R provides a
datasets package that contains sample datasets. The
morley dataset has data from measurements of the speed of light made in 1879. The speed of light is a fundamental physical constant and its value is currently known very precisely. The data is described at http://stat.ethz.ch/R-manual/R-devel/library/datasets/html/morley.html. The speed of light value can be found in the
scipy.constants module. The R data is stored in an R dataframe with three columns:
rpy2.robjects.r() function executes R code in a Python environment. ...