diff options
| -rwxr-xr-x | speed-test | 27 | ||||
| -rw-r--r-- | tracing.py | 22 |
2 files changed, 41 insertions, 8 deletions
diff --git a/speed-test b/speed-test new file mode 100755 index 0000000..76e6b9a --- /dev/null +++ b/speed-test @@ -0,0 +1,27 @@ +#!/bin/sh + +set -e + +measure() { +python -m timeit \ + -s 'import logging, tracing' \ + -s 'logging.basicConfig(filename="/dev/null")' \ + -s "$1" \ + -s ' +class Foo(object): + def foo(self): + tracing.trace("%s", "bar") +f = Foo() +' \ + 'f.foo()' + +} + +echo Without patterns +measure "pass" + +echo With unmatching pattern +measure 'tracing.trace_add_pattern("yikes")' + +echo With matching pattern +measure 'tracing.trace_add_pattern("timeit-src")' @@ -49,6 +49,7 @@ import traceback trace_patterns = [] +trace_cache = set() def trace_add_pattern(pattern): @@ -57,16 +58,21 @@ def trace_add_pattern(pattern): def trace_clear_patterns(): del trace_patterns[:] + trace_cache.clear() -def trace(msg): +def trace(msg, *args): if trace_patterns: frames = traceback.extract_stack(limit=2) filename, lineno, funcname, text = frames[0] - filename = os.path.basename(filename) - for pattern in trace_patterns: - if pattern in filename: - logging.debug('%s:%s:%s: %s' % - (filename, lineno, funcname, msg)) - break - + log_it = filename in trace_cache + if not log_it: + for pattern in trace_patterns: + if pattern in filename: + log_it = True + trace_cache.add(filename) + break + if log_it: + filename = os.path.basename(filename) + msg = msg % args + logging.debug('%s:%s:%s: %s' % (filename, lineno, funcname, msg)) |