[scripts][benchmark] Fix print statements

beat/core/scripts/benchmark.py

@@ -13,7 +13,7 @@ import zmq
 
 
 prefix = pkg_resources.resource_filename(__name__, '../test/prefix')
-print prefix
+print(prefix)
 
 
 
@@ -25,7 +25,7 @@ class CustomDataSource(DataSource):
         self.dataformat = dataformat
         self.file = open('benchmark.data', 'rb')
         self.unpack = True
-   
+
     def next(self):
         self.file.seek(0)
         packed = self.file.read()
@@ -40,7 +40,7 @@ class CustomDataSource(DataSource):
 
         self.current += 1
         return result
-   
+
     def hasMoreData(self):
         return self.current < self.nb_data_units
 
@@ -63,7 +63,7 @@ def main():
 
     data_source = CustomDataSource(10000, dataformat)
 
-    print 'Nb Data units:       %d' % data_source.nb_data_units
+    print('Nb Data units:       %d' % data_source.nb_data_units)
 
     t1 = time.time()
 
@@ -72,7 +72,7 @@ def main():
 
     t2 = time.time()
 
-    print 'Datasource (unpack): %.3fs (%.3fms/unit)' % (t2 - t1, (t2 - t1) * 1000.0 / data_source.nb_data_units)
+    print('Datasource (unpack): %.3fs (%.3fms/unit)' % (t2 - t1, (t2 - t1) * 1000.0 / data_source.nb_data_units))
 
     data_source.reset()
 
@@ -88,7 +88,7 @@ def main():
 
     t2 = time.time()
 
-    print 'Datasource (packed): %.3fs (%.3fms/unit)' % (t2 - t1, (t2 - t1) * 1000.0 / data_source.nb_data_units)
+    print('Datasource (packed): %.3fs (%.3fms/unit)' % (t2 - t1, (t2 - t1) * 1000.0 / data_source.nb_data_units))
 
     data_source.reset()
 
@@ -123,7 +123,7 @@ def main():
 
     t2 = time.time()
 
-    print 'Input (packed):      %.3fs (%.3fms/unit)' % (t2 - t1, (t2 - t1) * 1000.0 / data_source.nb_data_units)
+    print('Input (packed):      %.3fs (%.3fms/unit)' % (t2 - t1, (t2 - t1) * 1000.0 / data_source.nb_data_units))
 
     data_source.reset()
 
@@ -169,7 +169,7 @@ def main():
 
     t2 = time.time()
 
-    print 'Remote (unpack):     %.3fs (%.3fms/unit)' % (t2 - t1, (t2 - t1) * 1000.0 / data_source.nb_data_units)
+    print('Remote (unpack):     %.3fs (%.3fms/unit)' % (t2 - t1, (t2 - t1) * 1000.0 / data_source.nb_data_units))
 
     data_source.reset()
 
@@ -186,6 +186,6 @@ def main():
 
     t2 = time.time()
 
-    print 'Remote (packed):     %.3fs (%.3fms/unit)' % (t2 - t1, (t2 - t1) * 1000.0 / data_source.nb_data_units)
+    print('Remote (packed):     %.3fs (%.3fms/unit)' % (t2 - t1, (t2 - t1) * 1000.0 / data_source.nb_data_units))
 
     data_source.reset()