code: def __init__(self, reference_column: str):
      self.reference_column = reference_column
      self.statistic = "Somers' D"
      self.pval = "Somers' D p-value"
  
imports: import pandas
  from scipy.stats import somersd
label_desc: Use image node_id 1 to create a new Analyzer object  with example: obj = Analyzer(reference_column)