fonttools[ufo,lxml,unicode]==4.37.4; platform_python_implementation == 'CPython'
fonttools[unicode,ufo]==4.34.0; platform_python_implementation != 'CPython'
cu2qu==1.6.7.post1
glyphsLib==6.0.6
ufo2ft==2.28.0
MutatorMath==3.0.1
fontMath==0.9.1
defcon[lxml]==0.10.0; platform_python_implementation == 'CPython'
defcon==0.10.0; platform_python_implementation != 'CPython'
booleanOperations==0.9.0
ufoLib2==0.13.1
attrs==21.4.0
cffsubr==0.2.9.post1
compreffor==0.5.1.post1
ttfautohint-py==0.5.0

fonttools[ufo,lxml,unicode]==4.37.4; platform_python_implementation == 'CPython'
fonttools[ufo,unicode]==4.37.4; platform_python_implementation != 'CPython'
cu2qu==1.6.7.post1
glyphsLib==6.0.6
ufo2ft==2.28.0
MutatorMath==3.0.1
fontMath==0.9.1
defcon[lxml]==0.10.0; platform_python_implementation == 'CPython'
defcon==0.10.0; platform_python_implementation != 'CPython'
booleanOperations==0.9.0
ufoLib2==0.13.1
attrs==21.4.0
cffsubr==0.2.9.post1
compreffor==0.5.1.post1
ttfautohint-py==0.5.0

Update fonttools from 4.34.0 to 4.37.4
Update fonttools from 4.34.0 to 4.37.4