-/* Copyright (c) 2018-2022. The SimGrid Team. All rights reserved. */
+/* Copyright (c) 2018-2023. The SimGrid Team. All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
* under the terms of the license (GNU LGPL) which comes with this package. */
-#if defined(__GNUG__)
-#pragma GCC diagnostic push
-#pragma GCC diagnostic ignored "-Wunused-value"
-#endif
-
#include <pybind11/pybind11.h> // Must come before our own stuff
#include <pybind11/functional.h>
#include <pybind11/stl.h>
-#if defined(__GNUG__)
-#pragma GCC diagnostic pop
-#endif
-
#include "simgrid/kernel/ProfileBuilder.hpp"
#include "simgrid/kernel/routing/NetPoint.hpp"
#include <simgrid/Exception.hpp>
py::call_guard<py::gil_scoped_release>())
.def("exec_async", py::overload_cast<double>(&simgrid::s4u::this_actor::exec_async),
py::call_guard<py::gil_scoped_release>())
- .def("parallel_execute", &simgrid::s4u::this_actor::parallel_execute,
- py::call_guard<py::gil_scoped_release>(),
+ .def("parallel_execute", &simgrid::s4u::this_actor::parallel_execute, py::call_guard<py::gil_scoped_release>(),
"Run a parallel task (requires the 'ptask_L07' model)")
.def("exec_init",
py::overload_cast<const std::vector<simgrid::s4u::Host*>&, const std::vector<double>&,
- const std::vector<double>&> (&simgrid::s4u::this_actor::exec_init),
- py::call_guard<py::gil_scoped_release>(),
- "Initiate a parallel task (requires the 'ptask_L07' model)")
+ const std::vector<double>&>(&simgrid::s4u::this_actor::exec_init),
+ py::call_guard<py::gil_scoped_release>(), "Initiate a parallel task (requires the 'ptask_L07' model)")
.def("get_host", &simgrid::s4u::this_actor::get_host, "Retrieves host on which the current actor is located")
.def("set_host", &simgrid::s4u::this_actor::set_host, py::call_guard<py::gil_scoped_release>(),
"Moves the current actor to another host.", py::arg("dest"))
.def("exit", &simgrid::s4u::this_actor::exit, py::call_guard<py::gil_scoped_release>(), "kill the current actor")
.def(
"on_exit",
- [](py::object cb) {
- py::function fun = py::reinterpret_borrow<py::function>(cb);
- fun.inc_ref(); // FIXME: why is this needed for tests like actor-kill and actor-lifetime?
- simgrid::s4u::this_actor::on_exit([fun](bool failed) {
- py::gil_scoped_acquire py_context; // need a new context for callback
+ [](py::object fun) {
+ fun.inc_ref(); // keep alive after return
+ const py::gil_scoped_release gil_release;
+ simgrid::s4u::this_actor::on_exit([fun_p = fun.ptr()](bool failed) {
+ const py::gil_scoped_acquire py_context; // need a new context for callback
try {
+ const auto fun = py::reinterpret_borrow<py::function>(fun_p);
fun(failed);
} catch (const py::error_already_set& e) {
xbt_die("Error while executing the on_exit lambda: %s", e.what());
}
});
},
- py::call_guard<py::gil_scoped_release>(),
"Define a lambda to be called when the actor ends. It takes a bool parameter indicating whether the actor "
"was killed. If False, the actor finished peacefully.")
.def("get_pid", &simgrid::s4u::this_actor::get_pid, "Retrieves PID of the current actor")
"get_all_hosts() is deprecated and will be dropped after v3.33, use all_hosts instead.", 1);
return self.attr("all_hosts");
})
- .def("host_by_name", &Engine::host_by_name_or_null, py::call_guard<py::gil_scoped_release>(),
+ .def("host_by_name", &Engine::host_by_name_or_null,
"Retrieve a host by its name, or None if it does not exist in the platform.")
