code: def _prt_qualifiers(associations, prt=sys.stdout):
          
          prt.write('QUALIFIERS:\n')
          for fld, cnt in cx.Counter(q for nt in associations for q in nt.Qualifier).most_common():
              prt.write('    {N:6,} {FLD}\n'.format(N=cnt, FLD=fld))
docs: Print Qualifiers found in the annotations.
             QUALIFIERS:
                  1,462 colocalizes_with
                  1,454 contributes_to
                  1,157 not
                     13 not colocalizes_with   (TBD: CHK - Seen in gene2go, but not gafs)
                      4 not contributes_to     (TBD: CHK - Seen in gene2go, but not gafs)