code: def test_schema_splitframe():
      short = [1, 2, 3, 4, 5]
      long = [1, 2, 3, 4, 5, 6, 7, 8]
      row = {"target": short, "time_feat": long, "static_feat": 1}
      schema.load_splitframe(row, future_length=3)
  
      row = {
          "target": short,
          "time_feat": [long, long],
          "static_feat": [1],
      }
      schema.load_splitframe(row, future_length=3)
  
imports: import pytest
  import numpy
  import gluonts.zebras
label_desc: Use image node_id 3 for calling a global function with example usage: test_schema_splitframe() without return types