akarsu is the New Generation Profiler based on
PEP 669. The name of the project, comes from the
surname of a minstrel named Muhlis Akarsu, which means stream.
akarsu can be installed by running pip install akarsu. It requires Python 3.12.0+ to
run.
cat example.pyOutput:
def foo():
x = 1
isinstance(x, int)
return x
def bar():
foo()
bar()akarsu -f example.pyOutput:
Count Event Type Filename(function)
1 PY_CALL example.py(bar)
1 PY_START example.py(bar)
1 PY_CALL example.py(foo)
1 PY_START example.py(foo)
1 C_CALL example.py(<built-in function isinstance>)
1 C_RETURN example.py(foo)
1 PY_RETURN example.py(foo)
1 PY_RETURN example.py(bar)
Total number of events: 8
PY_CALL = 2
PY_START = 2
PY_RETURN = 2
C_CALL = 1
C_RETURN = 1
If you want to show only the function calls in the output, you can use the -c or
--calls argument.
akarsu -c -f example.pyOutput:
Count Event Type Filename(function)
1 PY_CALL example.py(bar)
1 PY_CALL example.py(foo)
1 C_CALL example.py(<built-in function isinstance>)
Total number of events: 3
PY_CALL = 2
C_CALL = 1