code: def read_vcf(vcf_file):
      
      vcf_dict = []
      with open(vcf_file, 'r') as invcf:
          for line in invcf:
              if line.startswith('#'):
                  continue
              line = line.strip().split()
              vcf_dict.append((line[0], line[1], line[3], line[4]))
      return vcf_dict
docs: Read a vcf file to a dict of lists.
  
      :param str vcf_file: Path to a vcf file.
      :return: dict of lists of vcf records
      :rtype: dict