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Batuhan Osman TASKAYA
cpython
Commits
c4e94b90
Kaydet (Commit)
c4e94b90
authored
Mar 25, 2006
tarafından
Raymond Hettinger
Dosyalara gözat
Seçenekler
Dosyalara Gözat
İndir
Eposta Yamaları
Sade Fark
Don't decrement below zero. And add more tests.
üst
ccc7bb4e
Hide whitespace changes
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Side-by-side
Showing
2 changed files
with
19 additions
and
4 deletions
+19
-4
Queue.py
Lib/Queue.py
+2
-1
test_queue.py
Lib/test/test_queue.py
+17
-3
No files found.
Lib/Queue.py
Dosyayı görüntüle @
c4e94b90
...
@@ -56,11 +56,12 @@ class Queue:
...
@@ -56,11 +56,12 @@ class Queue:
"""
"""
self
.
all_tasks_done
.
acquire
()
self
.
all_tasks_done
.
acquire
()
try
:
try
:
self
.
unfinished_tasks
=
unfinished
=
self
.
unfinished_tasks
-
1
unfinished
=
self
.
unfinished_tasks
-
1
if
unfinished
<=
0
:
if
unfinished
<=
0
:
if
unfinished
<
0
:
if
unfinished
<
0
:
raise
ValueError
(
'task_done() called too many times'
)
raise
ValueError
(
'task_done() called too many times'
)
self
.
all_tasks_done
.
notifyAll
()
self
.
all_tasks_done
.
notifyAll
()
self
.
unfinished_tasks
=
unfinished
finally
:
finally
:
self
.
all_tasks_done
.
release
()
self
.
all_tasks_done
.
release
()
...
...
Lib/test/test_queue.py
Dosyayı görüntüle @
c4e94b90
...
@@ -228,6 +228,9 @@ def worker(q):
...
@@ -228,6 +228,9 @@ def worker(q):
global
cum
global
cum
while
True
:
while
True
:
x
=
q
.
get
()
x
=
q
.
get
()
if
x
is
None
:
q
.
task_done
()
return
cumlock
.
acquire
()
cumlock
.
acquire
()
try
:
try
:
cum
+=
x
cum
+=
x
...
@@ -239,18 +242,29 @@ def QueueJoinTest(q):
...
@@ -239,18 +242,29 @@ def QueueJoinTest(q):
global
cum
global
cum
cum
=
0
cum
=
0
for
i
in
(
0
,
1
):
for
i
in
(
0
,
1
):
t
=
threading
.
Thread
(
target
=
worker
,
args
=
(
q
,))
threading
.
Thread
(
target
=
worker
,
args
=
(
q
,))
.
start
()
t
.
setDaemon
(
True
)
t
.
start
()
for
i
in
xrange
(
100
):
for
i
in
xrange
(
100
):
q
.
put
(
i
)
q
.
put
(
i
)
q
.
join
()
q
.
join
()
verify
(
cum
==
sum
(
range
(
100
)),
"q.join() did not block until all tasks were done"
)
verify
(
cum
==
sum
(
range
(
100
)),
"q.join() did not block until all tasks were done"
)
for
i
in
(
0
,
1
):
q
.
put
(
None
)
# instruct the threads to close
q
.
join
()
# verify that you can join twice
def
QueueTaskDoneTest
(
q
)
try
:
q
.
task_done
()
except
ValueError
:
pass
else
:
raise
TestFailed
(
"Did not detect task count going negative"
)
def
test
():
def
test
():
q
=
Queue
.
Queue
()
q
=
Queue
.
Queue
()
QueueTaskDoneTest
(
q
)
QueueJoinTest
(
q
)
QueueJoinTest
(
q
)
QueueJoinTest
(
q
)
QueueJoinTest
(
q
)
QueueTaskDoneTest
(
q
)
q
=
Queue
.
Queue
(
QUEUE_SIZE
)
q
=
Queue
.
Queue
(
QUEUE_SIZE
)
# Do it a couple of times on the same queue
# Do it a couple of times on the same queue
...
...
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