merged python 3 support from RC_0_16

bindings/python/client.py

@@ -5,6 +5,7 @@
 # file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
 
 import sys
+import atexit
 import libtorrent as lt
 import time
 import os.path
@@ -36,7 +37,7 @@ class UnixConsole:
         new[6][termios.VMIN] = 1
         termios.tcsetattr(self.fd.fileno(), termios.TCSADRAIN, new)
 
-        sys.exitfunc = self._onexit
+        atexit.register(self._onexit)
 
     def _onexit(self):
         termios.tcsetattr(self.fd.fileno(), termios.TCSADRAIN, self.old)
@@ -239,7 +240,7 @@ def main():
     for f in args:
         e = lt.bdecode(open(f, 'rb').read())
         info = lt.torrent_info(e)
-        print 'Adding \'%s\'...' % info.name()
+        print('Adding \'%s\'...' % info.name())
 
         atp = {}
         try:

bindings/python/setup.py.in

@@ -7,8 +7,8 @@ import platform
 import sys
 
 if '@BOOST_PYTHON_LIB@' == '':
-	print 'You need to pass --enable-python-binding to configure in order ',
-	print 'to properly use this setup. There is no boost.python library configured now'
+	print('You need to pass --enable-python-binding to configure in order '),
+	print('to properly use this setup. There is no boost.python library configured now')
 	sys.exit(1)
 
 def parse_cmd(cmdline, prefix, keep_prefix = False):
@@ -33,7 +33,7 @@ if platform.system() == 'Windows':
 	# msvc 9.0 (2008) is the official windows compiler for python 2.6
 	# http://docs.python.org/whatsnew/2.6.html#build-and-c-api-changes
 	if os.system('bjam boost=source link=static geoip=static boost-link=static release msvc-9.0 optimization=space') != 0:
-		print 'build failed'
+		print('build failed')
 		sys.exit(1)
 	try: os.mkdir(r'build')
 	except: pass

bindings/python/simple_client.py

@@ -13,19 +13,19 @@ ses.listen_on(6881, 6891)
 
 info = lt.torrent_info(sys.argv[1])
 h = ses.add_torrent({'ti': info, 'save_path': './'})
-print 'starting', h.name()
+print('starting', h.name())
 
 while (not h.is_seed()):
 	s = h.status()
 
 	state_str = ['queued', 'checking', 'downloading metadata', \
 		'downloading', 'finished', 'seeding', 'allocating', 'checking fastresume']
-	print '\r%.2f%% complete (down: %.1f kb/s up: %.1f kB/s peers: %d) %s' % \
+	print('\r%.2f%% complete (down: %.1f kb/s up: %.1f kB/s peers: %d) %s' % \
 		(s.progress * 100, s.download_rate / 1000, s.upload_rate / 1000, \
-		s.num_peers, state_str[s.state]),
+		s.num_peers, state_str[s.state]), end=' ')
 	sys.stdout.flush()
 
 	time.sleep(1)
 
-print h.name(), 'complete'
+print(h.name(), 'complete')
 

bindings/python/src/peer_plugin.cpp

@@ -267,7 +267,20 @@ namespace
   object get_buffer()
   {
       static char const data[] = "foobar";
+#if PY_VERSION_HEX >= 0x03000000
+      Py_buffer view;
+      memset(&view, 0, sizeof(Py_buffer));
+      view.buf = (void*)data;
+      view.len = 6;
+      view.ndim = 1;
+      view.readonly = true;
+      view.itemsize = sizeof(char);
+      Py_ssize_t shape[] = { 6 };
+      view.shape = shape;
+      return object(handle<>(PyMemoryView_FromBuffer(&view)));
+#else
       return object(handle<>(PyBuffer_FromMemory((void*)data, 6)));
+#endif
   }
 
 } // namespace unnamed