Hi, thank you for a response. This is the output of horizon installed by juju:

amqp==2.2.2
anyjson==0.3.3
appdirs==1.4.3
asn1crypto==1.1.0
attrs==19.2.0
Babel==2.7.0
backports.ssl-match-hostname==3.7.0.1
beautifulsoup4==4.6.0
blinker==1.4
cachetools==2.0.0
certifi==2019.9.11
cffi==1.12.3
chardet==3.0.4
cliff==2.16.0
cmd2==0.8.9
configparser==4.0.2
contextlib2==0.6.0.post1
cryptography==2.7
csscompressor==0.9.4
debtcollector==1.22.0
decorator==4.4.0
deprecation==1.0.1
designate-dashboard==6.0.0
Django==1.11.25
django-appconf==1.0.3
django-babel==0.6.2
django-compressor==2.3
django-debreach==2.0.1
django-pyscss==2.0.2
dnspython==1.15.0
docker==4.1.0
docutils==0.14
dogpile.cache==0.8.0
enum34==1.1.6
eventlet==0.20.0
extras==1.0.0
fasteners==0.15
fixtures==3.0.0
FormEncode==1.3.0
funcsigs==1.0.2
functools32==3.2.3.post2
futures==3.3.0
futurist==1.9.0
greenlet==0.4.12
heat-dashboard==1.0.2
horizon==16.0.0.0rc2
html5lib==0.999999999
idna==2.8
importlib-metadata==0.23
ipaddress==1.0.22
iso8601==0.1.12
Jinja2==2.10
jmespath==0.9.4
jsonpatch==1.24
jsonpointer==2.0
jsonschema==3.1.1
keyring==10.6.0
keyrings.alt==3.0
keystoneauth1==3.17.1
kombu==4.1.0
linecache2==1.0.0
lxml==4.2.1
MarkupSafe==1.0
mock==2.0.0
monotonic==1.5
more-itertools==5.0.0
msgpack==0.6.2
munch==2.3.2
netaddr==0.7.19
netifaces==0.10.9
neutron-fwaas-dashboard==1.3.0
neutron-lbaas-dashboard==4.0.0
oauthlib==2.0.6
olefile==0.45.1
openstacksdk==0.36.0
os-client-config==1.33.0
os-service-types==1.7.0
osc-lib==1.14.1
oslo.concurrency==3.30.0
oslo.config==6.11.1
oslo.context==2.23.0
oslo.i18n==3.24.0
oslo.log==3.44.1
oslo.messaging==5.35.0
oslo.middleware==3.34.0
oslo.policy==2.3.2
oslo.serialization==2.29.2
oslo.service==1.29.0
oslo.upgradecheck==0.3.2
oslo.utils==3.41.2
osprofiler==2.8.2
Paste==2.0.3
PasteDeploy==1.5.2
PasteScript==2.0.2
pathlib==1.0.1
pathlib2==2.3.5
pbr==5.4.3
pika==0.11.0
pika-pool==0.1.3
Pillow==5.1.0
Pint==0.9
positional==1.1.1
posix-ipc==0.9.8
prettytable==0.7.2
pycparser==2.19
pycrypto==2.6.1
Pygments==2.2.0
pygobject==3.26.1
pyinotify==0.9.6
PyJWT==1.5.3
pymongo==3.9.0
PyMySQL==0.8.0
pyOpenSSL==19.0.0
pyparsing==2.4.2
pyperclip==1.7.0
pyrsistent==0.15.4
pyScss==1.3.4
python-apt==1.6.4
python-barbicanclient==4.6.0
python-ceilometerclient==2.9.0
python-cinderclient==5.0.0
python-dateutil==2.8.0
python-designateclient==2.9.0
python-glanceclient==2.17.0
python-heatclient==1.14.0
python-keystoneclient==3.21.0
python-memcached==1.53
python-mimeparse==0.1.4
python-neutronclient==6.14.0
python-novaclient==15.1.0
python-openid==2.2.5
python-openstackclient==4.0.0
python-swiftclient==3.8.1
python-zunclient==3.5.0
pytz==2019.3
pyxdg==0.25
PyYAML==5.1.2
rcssmin==1.0.6
repoze.lru==0.7
requests==2.22.0
requestsexceptions==1.4.0
retrying==1.3.3
rfc3986==1.3.2
rjsmin==1.1.0
roman==2.0.0
Routes==2.4.1
scandir==1.10.0
scgi==1.13
SecretStorage==2.3.1
semantic-version==2.8.2
simplejson==3.16.0
six==1.12.0
sqlparse==0.2.4
statsd==3.2.1
stevedore==1.31.0
subprocess32==3.5.4
Tempita==0.5.2
tenacity==4.8.0
testtools==2.3.0
traceback2==1.4.0
unicodecsv==0.14.1
unittest2==1.1.0
urllib3==1.25.6
vine==1.1.4
warlock==1.3.3
wcwidth==0.1.7
webencodings==0.5
WebOb==1.8.5
websocket-client==0.56.0
wrapt==1.11.2
XStatic==1.0.2
XStatic-Angular==1.5.8.0
XStatic-Angular-Bootstrap==2.2.0.0
XStatic-Angular-FileUpload==12.0.4.0
XStatic-Angular-Gettext==2.3.8.0
XStatic-Angular-lrdragndrop==1.0.2.4
XStatic-Angular-Schema-Form==0.8.13.0
XStatic-Bootstrap-Datepicker==1.3.1.0
XStatic-Bootstrap-SCSS==3.3.7.1
XStatic-bootswatch==3.3.7.0
XStatic-D3==3.5.17.0
XStatic-Font-Awesome==4.7.0.0
XStatic-Hogan==2.0.0.2
XStatic-Jasmine==2.4.1.2
XStatic-jQuery==3.3.1.1
XStatic-JQuery-Migrate==1.2.1.1
XStatic-jquery-ui==1.12.1.1
XStatic-JQuery.quicksearch==2.0.3.1
XStatic-JQuery.TableSorter==2.14.5.1
XStatic-JSEncrypt==2.3.1.1
XStatic-mdi==1.6.50.2
XStatic-objectpath==1.2.1.0
XStatic-Rickshaw==1.5.0.0
XStatic-roboto-fontface==0.5.0.0
XStatic-smart-table==1.4.13.2
XStatic-Spin==1.2.5.2
XStatic-term.js==0.0.7.0
XStatic-tv4==1.2.7.0
zipp==0.6.0
zun-ui==3.0.1