code: def normal_df():
      return pd.DataFrame(
          {"normal": [2, 3, 4, 5, 5, 6, 6, 7, 7, 8, 9, 10, 11]}
      )
  
imports: import logging
  import pandas
  import pytest
  from woodwork.logical_types import NaturalLanguage
  from woodwork.table_schema import ColumnSchema
  from featuretools import EntitySet
  from featuretools.primitives import Day, TransformPrimitive
  from featuretools.utils.recommend_primitives import DEFAULT_EXCLUDED_PRIMITIVES, TIME_SERIES_PRIMITIVES, _recommend_non_numeric_primitives, _recommend_skew_numeric_primitives, get_recommended_primitives
label_desc: Use image node_id 5 for calling a global function with example usage: normal_df() and returns: pd