.def_property_readonly("all_hosts", &Engine::get_all_hosts, "Returns the list of all hosts found in the platform")
.def("get_all_links",
"Change one of SimGrid's configurations")
.def("load_platform", &Engine::load_platform, "Load a platform file describing the environment")
.def("load_deployment", &Engine::load_deployment, "Load a deployment file and launch the actors that it contains")
- .def("mailbox_by_name_or_create", &Engine::mailbox_by_name_or_create,
- py::call_guard<py::gil_scoped_release>(),
- py::arg("name"),
- "Find a mailbox from its name or create one if it does not exist")
+ .def("mailbox_by_name_or_create", &Engine::mailbox_by_name_or_create, py::call_guard<py::gil_scoped_release>(),
+ py::arg("name"), "Find a mailbox from its name or create one if it does not exist")
.def("run", &Engine::run, py::call_guard<py::gil_scoped_release>(), "Run the simulation until its end")
.def("run_until", py::overload_cast<double>(&Engine::run_until, py::const_),
py::call_guard<py::gil_scoped_release>(), "Run the simulation until the given date",
.def(
"register_actor",
[](Engine* e, const std::string& name, py::object fun_or_class) {
- e->register_actor(name, [fun_or_class](std::vector<std::string> args) {
- py::gil_scoped_acquire py_context;
+ fun_or_class.inc_ref(); // keep alive after return
+ const py::gil_scoped_release gil_release;
+ e->register_actor(name, [fun_or_class_p = fun_or_class.ptr()](std::vector<std::string> args) {
+ const py::gil_scoped_acquire py_context;
try {
/* Convert the std::vector into a py::tuple */
py::tuple params(args.size() - 1);
for (size_t i = 1; i < args.size(); i++)
params[i - 1] = py::cast(args[i]);
+ const auto fun_or_class = py::reinterpret_borrow<py::object>(fun_or_class_p);
py::object res = fun_or_class(*params);
/* If I was passed a class, I just built an instance, so I need to call it now */
if (py::isinstance<py::function>(res))
"get_pstate_speed() is deprecated and will be dropped after v3.33, use pstate_speed instead.", 1);
return self.attr("pstate_speed")(state);
})
- .def("pstate_speed", &Host::get_pstate_speed, py::call_guard<py::gil_scoped_release>(),
- "Retrieve the maximal speed at the given pstate")
+ .def("pstate_speed", &Host::get_pstate_speed, "Retrieve the maximal speed at the given pstate")
.def("get_netpoint",
[](py::object self) // XBT_ATTRIB_DEPRECATED_v334
{
.def_static(
"on_creation_cb",
[](py::object cb) {
- Host::on_creation_cb([cb](Host& h) {
- py::function fun = py::reinterpret_borrow<py::function>(cb);
- py::gil_scoped_acquire py_context; // need a new context for callback
+ cb.inc_ref(); // keep alive after return
+ const py::gil_scoped_release gil_release;
+ Host::on_creation_cb([cb_p = cb.ptr()](Host& h) {
+ const py::gil_scoped_acquire py_context; // need a new context for callback
try {
+ const auto fun = py::reinterpret_borrow<py::function>(cb_p);
fun(&h);
} catch (const py::error_already_set& e) {
xbt_die("Error while executing the on_creation lambda : %s", e.what());
}
});
},
- py::call_guard<py::gil_scoped_release>(), "");
+ "");
py::enum_<simgrid::s4u::Host::SharingPolicy>(host, "SharingPolicy")
.value("NONLINEAR", simgrid::s4u::Host::SharingPolicy::NONLINEAR)
.def_static("by_name", &Mailbox::by_name, py::call_guard<py::gil_scoped_release>(), py::arg("name"),
"Retrieve a Mailbox from its name")
.def_property_readonly("name", &Mailbox::get_name, "The name of that mailbox (read-only property).")
- .def_property_readonly("ready", &Mailbox::ready, py::call_guard<py::gil_scoped_release>(),
+ .def_property_readonly("ready", &Mailbox::ready,
"Check if there is a communication ready to be consumed from a mailbox.")
