44 class Bucket:  class
60         """Resets the bucket (unloads the bytecode)."""
85             raise TypeError("can't write empty bucket")
104     these methods are passed a :class:`~jinja2.bccache.Bucket`.
115             def load_bytecode(self, bucket):
116                 filename = path.join(self.directory, bucket.key)
119                         bucket.load_bytecode(f)
121             def dump_bytecode(self, bucket):
122                 filename = path.join(self.directory, bucket.key)
124                     bucket.write_bytecode(f)
130     def load_bytecode(self, bucket: Bucket) -> None:  argument
132         bucket.  If they are not able to find code in the cache for the
133         bucket, it must not do anything.
137     def dump_bytecode(self, bucket: Bucket) -> None:  argument
139         from a bucket back to the cache.  If it unable to do so it must not
171     ) -> Bucket:
172         """Return a cache bucket for the given template.  All arguments are
177         bucket = Bucket(environment, key, checksum)
178         self.load_bytecode(bucket)
179         return bucket
181     def set_bucket(self, bucket: Bucket) -> None:  argument
182         """Put the bucket into the cache."""
183         self.dump_bytecode(bucket)
259     def _get_cache_filename(self, bucket: Bucket) -> str:  argument
260         return os.path.join(self.directory, self.pattern % (bucket.key,))
262     def load_bytecode(self, bucket: Bucket) -> None:  argument
263         filename = self._get_cache_filename(bucket)
275             bucket.load_bytecode(f)
277     def dump_bytecode(self, bucket: Bucket) -> None:  argument
281         name = self._get_cache_filename(bucket)
300                 bucket.write_bytecode(f)
386     def load_bytecode(self, bucket: Bucket) -> None:  argument
388             code = self.client.get(self.prefix + bucket.key)
393             bucket.bytecode_from_string(code)
395     def dump_bytecode(self, bucket: Bucket) -> None:  argument
396         key = self.prefix + bucket.key
397         value = bucket.bytecode_to_string()