add python 3.8 compatibility

autobahn/util.py

@@ -455,6 +455,17 @@ def generate_serial_number():
     return generate_token(char_groups=6, chars_per_group=4, chars=DEFAULT_TOKEN_CHARS, sep=u'-', lower_case=False)
 
 
+def _get_clock_impl():
+    if sys.version_info >= (3, 3):
+        return time.process_time
+    else:
+        return time.clock
+
+
+def get_clock():
+    return _get_clock_impl()()
+
+
 # Select the most precise walltime measurement function available
 # on the platform
 #
@@ -463,7 +474,7 @@ def generate_serial_number():
     # first call to this function, as a floating point number, based on the
     # Win32 function QueryPerformanceCounter(). The resolution is typically
     # better than one microsecond
-    _rtime = time.clock
+    _rtime = _get_clock_impl()
     _ = _rtime()  # this starts wallclock
 else:
     # On Unix-like platforms, this used the first available from this list:

examples/asyncio/wamp/rpc/slowsquare/frontend.py

@@ -25,12 +25,14 @@
 ###############################################################################
 
 from os import environ
+import sys
 import time
 
 import asyncio
 from functools import partial
 
 from autobahn.asyncio.wamp import ApplicationSession, ApplicationRunner
+from autobahn.util import get_clock
 
 
 class Component(ApplicationSession):
@@ -42,14 +44,14 @@ async def onJoin(self, details):
 
         def got(started, msg, f):
             res = f.result()
-            duration = 1000. * (time.clock() - started)
+            duration = 1000. * (get_clock() - started)
             print("{}: {} in {}".format(msg, res, duration))
 
-        t1 = time.clock()
+        t1 = get_clock()
         d1 = self.call(u'com.math.slowsquare', 3, 2)
         d1.add_done_callback(partial(got, t1, "Slow Square"))
 
-        t2 = time.clock()
+        t2 = get_clock()
         d2 = self.call(u'com.math.square', 3)
         d2.add_done_callback(partial(got, t2, "Quick Square"))
 

examples/twisted/wamp/rpc/slowsquare/frontend.py

@@ -26,11 +26,13 @@
 
 import time
 from os import environ
+import sys
 
 from twisted.internet import reactor
 from twisted.internet.defer import DeferredList
 
 from autobahn.twisted.wamp import ApplicationSession, ApplicationRunner
+from autobahn.util import get_clock
 
 
 class Component(ApplicationSession):
@@ -42,14 +44,14 @@ def onJoin(self, details):
         print("session attached")
 
         def got(res, started, msg):
-            duration = 1000. * (time.clock() - started)
+            duration = 1000. * (get_clock() - started)
             print("{}: {} in {}".format(msg, res, duration))
 
-        t1 = time.clock()
+        t1 = get_clock()
         d1 = self.call(u'com.math.slowsquare', 3)
         d1.addCallback(got, t1, "Slow Square")
 
-        t2 = time.clock()
+        t2 = get_clock()
         d2 = self.call(u'com.math.square', 3)
         d2.addCallback(got, t2, "Quick Square")