.def(
"put",
[](Mailbox* self, py::object data, uint64_t size, double timeout) {
- data.inc_ref();
- self->put(data.ptr(), size, timeout);
+ auto* data_ptr = data.inc_ref().ptr();
+ const py::gil_scoped_release gil_release;
+ self->put(data_ptr, size, timeout);
},
- py::call_guard<py::gil_scoped_release>(), "Blocking data transmission with a timeout")
+ "Blocking data transmission with a timeout")
.def(
"put",
[](Mailbox* self, py::object data, uint64_t size) {
- data.inc_ref();
- self->put(data.ptr(), size);
+ auto* data_ptr = data.inc_ref().ptr();
+ const py::gil_scoped_release gil_release;
+ self->put(data_ptr, size);
},
- py::call_guard<py::gil_scoped_release>(), "Blocking data transmission")
+ "Blocking data transmission")
.def(
"put_async",
[](Mailbox* self, py::object data, uint64_t size) {
- data.inc_ref();
- return self->put_async(data.ptr(), size);
+ auto* data_ptr = data.inc_ref().ptr();
+ const py::gil_scoped_release gil_release;
+ return self->put_async(data_ptr, size);
},
- py::call_guard<py::gil_scoped_release>(), "Non-blocking data transmission")
+ "Non-blocking data transmission")
.def(
"put_init",
[](Mailbox* self, py::object data, uint64_t size) {
- data.inc_ref();
- return self->put_init(data.ptr(), size);
+ auto* data_ptr = data.inc_ref().ptr();
+ const py::gil_scoped_release gil_release;
+ return self->put_init(data_ptr, size);
},
- py::call_guard<py::gil_scoped_release>(), "Creates (but don’t start) a data transmission to that mailbox.")
+ "Creates (but don’t start) a data transmission to that mailbox.")
.def(
- "get",
- [](Mailbox* self) {
- py::object data = py::reinterpret_steal<py::object>(self->get<PyObject>());
- // data.dec_ref(); // FIXME: why does it break python-actor-create?
- return data;
- },
+ "get", [](Mailbox* self) { return py::reinterpret_steal<py::object>(self->get<PyObject>()); },
py::call_guard<py::gil_scoped_release>(), "Blocking data reception")
.def(
"get_async",
/* Class Comm */
py::class_<Comm, CommPtr>(m, "Comm", "Communication. See the C++ documentation for details.")
- .def_property_readonly("dst_data_size", &Comm::get_dst_data_size,
- py::call_guard<py::gil_scoped_release>(),
+ .def_property_readonly("dst_data_size", &Comm::get_dst_data_size, py::call_guard<py::gil_scoped_release>(),
"Retrieve the size of the received data.")
- .def_property_readonly("mailbox", &Comm::get_mailbox,
- py::call_guard<py::gil_scoped_release>(),
+ .def_property_readonly("mailbox", &Comm::get_mailbox, py::call_guard<py::gil_scoped_release>(),
"Retrieve the mailbox on which this comm acts.")
- .def_property_readonly("sender", &Comm::get_sender,
- py::call_guard<py::gil_scoped_release>())
- .def_property_readonly("state_str", &Comm::get_state_str,
- py::call_guard<py::gil_scoped_release>(),
+ .def_property_readonly("sender", &Comm::get_sender, py::call_guard<py::gil_scoped_release>())
+ .def_property_readonly("state_str", &Comm::get_state_str, py::call_guard<py::gil_scoped_release>(),
"Retrieve the Comm state as string")
- .def_property_readonly("remaining", &Comm::get_remaining,
- py::call_guard<py::gil_scoped_release>(),
+ .def_property_readonly("remaining", &Comm::get_remaining, py::call_guard<py::gil_scoped_release>(),
"Remaining amount of work that this Comm entails")
- .def_property_readonly("start_time", &Comm::get_start_time,
- py::call_guard<py::gil_scoped_release>(),
+ .def_property_readonly("start_time", &Comm::get_start_time, py::call_guard<py::gil_scoped_release>(),
"Time at which this Comm started")
- .def_property_readonly("finish_time", &Comm::get_finish_time,
- py::call_guard<py::gil_scoped_release>(),
+ .def_property_readonly("finish_time", &Comm::get_finish_time, py::call_guard<py::gil_scoped_release>(),
"Time at which this Comm finished")
- .def("set_payload_size", &Comm::set_payload_size, py::call_guard<py::gil_scoped_release>(),
- py::arg("bytes"),
+ .def_property_readonly("is_suspended", &Comm::is_suspended, py::call_guard<py::gil_scoped_release>(),
+ "Whether this Comm is suspended")
+ .def("set_payload_size", &Comm::set_payload_size, py::call_guard<py::gil_scoped_release>(), py::arg("bytes"),
"Specify the amount of bytes which exchange should be simulated.")
