after 0.3 seconds starting phase `wrap' find-files: /gnu/store/yr7q21bws1xgx3p2dy9cfdiknjpsajm6-python-jupyterlab-server-1.2.0/bin: No such file or directory find-files: /gnu/store/yr7q21bws1xgx3p2dy9cfdiknjpsajm6-python-jupyterlab-server-1.2.0/sbin: No such file or directory phase `wrap' succeeded after 0.0 seconds starting phase `check' running "python setup.py" with command "test" and parameters () running test Searching for ipykernel Reading https://pypi.org/simple/ipykernel/ Download error on https://pypi.org/simple/ipykernel/: [Errno -2] Name or service not known -- Some packages may not be found! Couldn't find index page for 'ipykernel' (maybe misspelled?) Scanning index of all packages (this may take a while) Reading https://pypi.org/simple/ Download error on https://pypi.org/simple/: [Errno -2] Name or service not known -- Some packages may not be found! No local packages or working download links found for ipykernel error: Could not find suitable distribution for Requirement.parse('ipykernel') command "python" "-c" "import setuptools, tokenize;__file__='setup.py';f=getattr(tokenize, 'open', open)(__file__);code=f.read().replace('\\r\\n', '\\n');f.close();exec(compile(code, __file__, 'exec'))" "test" failed with status 1 ~~~~~END~~~~~ So it seems, that while the download URL is corrected, there is another place, where Guix has an error now, resulting in a final error shown in command line: ~~~~START~~~~ $ guix time-machine --channels=channels.scm -- environment --manifest=manifest.scm --load=jupyterlab.scm Updating channel 'guix' from Git repository at 'https://git.savannah.gnu.org/git/guix.git'... substitute: updating substitutes from 'https://ci.guix.gnu.org'... 100.0% The following derivations will be built: /gnu/store/wzmfn9m45bmsbrx094rv3lf3w0rpmw49-python-pytest-check-links-0.3.0.drv /gnu/store/96xf5mrg134mcsp01b0m1qs1lxkb401a-python-jupyterlab-server-1.2.0.drv /gnu/store/32a28hd7aainwn0hfsnf3blh8prmfz61-jupyterlab_server-1.2.0.tar.gz.drv 3,9 MB will be downloaded downloading from https://ci.guix.gnu.org/nar/lzip/54kpl9psx16jwic4gpnjwh44kim04wlk-python-notebook-5.7.4 ... python-notebook-5.7.4 3.7MiB 5.1MiB/s 00:01 [##################] 100.0% building /gnu/store/32a28hd7aainwn0hfsnf3blh8prmfz61-jupyterlab_server-1.2.0.tar.gz.drv... downloading from https://files.pythonhosted.org/packages/source/j/jupyterlab_server/jupyterlab_server-1.2.0.tar.gz ... building /gnu/store/wzmfn9m45bmsbrx094rv3lf3w0rpmw49-python-pytest-check-links-0.3.0.drv... building /gnu/store/96xf5mrg134mcsp01b0m1qs1lxkb401a-python-jupyterlab-server-1.2.0.drv... \ 'check' phasebuilder for `/gnu/store/96xf5mrg134mcsp01b0m1qs1lxkb401a-python-jupyterlab-server-1.2.0.drv' failed with exit code 1 build of /gnu/store/96xf5mrg134mcsp01b0m1qs1lxkb401a-python-jupyterlab-server-1.2.0.drv failed View build log at '/var/log/guix/drvs/96/xf5mrg134mcsp01b0m1qs1lxkb401a-python-jupyterlab-server-1.2.0.drv.bz2'. guix environment: error: build of `/gnu/store/96xf5mrg134mcsp01b0m1qs1lxkb401a-python-jupyterlab-server-1.2.0.drv' failed ~~~~~END~~~~~ Apparently ipykernel is not found, but when I visit https://pypi.org/simple/ipykernel/, I see packages there. >From the logs: ~~~~START~~~~ Download error on https://pypi.org/simple/ipykernel/: [Errno -2] Name or service not known -- Some packages may not be found! Couldn't find index page for 'ipykernel' (maybe misspelled?) ~~~~~END~~~~~ Do I need to add another input in my `jupyterlab.scm`? (How?) Or perhaps I need to create a separate `ipykernel.scm` which contains the output of `guix import pypi --recursive ipykernel`? However, it somehow seems to fail for PyPI simple in general (from the logs again): ~~~~START~~~~ Reading https://pypi.org/simple/ Download error on https://pypi.org/simple/: [Errno -2] Name or service not known -- Some packages may not be found! No local packages or working download links found for ipykernel error: Could not find suitable distribution for Requirement.parse('ipykernel') command "python" "-c" "import setuptools, tokenize;__file__='setup.py';f=getattr(tokenize, 'open', open)(__file__);code=f.read().replace('\\r\\n', '\\n');f.close();exec(compile(code, __file__, 'exec'))" "test" failed with status 1 ~~~~~END~~~~~ Thanks, Zelphir On 10/18/20 6:35 PM, Efraim Flashner wrote: > On Sun, Oct 18, 2020 at 01:55:49PM +0200, Zelphir Kaltstahl wrote: >> Hello Guix Users, hello Zimoun and Tobias! >> >> Thanks for your information regarding the importer syntax thing. >> >> I continued trying to get a jupyterlab environment today. >> >> Here is what I did so far: >> >> (1) Create my manifest file: >> >> ~~~~START~~~~ >> (specifications->manifest >> '("python")) >> ~~~~~END~~~~~ >> >> (2) Create my channels file: >> >> ~~~~START~~~~ >> $ guix describe --format=channels > channels.scm >> $ cat channels.scm >> (list (channel >> (name 'guix) >> (url "https://git.savannah.gnu.org/git/guix.git";) >> (commit >> "6ca673b30dac281ba27a8dac242c0ac83e5e354b") >> (introduction >> (make-channel-introduction >> "9edb3f66fd807b096b48283debdcddccfea34bad" >> (openpgp-fingerprint >> "BBB0 2DDF 2CEA F6A8 0D1D E643 A2A0 6DF2 A33A 54FA"))))) >> ~~~~~END~~~~~ >> >> (3) Create my jupyterlab PyPI import file, this time around using the >> "/" instead of "@" for specifying the version: >> >> ~~~~START~~~~ >> $ guix import pypi --recursive jupyterlab/2.1.5 > jupyterlab.scm >> ~~~~~END~~~~~ >> >> (4) Add missing import expressions and add output expression at the end: >> >> ~~~~START~~~~ >> ;; add module imports >> (use-modules >> (guix packages) >> (guix download) >> (guix build-system python) >> ((guix licenses) #:prefix license:) >> ;; use `guix environment --ad-hoc python-jinja2 -- guix package -A >> python-jinja2` to find the location of python-jinja2, which is >> gnu/packages/python-xyz.scm > This can be just 'guix package -A python-jinja2', no need for the > environment. > >> (gnu packages python-xyz) >> ;; for python-tornado >> (gnu packages python-web) >> ;; for python-pytest >> (gnu packages check)) >> >> ;; QUESTION: Why are those required packages not imported by guix >> automatically? >> ;; QUESTION: Why are the manually imported packages not actually in files >> with their own name, but instead jinja2 -> python-xyz, tornado -> >> python-web, and pytest -> check? >> ;; QUESTION: Is my process of finding the files in which the packages are >> correct or just working by chance? >> >> (define-public python-jupyterlab-server >> (package >> (name "python-jupyterlab-server") >> (version "1.2.0") >> (source >> (origin >> (method url-fetch) >> (uri (pypi-uri "jupyterlab-server" version)) >> (sha256 >> (base32 >> "132xby7531rbrjg9bqvsx86birr1blynjxy8gi5kcnb6x7fxjcal")))) >> (build-system python-build-system) >> (propagated-inputs >> `(("python-jinja2" ,python-jinja2) >> ("python-json5" ,python-json5) >> ("python-jsonschema" ,python-jsonschema) >> ("python-notebook" ,python-notebook) >> ("python-requests" ,python-requests))) >> (native-inputs >> `(("python-pytest" ,python-pytest) >> ("python-requests" ,python-requests))) >> (home-page "https://jupyter.org";) >> (synopsis "JupyterLab Server") >> (description "JupyterLab Server") >> (license license:bsd-3))) >> >> (define-public python-jupyterlab >> (package >> (name "python-jupyterlab") >> (version "2.1.5") >> (source >> (origin >> (method url-fetch) >> (uri (pypi-uri "jupyterlab" version)) >> (sha256 >> (base32 >> "162jn51cg36fsn4l2zhnb5n4nbkhm9wlv974ggcnmdij3i4r4yya")))) >> (build-system python-build-system) >> (propagated-inputs >> `(("python-jinja2" ,python-jinja2) >> ("python-jupyterlab-server" >> ,python-jupyterlab-server) >> ("python-notebook" ,python-notebook) >> ("python-tornado" ,python-tornado))) >> (native-inputs >> `(("python-pytest" ,python-pytest) >> ("python-pytest-check-links" >> ,python-pytest-check-links) >> ("python-requests" ,python-requests) >> ("python-virtualenv" ,python-virtualenv) >> ("python-wheel" ,python-wheel))) >> (home-page "http://jupyter.org";) >> (synopsis >> "The JupyterLab notebook server extension.") >> (description >> "The JupyterLab notebook server extension.") >> (license license:bsd-3))) >> >> python-jupyterlab >> ~~~~~END~~~~~ >> >> And as noted in the comments, I have 3 questions at this point: >> >> (Q1) Why are those required packages not imported by guix automatically? >> (My guess: This functionality simply has not yet been implemented.) >> >> (Q2) Why are the manually imported packages not actually in files with >> their own name, but instead jinja2 -> python-xyt, tornado -> python-web, >> and pytest -> check? Why not (gnu packages python pytest) for example? >> >> (Q3) Is my process of finding the files in which the packages are >> correct or just working by chance? Basically I am creating temporary >> environments, in which I then lookup "where would the package be >> installed" and then exit the temporary environment to use that >> information in my imported package file's import expressions / >> use-modules expression. This seems to be a bit of a convoluted process, >> though worth it, if it always works in the end. >> >> (4) Now I run my time-machine command: >> >> ~~~~START~~~~ >> $ guix time-machine --channels=channels.scm -- environment >> --manifest=manifest.scm --load=jupyterlab.scm >> ~~~~~END~~~~~ >> >> This take a moment and then I get an error (the full output is longer, >> but when running it multiple times, already successful steps are not all >> done repeatedly, so the output is then reduced to what fails): >> >> ~~~~START~~~~ >> $ guix time-machine --channels=channels.scm -- environment >> --manifest=manifest.scm --load=jupyterlab.scm >> Updating channel 'guix' from Git repository at >> 'https://git.savannah.gnu.org/git/guix.git'... >> The following derivations will