code: def __get_correlation_funct(self):
      if self.correlation_type_ == "pearsonr":
          return pearsonr
      if self.correlation_type_ == "spearmanr":
          return spearmanr
      if self.correlation_type_ == "kendalltau":
          return kendalltau
  
file_path: scattertext/scattertext/continuous/correlations.py
imports: import numpy
  import pandas
  from scattertext.TermDocMatrix import TermDocMatrix
  from scipy.stats import pearsonr, spearmanr, kendalltau
  from scattertext.continuous.coefficientbase import CoefficientBase
label_desc: Use image node_id 4 for calling the Correlations obj's underlying member method code with example usage: obj.__get_correlation_funct() and returns: pearsonr, spearmanr, kendalltau