- .def("set_rate", &Comm::set_rate, py::call_guard<py::gil_scoped_release>(),
- py::arg("rate"),
+ .def("set_rate", &Comm::set_rate, py::call_guard<py::gil_scoped_release>(), py::arg("rate"),
"Sets the maximal communication rate (in byte/sec). Must be done before start")
.def("cancel", &Comm::cancel, py::call_guard<py::gil_scoped_release>(),
py::return_value_policy::reference_internal, "Cancel the activity.")
"Test whether the communication is terminated.")
.def("wait", &Comm::wait, py::call_guard<py::gil_scoped_release>(),
"Block until the completion of that communication.")
- .def("wait_for", &Comm::wait_for, py::call_guard<py::gil_scoped_release>(),
- py::arg("timeout"),
+ .def("wait_for", &Comm::wait_for, py::call_guard<py::gil_scoped_release>(), py::arg("timeout"),
"Block until the completion of that communication, or raises TimeoutException after the specified timeout.")
- .def("wait_until", &Comm::wait_until, py::call_guard<py::gil_scoped_release>(),
- py::arg("time_limit"),
+ .def("wait_until", &Comm::wait_until, py::call_guard<py::gil_scoped_release>(), py::arg("time_limit"),
"Block until the completion of that communication, or raises TimeoutException after the specified time.")
.def("detach", py::overload_cast<>(&Comm::detach), py::return_value_policy::reference_internal,
py::call_guard<py::gil_scoped_release>(),
"Start the comm, and ignore its result. It can be completely forgotten after that.")
- .def_static("sendto", &Comm::sendto, py::call_guard<py::gil_scoped_release>(),
- py::arg("from"), py::arg("to"), py::arg("simulated_size_in_bytes"),
- "Do a blocking communication between two arbitrary hosts.")
+ .def_static("sendto", &Comm::sendto, py::call_guard<py::gil_scoped_release>(), py::arg("from"), py::arg("to"),
+ py::arg("simulated_size_in_bytes"), "Do a blocking communication between two arbitrary hosts.")
.def_static("sendto_init", py::overload_cast<Host*, Host*>(&Comm::sendto_init),
- py::call_guard<py::gil_scoped_release>(),
- py::arg("from"), py::arg("to"),
+ py::call_guard<py::gil_scoped_release>(), py::arg("from"), py::arg("to"),
"Creates a communication between the two given hosts, bypassing the mailbox mechanism.")
- .def_static("sendto_async", &Comm::sendto_async, py::call_guard<py::gil_scoped_release>(),
- py::arg("from"), py::arg("to"), py::arg("simulated_size_in_bytes"),
+ .def_static("sendto_async", &Comm::sendto_async, py::call_guard<py::gil_scoped_release>(), py::arg("from"),
+ py::arg("to"), py::arg("simulated_size_in_bytes"),
"Do a blocking communication between two arbitrary hosts.\n\nThis initializes a communication that "
"completely bypass the mailbox and actors mechanism. There is really no limit on the hosts involved. "
"In particular, the actor does not have to be on one of the involved hosts.")
- .def_static("test_any", &Comm::test_any,
- py::call_guard<py::gil_scoped_release>(),
- py::arg("comms"),
+ .def_static("test_any", &Comm::test_any, py::call_guard<py::gil_scoped_release>(), py::arg("comms"),
"take a vector s4u::CommPtr and return the rank of the first finished one (or -1 if none is done)")
- .def_static("wait_all", &Comm::wait_all, py::call_guard<py::gil_scoped_release>(),
- py::arg("comms"),
+ .def_static("wait_all", &Comm::wait_all, py::call_guard<py::gil_scoped_release>(), py::arg("comms"),
"Block until the completion of all communications in the list.")