be built: >> >> /gnu/store/wzmfn9m45bmsbrx094rv3lf3w0rpmw49-python-pytest-check-links-0.3.0.drv >> >> /gnu/store/n9i421lrbwrr8d0947w5vma7rhy3iyba-python-jupyterlab-server-1.2.0.drv >> >> /gnu/store/s7jc2dbb0bnrahxklmszmpfv8klgw3sd-jupyterlab-server-1.2.0.tar.gz.drv >> >> 4,2 MB will be downloaded >> downloading from >> https://ci.guix.gnu.org/nar/lzip/2nahbs5v8q073gjmy224gk0h5lsh1kkw-python-nbconvert-5.0.0b1 >> ... >> python-nbconvert-5.0.0b1 301KiB >> >> >> 2.0MiB/s 00:00 [##################] 100.0% >> >> building >> /gnu/store/s7jc2dbb0bnrahxklmszmpfv8klgw3sd-jupyterlab-server-1.2.0.tar.gz.drv... >> |builder for >> `/gnu/store/s7jc2dbb0bnrahxklmszmpfv8klgw3sd-jupyterlab-server-1.2.0.tar.gz.drv' >> failed to produce output path >> `/gnu/store/92md7gh966n4fzj6al267lqq4xjx0ncf-jupyterlab-server-1.2.0.tar.gz' >> build of >> /gnu/store/s7jc2dbb0bnrahxklmszmpfv8klgw3sd-jupyterlab-server-1.2.0.tar.gz.drv >> failed >> View build log at >> '/var/log/guix/drvs/s7/jc2dbb0bnrahxklmszmpfv8klgw3sd-jupyterlab-server-1.2.0.tar.gz.drv.bz2'. >> cannot build derivation >> `/gnu/store/n9i421lrbwrr8d0947w5vma7rhy3iyba-python-jupyterlab-server-1.2.0.drv': >> 1 dependencies couldn't be built >> killing process 7384 >> guix environment: error: build of >> `/gnu/store/n9i421lrbwrr8d0947w5vma7rhy3iyba-python-jupyterlab-server-1.2.0.drv' >> failed >> ~~~~~END~~~~~ >> >> OK, an error, perhaps I can understand it. Lets look at that log file: >> >> ~~~~START~~~~ >> $ cp >> /var/log/guix/drvs/s7/jc2dbb0bnrahxklmszmpfv8klgw3sd-jupyterlab-server-1.2.0.tar.gz.drv.bz2 >> . >> $ bzip2 --decompress >> jc2dbb0bnrahxklmszmpfv8klgw3sd-jupyterlab-server-1.2.0.tar.gz.drv.bz2 >> $ cat jc2dbb0bnrahxklmszmpfv8klgw3sd-jupyterlab-server-1.2.0.tar.gz.drv >> >> Starting download of >> /gnu/store/92md7gh966n4fzj6al267lqq4xjx0ncf-jupyterlab-server-1.2.0.tar.gz >> From >> https://files.pythonhosted.org/packages/source/j/jupyterlab-server/jupyterlab-server-1.2.0.tar.gz... >> download failed >> "https://files.pythonhosted.org/packages/source/j/jupyterlab-server/jupyterlab-server-1.2.0.tar.gz"; >> 404 "Not Found" >> >> Starting download of >> /gnu/store/92md7gh966n4fzj6al267lqq4xjx0ncf-jupyterlab-server-1.2.0.tar.gz >> From >> https://ci.guix.gnu.org/file/jupyterlab-server-1.2.0.tar.gz/sha256/132xby7531rbrjg9bqvsx86birr1blynjxy8gi5kcnb6x7fxjcal... >> download failed >> "https://ci.guix.gnu.org/file/jupyterlab-server-1.2.0.tar.gz/sha256/132xby7531rbrjg9bqvsx86birr1blynjxy8gi5kcnb6x7fxjcal"; >> 404 "Not Found" >> >> Starting download of >> /gnu/store/92md7gh966n4fzj6al267lqq4xjx0ncf-jupyterlab-server-1.2.0.tar.gz >> From >> https://tarballs.nixos.org/sha256/132xby7531rbrjg9bqvsx86birr1blynjxy8gi5kcnb6x7fxjcal... >> download failed >> "https://tarballs.nixos.org/sha256/132xby7531rbrjg9bqvsx86birr1blynjxy8gi5kcnb6x7fxjcal"; >> 404 "Not Found" >> >> Starting download of >> /gnu/store/92md7gh966n4fzj6al267lqq4xjx0ncf-jupyterlab-server-1.2.0.tar.gz >> From >> https://archive.softwareheritage.org/api/1/content/sha256:5431d9dde96659364b7cc877693d5d21e7b80cea7ae3959ecc2b87518e5f5d8c/raw/... >> download failed >> "https://archive.softwareheritage.org/api/1/content/sha256:5431d9dde96659364b7cc877693d5d21e7b80cea7ae3959ecc2b87518e5f5d8c/raw/"; >> 404 "Not