code: def set_CCLE_context(self, cell_types):
          self.get_gene_names()
          exp_values = \
              context_client.get_protein_expression(self._gene_names, cell_types)
          mut_values = \
              context_client.get_mutations(self._gene_names, cell_types)
          muts = {cell_line: {} for cell_line in cell_types}
          for cell_line, entries in mut_values.items():
              if entries is not None:
                  for gene, mutations in entries.items():
                      if mutations:
                          muts[cell_line][gene] = 1
                      else:
                          muts[cell_line][gene] = 0
          def bin_exp(expression_dict):
              d = expression_dict
              exp_values = []
              for line in d:
                  for gene in d[line]:
                      val = d[line][gene]
                      if val is not None:
                          exp_values.append(val)
              thr_dict = {}
              for n_bins in range(3, 10):
                  bin_thr = np.histogram(np.log10(exp_values), n_bins)[1][1:]
                  thr_dict[n_bins] = bin_thr
              binned_dict = {x: deepcopy(expression_dict) for x in range(3, 10)}
              for n_bins in binned_dict:
                  for line in binned_dict[n_bins]:
                      for gene in binned_dict[n_bins][line]:
                          if binned_dict[n_bins][line][gene] is None:
                              binned_dict[n_bins][line][gene] = n_bins
                          else:
                              val = np.log10(binned_dict[n_bins][line][gene])
                              for thr_idx, thr in enumerate(thr_dict[n_bins]):
                                  if val <= thr:
                                      binned_dict[n_bins][line][gene] = thr_idx
                                      break
              return binned_dict
          binned_exp = bin_exp(exp_values)
          context = {'bin_expression': binned_exp,
                     'mutation': muts}
          self._context['CCLE'] = context