Trace Events
Python event tracing using the Trace Event Format which is supported by Chromium browsers and other tools
Usage
Add tracing to sections of your code and execute to generate a json trace file
import time
from trace_events import profile, Profiler, EventTimer
@profile
def foo():
# ... do some work
@profile(category='suspected-slow')
def bar():
time.sleep(1)
def baz(value):
with EventTimer('baz::foo'):
foo()
with EventTimer('baz::bar', value=value):
bar()
if __name__ == '__main__':
baz(10)
Profiler.global_profiler().save_trace('trace.json')Open up a Chromium browser to chrome://tracing and load the file to view the trace
