I'm trying to read a c3d file on Python with the btk library but I didn't succeed. I downloaded the library here https://code.google.com/archive/p/b-tk/download
prestashop
python-imageio
realm-mobile-platform
adventure
working-directory
creation
openshift-pipelines
mingw
httperf
object-literal
dremel
constraint-layout-chains
strconv
datasplice
formal-grammars
ariadne-graphql
python-huey
rp2040
comparator
variable-initialization
impactjs
dbca
subscript-operator
sirius
final-form
fips
safari-push-notifications
parallel-arrays
roundtrip
flutter-circularprogressindicator