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Issue #18676: Change 'positive' to 'non-negative' in queue.py put and get

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docstrings and ValueError messages. Patch by Zhongyue Luo
This commit is contained in:
Terry Jan Reedy 2013-08-10 18:17:13 -04:00
parent a594c63d66
commit 7608b607b1
3 changed files with 8 additions and 4 deletions
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8
Lib/queue.py
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@ -120,7 +120,7 @@ class Queue:
If optional args 'block' is true and 'timeout' is None (the default),
block if necessary until a free slot is available. If 'timeout' is
a positive number, it blocks at most 'timeout' seconds and raises
a non-negative number, it blocks at most 'timeout' seconds and raises
the Full exception if no free slot was available within that time.
Otherwise ('block' is false), put an item on the queue if a free slot
is immediately available, else raise the Full exception ('timeout'
@ -135,7 +135,7 @@ class Queue:
while self._qsize() >= self.maxsize:
self.not_full.wait()
elif timeout < 0:
raise ValueError("'timeout' must be a positive number")
raise ValueError("'timeout' must be a non-negative number")
else:
endtime = time() + timeout
while self._qsize() >= self.maxsize:
@ -152,7 +152,7 @@ class Queue:
If optional args 'block' is true and 'timeout' is None (the default),
block if necessary until an item is available. If 'timeout' is
a positive number, it blocks at most 'timeout' seconds and raises
a non-negative number, it blocks at most 'timeout' seconds and raises
the Empty exception if no item was available within that time.
Otherwise ('block' is false), return an item if one is immediately
available, else raise the Empty exception ('timeout' is ignored
@ -166,7 +166,7 @@ class Queue:
while not self._qsize():
self.not_empty.wait()
elif timeout < 0:
raise ValueError("'timeout' must be a positive number")
raise ValueError("'timeout' must be a non-negative number")
else:
endtime = time() + timeout
while not self._qsize():