Returns ``True`` if the path for this FileSystemTarget exists; ``False`` otherwise.

        This method is implemented by using :py:attr:`fs`.

def exists(self):
        """
        Returns ``True`` if the path for this FileSystemTarget exists; ``False`` otherwise.

        This method is implemented by using :py:attr:`fs`.
        """
        path = self.path
        if '*' in path or '?' in path or '[' in path or '{' in path:
            logger.warning("Using wildcards in path %s might lead to processing of an incomplete dataset; "
                           "override exists() to suppress the warning.", path)
        return self.fs.exists(path)