code: def isvalid(self):
          
  
          gcontents = [gf.rstrip('\n') for gf in self.repo.bake('ls-files')()]
          fcontents = os.listdir(self.repopath)
          return all([sf in gcontents for sf in std_files]) and all([sf in fcontents for sf in std_files])
docs: Checks whether contents of repo are consistent with standard set.