Such a small YAML input example below will fail with the exception "AttributeError: 'NoneType' object has no attribute 'upper'"
cables:
W1:
colors: [BK, RD]
show_equiv: true
connections:
- - W1I have provided a fix in #498.
My context:
$ wireviz -V && dot -V && python -V && lsb_release -a
WireViz 0.4.1
dot - graphviz version 2.43.0 (0)
Python 3.12.3
No LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu 24.04.4 LTS
Release: 24.04
Codename: noble
Such a small YAML input example below will fail with the exception "
AttributeError: 'NoneType' object has no attribute 'upper'"I have provided a fix in #498.
My context: