remove unused apckages

deptree.txt

-acme==1.1.0
-appdirs==1.4.3
-attrs==19.3.0
-Automat==0.8.0
-blinker==1.4
-certbot==0.40.0
-certifi==2019.11.28
-chardet==3.0.4
-Click==7.0
-cloud-init==22.4.2
-colorama==0.4.3
-command-not-found==0.3
-ConfigArgParse==0.13.0
-configobj==5.0.6
-constantly==15.1.0
-cryptography==2.8
-cupshelpers==1.0
-dbus-python==1.2.16
-distlib==0.3.0
-distro==1.4.0
-distro-info===0.23ubuntu1
-entrypoints==0.3
-filelock==3.0.12
-future==0.18.2
-grpcio==1.39.0
-  six==1.14.0
-grpcio-tools==1.39.0
-  grpcio==1.39.0
-    six==1.14.0
-  protobuf==3.6.1
-  setuptools==45.2.0
-httplib2==0.14.0
-hyperlink==19.0.0
-idna==2.8
-importlib-metadata==1.5.0
-incremental==16.10.1
-Jinja2==2.10.1
-josepy==1.2.0
-jsonpatch==1.22
-jsonpointer==2.0
-jsonschema==3.2.0
-keyring==18.0.1
-  SecretStorage==2.3.1
-language-selector==0.1
-launchpadlib==1.10.13
-  httplib2==0.14.0
-  keyring==18.0.1
-    SecretStorage==2.3.1
-  lazr.restfulclient==0.14.2
-    httplib2==0.14.0
-  lazr.uri==1.0.3
-  setuptools==45.2.0
-  six==1.14.0
-  testresources
-  wadllib==1.3.3
-lazr.restfulclient==0.14.2
-  httplib2==0.14.0
-lazr.uri==1.0.3
-macaroonbakery==1.3.1
-MarkupSafe==1.1.0
-mock==3.0.5
-more-itertools==4.2.0
-netifaces==0.10.4
-oauthlib==3.1.0
-parsedatetime==2.4
-pbr==5.4.5
-pexpect==4.6.0
-pip==20.0.2
-pipdeptree==0.13.2
-protobuf==3.6.1
-pyasn1==0.4.2
-pyasn1-modules==0.2.1
-pycairo==1.16.2
-pycups==1.9.73
-PyGObject==3.36.0
-  pycairo==1.16.2
-PyHamcrest==1.9.0
-PyICU==2.4.2
-PyJWT==1.7.1
-pymacaroons==0.13.0
-PyNaCl==1.3.0
-pyOpenSSL==19.0.0
-pyRFC3339==1.1
-pyrsistent==0.15.5
-pyserial==3.4
-python-apt==2.0.0+ubuntu0.20.4.8
-python-debian===0.1.36ubuntu1
-pytz==2019.3
-PyYAML==5.3.1
-requests==2.22.0
-requests-toolbelt==0.8.0
-requests-unixsocket==0.2.0
-SecretStorage==2.3.1
-service-identity==18.1.0
-setuptools==45.2.0
-simplejson==3.16.0
-six==1.14.0
-ssh-import-id==5.10
-systemd-python==234
-Twisted==18.9.0
-ubuntu-advantage-tools==27.12
-ufw==0.36
-urllib3==1.25.8
-virtualenv==20.0.17
-wadllib==1.3.3
-wheel==0.34.2
-zipp==1.0.0
-zope.component==4.3.0
-zope.event==4.4
-zope.hookable==5.0.0
-zope.interface==4.7.1