W3School TIY Editor

from scipy import constants print(constants.inch) print(constants.foot) print(constants.yard) print(constants.mile) print(constants.mil) print(constants.pt) print(constants.point) print(constants.survey_foot) print(constants.survey_mile) print(constants.nautical_mile) print(constants.fermi) print(constants.angstrom) print(constants.micron) print(constants.au) print(constants.astronomical_unit) print(constants.light_year) print(constants.parsec)