Dataset conversion attemp.

datasets.nim

import nimborg/py/low_level
import nimborg/py/high_level

type
  Digits = object of RootObj
    data: seq[seq[int]]
    target: seq[int]

let ds = pyImport("sklearn.datasets")
proc digits(): Digits =
  let pydigits = ds.load_digits()
  var 
    data: seq[seq[int]] 
    target: seq[int]

  newSeq(target, len(pydigits.target))
  for i in 0..len(pydigits.target):
    target[i] = toInt(pydigits.target[i])

  echo("Ok var declared correctly: ", len(pydigits.data))
  newSeq(data, len(pydigits.data))
  echo("New sequence creationg successful")
  for i in 0..len(pydigits.data):
    var s: seq[int]
    newSeq(s, (len(pydigits.digits[i])))
    for j in 0..len(pydigits.data[i]):
      s.add(toInt(pydigits.data[i][j]))
    data.add(s)

  return Digits(data:data, target: target)

let d = digits()
echo("Target is")
echo(d.target)
echo("data is ")
#echo(d.data)