code: def get_cols_name(n):
      return ["Asset%d.close" % x for x in range(1, n + 1)]
  
file_path: finmarketpy/tests/test_techindicator.py
imports: import pytest
  import pandas
  import numpy
  from pandas.testing import assert_frame_equal
  from finmarketpy.economics.techindicator import TechParams, TechIndicator
label_desc: Use image node_id 1 for calling a global function with example usage: get_cols_name(n) and returns: unknown