cfractions>=1.3.0,<2.0
contextvars>=2.4,<3.0; python_version<'3.7'
reprit>=0.6.0,<1.0
shewchuk>=4.0.0,<5.0
symba>=0.6.0,<1.0
typing-extensions>=3.7.4.3,<4.0; python_version<'3.8'
