code: def is_datetime(x_org):
      x = x_org[~pd.isnull(x_org)]
      return (
          PreprocessingUtils.get_type(x) == PreprocessingUtils.DATETIME
      )
  
imports: import numpy
  import pandas
  from scipy import stats
  from sklearn import preprocessing
label_desc: Use image node_id 3 for calling the PreprocessingUtils obj's underlying member method code with example usage: obj.is_datetime(x_org) and returns: unknown