Add comparison with logging.debug to speed-test

Requested by Enrico Zini.

Results: without messages being written to the log,
tracing runs in abou 1/4 time of logging.debug.
With messages, it's slower.

1 files changed, 25 insertions, 4 deletions

diff --git a/speed-test b/speed-test
index 76e6b9a..20a205e 100755
--- a/speed-test
+++ b/speed-test
@@ -14,14 +14,35 @@ class Foo(object):
 f = Foo()
 ' \
     'f.foo()'
-    
 }
 
-echo Without patterns
+echo tracing: Without patterns
 measure "pass"
 
-echo With unmatching pattern
+echo tracing: With unmatching pattern
 measure 'tracing.trace_add_pattern("yikes")'
 
-echo With matching pattern
+echo tracing: With matching pattern
 measure 'tracing.trace_add_pattern("timeit-src")'
+
+
+measure_logging() {
+python -m timeit \
+    -s 'import logging' \
+    -s 'logging.basicConfig(filename="/dev/null")' \
+    -s "$1" \
+    -s '
+class Foo(object):
+    def foo(self):
+        logging.debug("%s", "bar")
+f = Foo()
+' \
+    'f.foo()'
+}
+
+echo logging: With debug messages
+measure_logging pass
+
+echo logging: Without debug messages
+measure_logging \
+    'logging.basicConfig(filename="/dev/null", level=logging.INFO)'