def get_one(self, tile: Tile) -> Optional[Tile]:
try:
filename = self.tilelayout.filename(tile.tilecoord, tile.metadata)
except Exception as e:
tile.error = e
return tile
try:
with open(filename, "rb") as file:
tile.data = file.read()
if self.content_type is not None:
tile.content_type = self.content_type
return tile
except OSError as e:
if e.errno == errno.ENOENT:
return None
else:
raise
def __call__(self, tile: Tile) -> Tile:
assert tile.data is not None
image = PIL.Image.open(BytesIO(tile.data))
for tilestore in self.tilestores:
t = tilestore.get_one(Tile(tile.tilecoord))
if t is not None:
assert t.data is not None
image2 = PIL.Image.open(BytesIO(t.data))
image.paste(image2, None, image2)
content_type = self.content_type
if content_type is None:
content_type = tile.content_type
assert content_type is not None
bytes_io = BytesIO()
image.save(bytes_io, FORMAT_BY_CONTENT_TYPE[content_type], **self.kwargs)
tile.content_type = content_type
tile.data = bytes_io.getvalue()
return tile
def get_one(self, tile: Tile) -> Optional[Tile]:
flags, value, cas = self.client.get(self.tilelayout.filename(tile.tilecoord, tile.metadata))
tile.memcached_flags = flags # type: ignore
tile.data = value
tile.memcached_cas = cas # type: ignore
return tile
def get_one(self, tile: Tile) -> Tile:
tile.data = None
return tile
def __call__(self, tile: Tile) -> Tile:
assert tile.data is not None
if tile.content_encoding == "gzip":
tile.content_encoding = None
tile.data = GzipFile(fileobj=BytesIO(tile.data)).read()
return tile
