I decided to replicate these results using another popular language for technical computing – Julia.
Scraping Wikipedia in Julia proved to be less elegant, as it is missing a convenient package for ingesting tabular data from web pages into data frames, but otherwise it was a relatively simple task.
The dotted line in the chart corresponds to equal female and male life expectancy. The size of the bubbles is linearly proportional to country population.
Interactive plot is available on Plot.ly.