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