I got the following error when trying to build py39-nbconvert on a 2014 27” iMac running the latest version of Catalina (10.15.7). The error I got (from main.log) is the following:
:info:build Executing: cd "/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_python_py-nbconvert/py39-nbconvert/work/nbconvert-7.0.0" && /opt/local/Library/Frameworks/Python.framework/Versions/3.9/bin/python3.9 -m build --wheel --no-isolation --outdir /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_python_py-nbconvert/py39-nbconvert/work :debug:build system: cd "/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_python_py-nbconvert/py39-nbconvert/work/nbconvert-7.0.0" && /opt/local/Library/Frameworks/Python.framework/Versions/3.9/bin/python3.9 -m build --wheel --no-isolation --outdir /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_python_py-nbconvert/py39-nbconvert/work :info:build Failed to download css from https://unpkg.com/@jupyterlab/[email protected]/style/index.css: <https://unpkg.com/@jupyterlab/[email protected]/style/index.css:> <urlopen error [Errno 64] Host is down> :info:build Failed to download css from https://unpkg.com/@jupyterlab/[email protected]/style/variables.css: <https://unpkg.com/@jupyterlab/[email protected]/style/variables.css:> <urlopen error [Errno 64] Host is down> :info:build Failed to download css from https://unpkg.com/@jupyterlab/[email protected]/style/variables.css: <https://unpkg.com/@jupyterlab/[email protected]/style/variables.css:> <urlopen error [Errno 64] Host is down> :info:build Failed to download css from https://cdn.jupyter.org/notebook/5.4.0/style/style.min.css: <https://cdn.jupyter.org/notebook/5.4.0/style/style.min.css:> <urlopen error [Errno 64] Host is down> This error happens a few more times after that, and the build aborts with the following message: :info:build raise OSError("Need CSS to proceed.") :info:build OSError: Need CSS to proceed. :info:build * Getting dependencies for wheel... :info:build * Building wheel... :info:build ERROR Backend subprocess exited when trying to invoke build_wheel :info:build Command failed: cd "/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_python_py-nbconvert/py39-nbconvert/work/nbconvert-7.0.0" && /opt/local/Library/Frameworks/Python.framework/Versions/3.9/bin/python3.9 -m build --wheel --no-isolation --outdir /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_python_py-nbconvert/py39-nbconvert/work :info:build Exit code: 1 :error:build Failed to build py39-nbconvert: command execution failed :debug:build Error code: CHILDSTATUS 31665 1 :debug:build Backtrace: command execution failed :debug:build while executing :debug:build "system {*}$notty {*}$callback {*}$nice $fullcmdstring" :debug:build invoked from within :debug:build "command_exec -callback portprogress::target_progress_callback build" :debug:build (procedure "portbuild::build_main" line 8) :debug:build invoked from within :debug:build "$procedure $targetname" :error:build See /opt/local/var/macports/logs/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_python_py-nbconvert/py39-nbconvert/main.log for details. Any idea what the problem may be? Thanks in advance, Artemio Artemio Gonzalez Lopez [email protected]
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