docs: def sanitycheck(self):
          """
          Search and Remove variants with [0/0, ./.]
          Search and Replace chr from the beggining of the chromossomes to get positionning.    
          Sort VCF by 1...22, X, Y, MT and nothing else
          #Discard other variants
          """
          # logging.info('Starting Sanity Check...')
          tstart = datetime.now()
  
          # command = 'python %s/sanity_check.py -i %s' % (scripts_dir, self.vcf_file)
          # self.shell(command)
  
          sc = sanity_check.Sanity_check(self.vcf_file)
          std = sc.run()
  
          tend = datetime.now()
          execution_time = tend - tstart