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Added clen attribute to imgstreams.
[automanga.git]
/
manga
/
lib.py
diff --git
a/manga/lib.py
b/manga/lib.py
index
e7c531c
..
d901e9f
100644
(file)
--- a/
manga/lib.py
+++ b/
manga/lib.py
@@
-115,7
+115,9
@@
class imgstream(object):
when exiting the with-scope.
All imgstreams should contain an attribute `ctype', being the
when exiting the with-scope.
All imgstreams should contain an attribute `ctype', being the
- Content-Type of the image being read by the stream."""
+ Content-Type of the image being read by the stream, and `clen`,
+ being either an int describing the total number of bytes in the
+ stream, or None if the value is not known in advance."""
def __enter__(self):
return self
def __enter__(self):
return self
@@
-123,6
+125,12
@@
class imgstream(object):
def __exit__(self, *exc_info):
self.close()
def __exit__(self, *exc_info):
self.close()
+ def fileno(self):
+ """If reading the imgstream may block, fileno() should return
+ a file descriptor that can be polled. If fileno() returns
+ None, that should mean that reading will not block."""
+ return None
+
def close(self):
"""Close this stream."""
raise NotImplementedError()
def close(self):
"""Close this stream."""
raise NotImplementedError()