stdpy: update threading modules

direct/src/stdpy/thread.py

@@ -11,18 +11,32 @@ __all__ = [
     'interrupt_main',
     'exit', 'allocate_lock', 'get_ident',
     'stack_size',
+    'force_yield', 'consider_yield',
     'forceYield', 'considerYield',
+    'TIMEOUT_MAX'
     ]
 
 from panda3d import core
+import sys
+
+if sys.platform == "win32":
+    TIMEOUT_MAX = float(0xffffffff // 1000)
+else:
+    TIMEOUT_MAX = float(0x7fffffffffffffff // 1000000000)
 
 # These methods are defined in Panda, and are particularly useful if
 # you may be running in Panda's SIMPLE_THREADS compilation mode.
-forceYield = core.Thread.forceYield
-considerYield = core.Thread.considerYield
+force_yield = core.Thread.force_yield
+consider_yield = core.Thread.consider_yield
 
-class error(Exception):
-    pass
+forceYield = force_yield
+considerYield = consider_yield
+
+if sys.version_info >= (3, 3):
+    error = RuntimeError
+else:
+    class error(Exception):
+        pass
 
 class LockType:
     """ Implements a mutex lock.  Instead of directly subclassing
@@ -36,13 +50,18 @@ class LockType:
         self.__cvar = core.ConditionVar(self.__lock)
         self.__locked = False
 
-    def acquire(self, waitflag = 1):
+    def acquire(self, waitflag = 1, timeout = -1):
         self.__lock.acquire()
         try:
             if self.__locked and not waitflag:
                 return False
-            while self.__locked:
-                self.__cvar.wait()
+
+            if timeout >= 0:
+                while self.__locked:
+                    self.__cvar.wait(timeout)
+            else:
+                while self.__locked:
+                    self.__cvar.wait()
 
             self.__locked = True
             return True

direct/src/stdpy/threading.py

@@ -35,11 +35,15 @@ __all__ = [
     'Event',
     'Timer',
     'local',
-    'current_thread', 'currentThread',
-    'enumerate', 'active_count', 'activeCount',
+    'current_thread',
+    'main_thread',
+    'enumerate', 'active_count',
     'settrace', 'setprofile', 'stack_size',
+    'TIMEOUT_MAX',
     ]
 
+TIMEOUT_MAX = _thread.TIMEOUT_MAX
+
 local = _thread._local
 _newname = _thread._newname
 
@@ -111,8 +115,7 @@ class Thread(ThreadBase):
     def is_alive(self):
         return self.__thread.isStarted()
 
-    def isAlive(self):
-        return self.__thread.isStarted()
+    isAlive = is_alive
 
     def start(self):
         if self.__thread.isStarted():
@@ -379,6 +382,10 @@ def current_thread():
     t = core.Thread.getCurrentThread()
     return _thread._get_thread_wrapper(t, _create_thread_wrapper)
 
+def main_thread():
+    t = core.Thread.getMainThread()
+    return _thread._get_thread_wrapper(t, _create_thread_wrapper)
+
 currentThread = current_thread
 
 def enumerate():
@@ -394,6 +401,7 @@ def enumerate():
 
 def active_count():
     return len(enumerate())
+
 activeCount = active_count
 
 _settrace_func = None

direct/src/stdpy/threading2.py

@@ -15,7 +15,7 @@ implementation. """
 
 import sys as _sys
 
-from direct.stdpy import thread
+from direct.stdpy import thread as _thread
 from direct.stdpy.thread import stack_size, _newname, _local as local
 from panda3d import core
 _sleep = core.Thread.sleep
@@ -23,25 +23,19 @@ _sleep = core.Thread.sleep
 from time import time as _time
 from traceback import format_exc as _format_exc
 
