code: def is_population_germline(rec):
      
      min_count = 50
      for k in population_keys:
          if k in rec.info:
              val = rec.info.get(k)
              if "," in val:
                  val = val.split(",")[0]
              if isinstance(val, (list, tuple)):
                  val = max(val)
              if int(val) > min_count:
                  return True
      return False
docs: Identify a germline calls based on annoations with ExAC or other population databases.