def modified_time(self, name, force_check=False):
        name = self._path(name)
        if self.cache and not force_check:
            last_modified = self.cache.modified_time(name)
            if last_modified:
                return datetime.fromtimestamp(last_modified)
        response = self.connection._make_request('HEAD', self.bucket, name)
        if response.status >= 404:
            raise S3Error("Cannot find the file specified: '%s'" % name)
        last_modified = timegm(parsedate(response.getheader('Last-Modified')))
        if self.cache:
            self._store_in_cache(name, response)
        return datetime.fromtimestamp(last_modified)
dataset/ETHPy150Open kylemacfarlane/django-cb-storage-s3/src/cuddlybuddly/storage/s3/storage.py/S3Storage.modified_time/operator `==` -> `>=`