-# Rename some stuff so "from threading import *" is safe
-__all__ = [
-    'enumerate', 'active_count', 'activeCount',
-    'Condition',
-    'current_thread', 'currentThread',
-    'Event',
-    'Lock', 'RLock',
-    'Semaphore', 'BoundedSemaphore',
-    'Thread',
-    'Timer',
-    'local',
-    'setprofile', 'settrace', 'stack_size'
-    ]
+__all__ = ['get_ident', 'active_count', 'Condition', 'current_thread',
+           'enumerate', 'main_thread', 'TIMEOUT_MAX',
+           'Event', 'Lock', 'RLock', 'Semaphore', 'BoundedSemaphore', 'Thread',
+           'Timer', 'ThreadError',
+           'setprofile', 'settrace', 'local', 'stack_size']
 
-_start_new_thread = thread.start_new_thread
-_allocate_lock = thread.allocate_lock
-_get_ident = thread.get_ident
-ThreadError = thread.error
-del thread
+# Rename some stuff so "from threading import *" is safe
+_start_new_thread = _thread.start_new_thread
+_allocate_lock = _thread.allocate_lock
+get_ident = _thread.get_ident
+ThreadError = _thread.error
+TIMEOUT_MAX = _thread.TIMEOUT_MAX
+del _thread
 
 
 # Debug support (adapted from ihooks.py).
@@ -455,7 +449,7 @@ class Thread(_Verbose):
         try:
             self.__started = True
             _active_limbo_lock.acquire()
-            _active[_get_ident()] = self
+            _active[get_ident()] = self
             del _limbo[self]
             _active_limbo_lock.release()
             if __debug__:
@@ -546,7 +540,7 @@ class Thread(_Verbose):
         _active_limbo_lock.acquire()
         try:
             try:
-                del _active[_get_ident()]
+                del _active[get_ident()]
             except KeyError:
                 if 'dummy_threading' not in _sys.modules:
                     raise
@@ -645,7 +639,7 @@ class _MainThread(Thread):
         Thread.__init__(self, name="MainThread")
         self._Thread__started = True
         _active_limbo_lock.acquire()
-        _active[_get_ident()] = self
+        _active[get_ident()] = self
         _active_limbo_lock.release()
 
     def _set_daemon(self):
@@ -664,12 +658,6 @@ class _MainThread(Thread):
             self._note("%s: exiting", self)
         self._Thread__delete()
 
-def _pickSomeNonDaemonThread():
-    for t in enumerate():
-        if not t.isDaemon() and t.isAlive():
-            return t
-    return None
-
 
 # Dummy thread class to represent threads not started here.
 # These aren't garbage collected when they die, nor can they be waited for.
@@ -691,7 +679,7 @@ class _DummyThread(Thread):
 
         self._Thread__started = True
         _active_limbo_lock.acquire()
-        _active[_get_ident()] = self
+        _active[get_ident()] = self
         _active_limbo_lock.release()
 
     def _set_daemon(self):
@@ -705,9 +693,9 @@ class _DummyThread(Thread):
 
 def current_thread():
     try:
-        return _active[_get_ident()]
+        return _active[get_ident()]
     except KeyError:
-        ##print "current_thread(): no current thread for", _get_ident()
+        ##print "current_thread(): no current thread for", get_ident()
         return _DummyThread()
 
 currentThread = current_thread
@@ -732,7 +720,21 @@ def enumerate():
 # and make it available for the interpreter
 # (Py_Main) as threading._shutdown.
 
-_shutdown = _MainThread()._exitfunc
+_main_thread = _MainThread()
+_shutdown = _main_thread._exitfunc
+
+def _pickSomeNonDaemonThread():
+    for t in enumerate():
+        if not t.isDaemon() and t.isAlive():
+            return t
+    return None
+
+def main_thread():
+    """Return the main thread object.
+    In normal conditions, the main thread is the thread from which the
+    Python interpreter was started.
+    """
+    return _main_thread
 
 # get thread-local implementation, either from the thread
 # module, or from the python fallback