Copyright (C) 2012-2020 Rudolf Cardinal (firstname.lastname@example.org).
This file is part of CamCOPS.
CamCOPS is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
CamCOPS is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along with CamCOPS. If not, see <https://www.gnu.org/licenses/>.
makefunc_trace_unique_calls(file_only: bool = False) → Callable[[frame, str, Any], Optional[Callable]]¶
Creates a function that you can use as an argument to
sys.settrace(). When you execute a trace, it shows only new call to each function.
file_only – Shows files called only, not functions with line numbers.
Decorator to generate profiler output for slow code from camcops_server.cc_debug import profile.
Add @profile to the function you want to profile. Will generate a file called <function name>.profile.
Can be visualised with e.g. SnakeViz (pip install snakeviz)
trace_calls(frame: frame, event: str, arg: Any) → Optional[Callable[[frame, str, Any], Optional[Callable]]]¶
A function that can be used as an argument to
sys.settrace. It prints details of every function called (filename, line number, function name).