Returns list with the number of branches at each branching node based on parent child relationship table.
setBranchNums(parent_child = NULL)
data frame with at least `parent` and `child` columns. Can be created with `buildParentChild()` function in the `PITcleanr` package.
setBranchNums()
#> Error in UseMethod("count"): no applicable method for 'count' applied to an object of class "NULL"