code: def path_exists(self, path, follow_symlinks=True):
          "test if path exists"
          return (
              self.file_exists(path, follow_symlinks)
              or self.symlink_exists(path, follow_symlinks)
              or self.directory_exists(path, follow_symlinks)
          f path_exists(self, path, follow_symlinks=True):
          "test if path exists"
          return (
              self.file_exists(path, follow_symlinks)
              or self.symlink_exists(path, follow_symlinks)
              or self.directory_exists(path, follow_symlinks)
          )
docs: test if path exists