def file_stream(
self,
remotepath: str,
max_chunk_size: int = DEFAULT_MAX_CHUNK_SIZE,
callback: Callable[..., None] = None,
encrypt_password: bytes = b"",
pcs: bool = False,
) -> Optional[RangeRequestIO]:
url = self.download_link(remotepath, pcs=pcs)
if not url:
return None
headers = {
"Cookie":
"; ".join([
f"{k}={v if v is not None else ''}"
for k, v in self._cookies.items()
]),
"User-Agent":
PCS_UA,
"Connection":
"Keep-Alive",
}
return RangeRequestIO(
Method.Get.value,
url,
headers=headers,
max_chunk_size=max_chunk_size,
callback=callback,
encrypt_password=encrypt_password,
)
def file_stream(
self,
remotepath: str,
max_chunk_size: int = DEFAULT_MAX_CHUNK_SIZE,
callback: Callable[..., None] = None,
encrypt_key=Optional[str],
) -> RangeRequestIO:
info = self.download_link(remotepath)
url = info["urls"][0]["url"]
headers = {
"Cookie":
"; ".join([
f"{k}={v if v is not None else ''}"
for k, v in self._cookies.items()
]),
"User-Agent":
PCS_UA,
"Connection":
"Keep-Alive",
}
return RangeRequestIO(
Method.Get.value,
url,
headers=headers,
max_chunk_size=max_chunk_size,
callback=callback,
encrypt_key=encrypt_key,
)
def fake_io(io: RangeRequestIO, start: int = 0, end: int = -1):
while True:
length = len(io)
io.seek(start, 0)
size = length if end < 0 else end - start + 1
ranges = io._split_chunk(size)
for _range in ranges:
with io._request(_range) as resp:
stream = resp.raw
while True:
b = stream.read(READ_SIZE)
if not b:
break
yield b
return
def test_rangerequestio():
url = "http://mirror.arizona.edu/ubuntu/dists/xenial/Release.gpg"
io = RangeRequestIO("GET", url, max_chunk_size=300)
b = b""
while True:
cn = io.read(300)
if not cn:
break
b += cn
o = requests.get(url).content
assert b == o
