local args = require "pl.lapp" [[
Generates activity chart
	-f  (string default 'ansi')    Output format of the chart
	-y  (optional number)          Year of the chart
	<repos...>  (optional string)  Paths to repositories with activity
]]
local activity = require "activity"
local format = require("activity.formats." .. args.f)
io.write(activity.generate_table(args.y, args.repos, format))