code: def test_no_descriptions(dataframe):
      df = dataframe.data_description.df
      assert df.index.name == "column_name"
      assert (df["description"].str.len() == 0).all()
      assert (df["count"] == len(dataframe)).all()
      assert (df["pct_missing"] == 0).all()
  
file_path: pyjanitor/tests/functions/test_data_description.py
imports: import numpy
  import pytest
label_desc: Use image node_id 1 for calling a global function with example usage: test_no_descriptions(dataframe) without return types