当我输入 python 并点击选项卡时，会显示以下包
python python3 python3.6m python3m
python2 python3.6 python3.6m-config python3m-config
python2.7 python3.6-config python3-config
当我输入pip list时，会显示以下包
absl-py 0.8.0
apturl 0.5.2
asn1crypto 0.24.0
astor 0.8.0
astroid 2.2.5
attrs 19.1.0
backcall 0.1.0
bleach 3.1.0
Brlapi 0.6.6
certifi 2018.1.18
chardet 3.0.4
command-not-found 0.3
cryptography 2.1.4
cupshelpers 1.0
cycler 0.10.0
decorator 4.4.0
defer 1.0.6
defusedxml 0.6.0
distro-info 0.18ubuntu0.18.04.1
entrypoints 0.3
gast 0.2.2
google-pasta 0.1.7
grpcio 1.23.0
h5py 2.9.0
httplib2 0.9.2
idna 2.6
ipykernel 5.1.2
ipython 7.8.0
ipython-genutils 0.2.0
ipywidgets 7.5.1
isort 4.3.21
jedi 0.15.1
Jinja2 2.10.1
joblib 0.14.0
jsonschema 3.0.2
jupyter 1.0.0
jupyter-client 5.3.3
jupyter-console 6.0.0
jupyter-core 4.5.0
Keras-Applications 1.0.8
Keras-Preprocessing 1.1.0
keyring 10.6.0
keyrings.alt 3.0
kiwisolver 1.1.0
language-selector 0.1
launchpadlib 1.10.6
lazr.restfulclient 0.13.5
lazr.uri 1.0.3
lazy-object-proxy 1.4.2
louis 3.5.0
macaroonbakery 1.1.3
Markdown 3.1.1
MarkupSafe 1.1.1
matplotlib 3.1.1
mccabe 0.6.1
mistune 0.8.4
nbconvert 5.6.0
nbformat 4.4.0
netifaces 0.10.4
nltk 3.4.5
notebook 6.0.1
numpy 1.17.2
oauth 1.0.1
oauthlib 3.1.0
olefile 0.45.1
pandas 0.25.1
pandocfilters 1.4.2
parso 0.5.1
pexpect 4.2.1
pickleshare 0.7.5
Pillow 5.1.0
pip 19.3.1
prometheus-client 0.7.1
prompt-toolkit 2.0.9
protobuf 3.9.1
ptyprocess 0.6.0
pycairo 1.16.2
pycrypto 2.6.1
pycups 1.9.73
Pygments 2.4.2
pygobject 3.26.1
pylint 2.3.1
pymacaroons 0.13.0
PyNaCl 1.1.2
pyparsing 2.4.2
pyRFC3339 1.0
pyrsistent 0.15.4
PySocks 1.7.1
python-apt 1.6.4
python-dateutil 2.6.1
python-debian 0.1.32
pytz 2018.3
pyxdg 0.25
PyYAML 3.12
pyzmq 18.1.0
qtconsole 4.5.5
reportlab 3.4.0
requests 2.18.4
requests-oauthlib 1.3.0
requests-unixsocket 0.1.5
scikit-learn 0.21.3
scipy 1.3.1
SecretStorage 2.3.1
Send2Trash 1.5.0
setuptools 41.2.0
simplejson 3.13.2
six 1.11.0
sklearn 0.0
swampy 3.0.1
system-service 0.3
systemd-python 234
tb-nightly 1.14.0a20190603
tensorflow 2.0.0b1
termcolor 1.1.0
terminado 0.8.2
testpath 0.4.2
textblob 0.15.3
tf-estimator-nightly 1.14.0.dev2019060501
tornado 6.0.3
traitlets 4.3.2
tweepy 3.8.0
typed-ast 1.4.0
ubuntu-drivers-common 0.0.0
ufw 0.36
unattended-upgrades 0.1
urllib3 1.22
virtualenv 16.7.5
wadllib 1.3.2
wcwidth 0.1.7
webencodings 0.5.1
Werkzeug 0.15.6
wheel 0.30.0
widgetsnbextension 3.5.1
wrapt 1.11.2
xkit 0.0.0
zope.interface 4.3.2
我想删除所有软件包，但保留那些对操作系统重要的软件包
最佳答案
如果我创建一个 ubuntu 18.04 容器，并安装 python、python3 并执行 pip list，这些就是我得到的包。因此理论上，您可以删除除这些软件包之外的所有软件包:
$ docker run -it --rm ubuntu:18.04 bash
# inside the docker container:
$ apt update
$ apt install python python-pip python3 python3-pip
$ pip list
asn1crypto (0.24.0)
cryptography (2.1.4)
enum34 (1.1.6)
idna (2.6)
ipaddress (1.0.17)
keyring (10.6.0)
keyrings.alt (3.0)
pip (9.0.1)
pycrypto (2.6.1)
pygobject (3.26.1)
pyxdg (0.25)
SecretStorage (2.3.1)
setuptools (39.0.1)
six (1.11.0)
wheel (0.30.0)
$ pip3 list
asn1crypto (0.24.0)
cryptography (2.1.4)
idna (2.6)
keyring (10.6.0)
keyrings.alt (3.0)
pip (9.0.1)
pycrypto (2.6.1)
pygobject (3.26.1)
pyxdg (0.25)
SecretStorage (2.3.1)
setuptools (39.0.1)
six (1.11.0)
wheel (0.30.0)
关于python - 卸载 Ubuntu 18.04 中具有多个 python 版本的所有 Python 包，我们在Stack Overflow上找到一个类似的问题： https://stackoverflow.com/questions/59717007/