code: def test_strings_not_binary():
      df = pd.DataFrame(
          {
              "binary_lol": [
                  "in soviet russia",
                  "in soviet russia",
                  "the binary is you",
              ]
          }
      )
      types = detect_types(df)
      assert types.categorical.binary_lol
  
imports: import os
  import pytest
  import random
  import string
  import warnings
  import numpy
  import pandas
  from sklearn.datasets import load_iris, load_digits
  from sklearn.model_selection import train_test_split
  from sklearn.pipeline import make_pipeline
  from sklearn.linear_model import LogisticRegression
  from dabl.preprocessing import USELESS_TYPES, detect_types, EasyPreprocessor, DirtyFloatCleaner, clean, _FLOAT_REGEX, _float_matching, detect_type_series
  from dabl.utils import data_df_from_bunch
  from dabl.datasets import load_titanic
  from dabl import plot
label_desc: Use image node_id 28 for calling a global function with example usage: test_strings_not_binary() without return types