My Ubuntu 21.04 came with preinstalled with python 3. I installed python 2.7 in parallel since all my programs are in python 2.7. In my modules, import dateutil
geowebcache
tokio-postgres
sql-injection
glassfish-4.1
nested-class
go-colly
mini-batch
completion-service
timestep
cordova-plugin-firebasex
browsermob
nlm
permalinks
memory-dump
apache-camel-aws
react-simple-keyboard
jbossfuse
switch-material
graphql-subscriptions
geometry-surface
telegram-api
calico-project
react-native-flatlist
android-mediaprojection
multivariate-time-series
neuron-simulator
web-architecture
maven-resources-plugin
xml-serialization
ng-container