Dennis:
So near as I can tell, all of the dependencies are correctly installed. I’m running Python 3.7.3 and updated the rest yesterday (and I’m about to burn a new SD card since this is driving me nutso).
My PIP list is: (sorry, it doesn’t mean anything to me, but I’m sure you’re looking for something specific).
Package Version
anyio 2.0.2
argon2-cffi 20.1.0
asn1crypto 0.24.0
astroid 2.1.0
asttokens 1.1.13
async-generator 1.10
attrs 20.3.0
automationhat 0.2.0
Babel 2.9.0
backcall 0.2.0
beautifulsoup4 4.7.1
biyam 2017.12.22a0.dev1
bleach 3.2.1
blinker 1.4
blinkt 0.1.2
buttonshim 0.0.2
Cap1xxx 0.1.3
certifi 2018.8.24
cffi 1.14.4
chardet 3.0.4
Click 7.0
colorama 0.3.7
colorzero 1.1
cookies 2.2.1
cryptography 2.6.1
cupshelpers 1.0
cycler 0.10.0
decorator 4.3.0
defusedxml 0.6.0
djitellopy 2.3.1
docutils 0.14
drumhat 0.1.0
entrypoints 0.3
envirophat 1.0.0
ExplorerHAT 0.4.2
Flask 1.0.2
fourletterphat 0.1.0
gpiozero 1.6.2
html5lib 1.0.1
idna 3.0
importlib-metadata 3.3.0
ipykernel 5.4.2
ipython 7.19.0
ipython-genutils 0.2.0
ipywidgets 7.6.2
isort 4.3.4
itsdangerous 0.24
jedi 0.13.2
Jinja2 2.10
json5 0.9.5
jsonschema 3.2.0
jupyter 1.0.0
jupyter-client 6.1.7
jupyter-console 6.2.0
jupyter-core 4.7.0
jupyter-server 1.1.3
jupyterlab 3.0.0
jupyterlab-pygments 0.1.2
jupyterlab-server 2.0.0
jupyterlab-widgets 1.0.0
keyring 17.1.1
keyrings.alt 3.1.1
kiwisolver 1.0.1
lazy-object-proxy 1.3.1
logilab-common 1.4.2
lxml 4.3.2
MarkupSafe 1.1.0
matplotlib 3.0.2
mccabe 0.6.1
microdotphat 0.2.1
mistune 0.8.4
mote 0.0.4
motephat 0.0.3
mypy 0.670
mypy-extensions 0.4.1
nbclassic 0.2.5
nbclient 0.5.1
nbconvert 6.0.7
nbformat 5.0.8
nest-asyncio 1.4.3
notebook 6.1.6
numpy 1.16.2
oauthlib 2.1.0
olefile 0.46
opencv-python 4.5.3.56
packaging 20.8
pandocfilters 1.4.3
pantilthat 0.0.7
parso 0.3.1
pexpect 4.6.0
pgzero 1.2
phatbeat 0.1.1
pianohat 0.1.0
picamera 1.13
pickleshare 0.7.5
piglow 1.2.5
pigpio 1.78
Pillow 5.4.1
pip 21.2.1
prometheus-client 0.9.0
prompt-toolkit 3.0.8
psutil 5.5.1
ptyprocess 0.7.0
pycairo 1.16.2
pycparser 2.20
pycrypto 2.6.1
pycups 1.9.73
pygame 1.9.4.post1
Pygments 2.7.3
PyGObject 3.30.4
pyinotify 0.9.6
PyJWT 1.7.0
pylint 2.2.2
pyOpenSSL 19.0.0
pyparsing 2.2.0
pyrsistent 0.17.3
pyserial 3.4
pysmbc 1.0.15.6
python-apt 1.8.4.3
python-dateutil 2.7.3
pytz 2020.5
pyxdg 0.25
pyzmq 20.0.0
qtconsole 5.0.1
QtPy 1.9.0
rainbowhat 0.1.0
reportlab 3.5.13
requests 2.21.0
requests-oauthlib 1.0.0
responses 0.9.0
roman 2.0.0
RPi.GPIO 0.7.0
RTIMULib 7.2.1
scipy 1.1.0
scrollphat 0.0.7
scrollphathd 1.2.1
SecretStorage 2.3.1
Send2Trash 1.5.0
sense-hat 2.2.0
setuptools 40.8.0
simplejson 3.16.0
six 1.12.0
skywriter 0.0.7
sn3218 1.2.7
sniffio 1.2.0
soupsieve 1.8
spidev 3.5
ssh-import-id 5.7
terminado 0.9.1
testpath 0.4.4
thonny 3.3.10
tornado 6.1
touchphat 0.0.1
traitlets 5.0.5
twython 3.7.0
typed-ast 1.3.1
typing-extensions 3.7.4.3
unicornhathd 0.0.4
urllib3 1.24.1
wcwidth 0.2.5
webencodings 0.5.1
Werkzeug 0.14.1
wheel 0.32.3
widgetsnbextension 3.5.1
wrapt 1.10.11
zipp 3.4.0
Thanks for your help!
-David