Glicko.Player.new_v2

You're seeing just the function new_v2, go back to Glicko.Player module for more information.
Link to this function

new_v2(opts \\ [])

Specs

new_v2(
  rating: rating(),
  rating_deviation: rating_deviation(),
  volatility: volatility()
) :: v2()

Creates a new v2 player.

If not overriden, will use default values for an unrated player.