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author | Benjamin Peterson <benjamin@python.org> | 2008-09-13 15:58:53 (GMT) |
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committer | Benjamin Peterson <benjamin@python.org> | 2008-09-13 15:58:53 (GMT) |
commit | d7b032841aba549f2ec532adcd83829d0126bf40 (patch) | |
tree | 79d2cea79020e654f822841e1157fb930038427a /Demo/threads | |
parent | e40a21376a015c16a05940f3d1afc61f5c319502 (diff) | |
download | cpython-d7b032841aba549f2ec532adcd83829d0126bf40.zip cpython-d7b032841aba549f2ec532adcd83829d0126bf40.tar.gz cpython-d7b032841aba549f2ec532adcd83829d0126bf40.tar.bz2 |
Merged revisions 66394,66404,66412,66414,66424-66436 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/trunk
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r66394 | benjamin.peterson | 2008-09-11 17:04:02 -0500 (Thu, 11 Sep 2008) | 1 line
fix typo
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r66404 | gerhard.haering | 2008-09-12 08:54:06 -0500 (Fri, 12 Sep 2008) | 2 lines
sqlite3 module: Mark iterdump() method as "Non-standard" like all the other methods not found in DB-API.
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r66412 | gerhard.haering | 2008-09-12 13:58:57 -0500 (Fri, 12 Sep 2008) | 2 lines
Fixes issue #3103. In the sqlite3 module, made one more function static. All renaming public symbos now have the pysqlite prefix to avoid name clashes. This at least once created problems where the same symbol name appeared somewhere in Apache and the sqlite3 module was used from mod_python.
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r66414 | gerhard.haering | 2008-09-12 17:33:22 -0500 (Fri, 12 Sep 2008) | 2 lines
Issue #3846: Release GIL during calls to sqlite3_prepare. This improves concurrent access to the same database file from multiple threads/processes.
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r66424 | andrew.kuchling | 2008-09-12 20:22:08 -0500 (Fri, 12 Sep 2008) | 1 line
#687648 from Robert Schuppenies: use classic division. (RM Barry gave permission to update the demos.)
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r66425 | andrew.kuchling | 2008-09-12 20:27:33 -0500 (Fri, 12 Sep 2008) | 1 line
#687648 from Robert Schuppenies: use classic division. From me: don't use string exception; flush stdout after printing
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r66426 | andrew.kuchling | 2008-09-12 20:34:41 -0500 (Fri, 12 Sep 2008) | 1 line
#687648 from Robert Schuppenies: use classic division. From me: don't use string exception; add __main__ section
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r66427 | andrew.kuchling | 2008-09-12 20:42:55 -0500 (Fri, 12 Sep 2008) | 1 line
#687648 from Robert Schuppenies: use classic division. From me: remove two stray semicolons
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r66428 | andrew.kuchling | 2008-09-12 20:43:28 -0500 (Fri, 12 Sep 2008) | 1 line
#687648 from Robert Schuppenies: use classic division.
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r66429 | andrew.kuchling | 2008-09-12 20:47:02 -0500 (Fri, 12 Sep 2008) | 1 line
Remove semicolon
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r66430 | andrew.kuchling | 2008-09-12 20:48:36 -0500 (Fri, 12 Sep 2008) | 1 line
Subclass exception
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r66431 | andrew.kuchling | 2008-09-12 20:56:56 -0500 (Fri, 12 Sep 2008) | 1 line
Fix SyntaxError
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r66432 | andrew.kuchling | 2008-09-12 20:57:25 -0500 (Fri, 12 Sep 2008) | 1 line
Update uses of string exceptions
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r66433 | andrew.kuchling | 2008-09-12 21:08:30 -0500 (Fri, 12 Sep 2008) | 1 line
Use title case
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r66434 | andrew.kuchling | 2008-09-12 21:09:15 -0500 (Fri, 12 Sep 2008) | 1 line
Remove extra 'the'; the following title includes it
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r66435 | andrew.kuchling | 2008-09-12 21:11:51 -0500 (Fri, 12 Sep 2008) | 1 line
#3288: Document as_integer_ratio
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r66436 | andrew.kuchling | 2008-09-12 21:14:15 -0500 (Fri, 12 Sep 2008) | 1 line
Use title case
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Diffstat (limited to 'Demo/threads')
-rw-r--r-- | Demo/threads/Coroutine.py | 4 | ||||
-rw-r--r-- | Demo/threads/Generator.py | 14 |
2 files changed, 13 insertions, 5 deletions
diff --git a/Demo/threads/Coroutine.py b/Demo/threads/Coroutine.py index e7d882d..690fadc 100644 --- a/Demo/threads/Coroutine.py +++ b/Demo/threads/Coroutine.py @@ -93,8 +93,8 @@ class _CoEvent: self.e.wait() self.e.clear() -Killed = 'Coroutine.Killed' -EarlyExit = 'Coroutine.EarlyExit' +class Killed(Exception): pass +class EarlyExit(Exception): pass class Coroutine: def __init__(self): diff --git a/Demo/threads/Generator.py b/Demo/threads/Generator.py index 38c0c8a..3a2963f 100644 --- a/Demo/threads/Generator.py +++ b/Demo/threads/Generator.py @@ -1,8 +1,10 @@ # Generator implementation using threads import _thread as thread +import sys -Killed = 'Generator.Killed' +class Killed(Exception): + pass class Generator: # Constructor @@ -16,6 +18,7 @@ class Generator: self.done = 0 self.killed = 0 thread.start_new_thread(self._start, ()) + # Internal routine def _start(self): try: @@ -29,6 +32,7 @@ class Generator: if not self.killed: self.done = 1 self.getlock.release() + # Called by producer for each value; raise Killed if no more needed def put(self, value): if self.killed: @@ -38,6 +42,7 @@ class Generator: self.putlock.acquire() # Wait for next get() call if self.killed: raise Killed + # Called by producer to get next value; raise EOFError if no more def get(self): if self.killed: @@ -47,12 +52,14 @@ class Generator: if self.done: raise EOFError # Say there are no more values return self.value + # Called by consumer if no more values wanted def kill(self): if self.killed: raise TypeError('kill() called on killed generator') self.killed = 1 self.putlock.release() + # Clone constructor def clone(self): return Generator(self.func, self.args) @@ -64,11 +71,11 @@ def pi(g): p, q, k = k*k, 2*k+1, k+1 a, b, a1, b1 = a1, b1, p*a+q*a1, p*b+q*b1 # Print common digits - d, d1 = a/b, a1/b1 + d, d1 = a//b, a1//b1 while d == d1: g.put(int(d)) a, a1 = 10*(a%b), 10*(a1%b1) - d, d1 = a/b, a1/b1 + d, d1 = a//b, a1//b1 def test(): g = Generator(pi, ()) @@ -80,5 +87,6 @@ def test(): g.kill() while 1: print(h.get(), end=' ') + sys.stdout.flush() test() |