Found" >> failed to download >> "/gnu/store/92md7gh966n4fzj6al267lqq4xjx0ncf-jupyterlab-server-1.2.0.tar.gz" >> from >> "https://files.pythonhosted.org/packages/source/j/jupyterlab-server/jupyterlab-server-1.2.0.tar.gz"; >> ~~~~~END~~~~~ >> >> So it seems, that the jupyterlab-server file is simply not downloadable >> any longer! >> >> Trying using wget: >> >> ~~~~START~~~~ >> $ wget >> https://files.pythonhosted.org/packages/source/j/jupyterlab-server/jupyterlab-server-1.2.0.tar.gz >> --2020-10-18 13:49:52-- >> https://files.pythonhosted.org/packages/source/j/jupyterlab-server/jupyterlab-server-1.2.0.tar.gz >> Resolving files.pythonhosted.org (files.pythonhosted.org)... >> 2a04:4e42:9::319, 151.101.37.63 >> Connecting to files.pythonhosted.org >> (files.pythonhosted.org)|2a04:4e42:9::319|:443... failed: Connection refused. >> Connecting to files.pythonhosted.org >> (files.pythonhosted.org)|151.101.37.63|:443... connected. >> HTTP request sent, awaiting response... 404 Not Found >> 2020-10-18 13:49:53 ERROR 404: Not Found. >> ~~~~~END~~~~~ >> >> So now I am out of ideas. It seems the file is not available any longer >> and the definition of jupyterlab needs to be updated somewhere, so that >> it does not try to download an old or non-existent version of >> jupyter-labserver. But how is this usually done? Can I specify it >> somewhere in one of the 3 files I have, or am I dependent on someone >> fixing the jupyterlab-server dependency / input for juypterlab? >> >> Thanks for your help so far! Tell me, if I need to provide any more >> information to solve the problem. > Try chaning the URL line to (uri (pypi-uri "jupyterlab_server" version)), > with an underscore (_). I don't have any special suggestions for knowing > that it should be an underscore instead of a dash. The best I have is > the output from 'guix import pypi jupyterlab-server: > > (ins)efraim@E5400 ~$ guix import pypi jupyterlab-server > > Starting download of /tmp/guix-file.ayJ41F > From > https://files.pythonhosted.org/packages/92/54/5f321ca4cebfb644ac59eb21601b46a2ff9831ffe1b4e5a588f2a7e98d48/jupyterlab_server-1.2.0.tar.gz... > …er-1.2.0.tar.gz 22KiB 57KiB/s 00:00 [##################] > 100.0% > > > >> Best regards, >> Zelphir >> >> >> On 10/16/20 2:25 PM, Tobias Geerinckx-Rice wrote: >>> Zelphir, >>> >>> Zelphir Kaltstahl 写道： >>>> $ guix import pypi '[email protected]' --recursive >>> It will work if you substitute ‘/’ for ‘@’. Yes, this is a happy >>> accident specific to the PyPI importer, and I'm sure you can guess why >>> it happens to work. >>> >>>>> guix import hackage [email protected] >>>> But that is in the "hackage" import section. Is the same not available >>>> for PyPI? >>> [...] >>> >>>> Do the various importers work differently? >>> Unfortunately so. It would be great(TM) if PACKAGE[@VERSION] were >>> standard. Each importer could handle it properly (e.g., by turning it >>> into "/") or return a friendlier ‘the foo importer does not yet >>> support versions’ error. >>> >>> I don't have the time, but this sounds like a good intermediate-level >>> hack for someone who does :-) >>> >>> Kind regards, >>> >>> T G-R >> -- >> repositories: https://notabug.org/ZelphirKaltstahl >> -- repositories: https://notabug.org/ZelphirKaltstahl
