Does not install

[ncub8]

Installing with npm gives tthe following error:

gyp ERR! configure error
gyp ERR! stack Error: Command failed: /opt/anaconda3/bin/python -c import sys; print "%s.%s.%s" % sys.version_info[:3];
gyp ERR! stack File "", line 1
gyp ERR! stack import sys; print "%s.%s.%s" % sys.version_info[:3];
gyp ERR! stack ^
gyp ERR! stack SyntaxError: invalid syntax
gyp ERR! stack
gyp ERR! stack at ChildProcess.exithandler (child_process.js:289:12)
gyp ERR! stack at ChildProcess.emit (events.js:182:13)
gyp ERR! stack at maybeClose (internal/child_process.js:962:16)
gyp ERR! stack at Socket.stream.socket.on (internal/child_process.js:381:11)
gyp ERR! stack at Socket.emit (events.js:182:13)
gyp ERR! stack at Pipe._handle.close (net.js:606:12)
gyp ERR! System Darwin 18.7.0
gyp ERR! command "/usr/local/bin/node" "/usr/local/lib/node_modules/npm/node_modules/node-gyp/bin/node-gyp.js" "rebuild"
gyp ERR! cwd /Users/johnmoore/work/test/node_modules/libxmljs-mt
gyp ERR! node -v v10.13.0
gyp ERR! node-gyp -v v3.8.0
gyp ERR! not ok
npm WARN test@1.0.0 No description
npm WARN test@1.0.0 No repository field.

npm ERR! code ELIFECYCLE
npm ERR! errno 1
npm ERR! libxmljs-mt@0.18.0 install: node-gyp rebuild
npm ERR! Exit status 1
npm ERR!
npm ERR! Failed at the libxmljs-mt@0.18.0 install script.
npm ERR! This is probably not a problem with npm. There is likely additional logging output above.