code: def test_tc_train():
      results = happy_tc.train("../data/tc/train-eval.csv")
  
file_path: happy-transformer/tests/test_tc.py
imports: from happytransformer import HappyTextClassification, TCTrainArgs, TCEvalArgs, TCTestArgs
  from tests.run_save_load import run_save_load
  from pytest import approx
  import pytest
  from tests import happy_tc, happy_tc_3
label_desc: Use image node_id 2 for calling a global function with example usage: test_tc_train() without return types