def __init__(self, name, mode='r'):
IOBase.__init__(self)
self._name = fsdecode(name)
self._mode = mode
# Thread safe stream position
self._seek = 0
self._seek_lock = Lock()
# Cache for values
self._cache = {}
# Set to True once file is closed
self._closed = False
# Select supported features based on mode
self._writable = False
self._readable = False
self._seekable = True
if 'w' in mode or 'a' in mode or 'x' in mode:
self._writable = True
elif 'r' in mode:
self._readable = True
else:
raise ValueError('Invalid mode "%s"' % mode)
def __init__(self, name, mode="r"):
IOBase.__init__(self)
self._name = fsdecode(name)
self._mode = mode
self._seek = 0
self._seek_lock = Lock()
self._cache = {}
self._closed = False
self._writable = False
self._readable = False
self._seekable = True
if "w" in mode or "a" in mode or "x" in mode:
self._writable = True
elif "r" in mode:
self._readable = True
else:
raise ValueError(f'Invalid mode "{mode}"')
def __init__(self, url, name=None, requests_session=None, timeout=30):
IOBase.__init__(self)
self.url = url
self.sess = requests_session if requests_session is not None else requests.session(
)
self._seekable = False
self.timeout = timeout
f = self.sess.head(url, headers={'Range': 'bytes=0-'}, timeout=timeout)
if f.status_code == 206 and 'Content-Range' in f.headers:
self._seekable = True
self.len = int(f.headers["Content-Length"])
if name is None:
if "Content-Disposition" in f.headers:
value, params = cgi.parse_header(
f.headers["Content-Disposition"])
if "filename" in params:
self.name = params["filename"]
else:
self.name = name
f.close()
self._pos = 0
self._r = None