- .def_static("wait_all_for", &Comm::wait_all_for, py::call_guard<py::gil_scoped_release>(),
- py::arg("comms"), py::arg("timeout"),
+ .def_static("wait_all_for", &Comm::wait_all_for, py::call_guard<py::gil_scoped_release>(), py::arg("comms"),
+ py::arg("timeout"),
"Block until the completion of all communications in the list, or raises TimeoutException after "
"the specified timeout.")
- .def_static("wait_any", &Comm::wait_any,
- py::call_guard<py::gil_scoped_release>(),
- py::arg("comms"),
+ .def_static("wait_any", &Comm::wait_any, py::call_guard<py::gil_scoped_release>(), py::arg("comms"),
"Block until the completion of any communication in the list and return the index of the "
"terminated one.")
- .def_static("wait_any_for", &Comm::wait_any_for,
- py::call_guard<py::gil_scoped_release>(),
- py::arg("comms"), py::arg("timeout"),
+ .def_static("wait_any_for", &Comm::wait_any_for, py::call_guard<py::gil_scoped_release>(), py::arg("comms"),
+ py::arg("timeout"),
"Block until the completion of any communication in the list and return the index of the terminated "
"one, or -1 if a timeout occurred.");
.def_property("host", &simgrid::s4u::Exec::get_host, &simgrid::s4u::Exec::set_host,
"Host on which this execution runs. Only the first host is returned for parallel executions. "
"Changing this value migrates the execution.")
+ .def_property_readonly("is_suspended", &simgrid::s4u::Exec::is_suspended,
+ py::call_guard<py::gil_scoped_release>(), "Whether this Exec is suspended")
.def("test", &simgrid::s4u::Exec::test, py::call_guard<py::gil_scoped_release>(),
"Test whether the execution is terminated.")
.def("cancel", &simgrid::s4u::Exec::cancel, py::call_guard<py::gil_scoped_release>(), "Cancel that execution.")
.def("start", &simgrid::s4u::Exec::start, py::call_guard<py::gil_scoped_release>(), "Start that execution.")
.def("suspend", &simgrid::s4u::Exec::suspend, py::call_guard<py::gil_scoped_release>(), "Suspend that execution.")
+ .def("resume", &simgrid::s4u::Exec::resume, py::call_guard<py::gil_scoped_release>(), "Resume that execution.")
.def("wait", &simgrid::s4u::Exec::wait, py::call_guard<py::gil_scoped_release>(),
"Block until the completion of that execution.")
- .def("wait_for", &simgrid::s4u::Exec::wait_for, py::call_guard<py::gil_scoped_release>(),
- py::arg("timeout"),
+ .def("wait_for", &simgrid::s4u::Exec::wait_for, py::call_guard<py::gil_scoped_release>(), py::arg("timeout"),
"Block until the completion of that activity, or raises TimeoutException after the specified timeout.");
/* Class Semaphore */
"application. See the C++ documentation for details.")
.def(
"create",
- [](py::str name, Host* h, py::object fun, py::args args) {
- fun.inc_ref(); // FIXME: why is this needed for tests like exec-async, exec-dvfs and exec-remote?
- args.inc_ref(); // FIXME: why is this needed for tests like actor-migrate?
- return simgrid::s4u::Actor::create(name, h, [fun, args]() {
- py::gil_scoped_acquire py_context;
+ [](const std::string& name, Host* h, py::object fun, py::args args) {
+ fun.inc_ref(); // keep alive after return
+ args.inc_ref(); // keep alive after return
+ const py::gil_scoped_release gil_release;
+ return simgrid::s4u::Actor::create(name, h, [fun_p = fun.ptr(), args_p = args.ptr()]() {
+ const py::gil_scoped_acquire py_context;
try {
+ const auto fun = py::reinterpret_borrow<py::object>(fun_p);
+ const auto args = py::reinterpret_borrow<py::args>(args_p);
fun(*args);
} catch (const py::error_already_set& ex) {
if (ex.matches(pyForcefulKillEx)) {
}
});
},
- py::call_guard<py::gil_scoped_release>(),
"Create an actor from a function or an object. See the :ref:`example <s4u_ex_actors_create>`.")
.def_property(
"host", &Actor::get_host, py::cpp_function(&Actor::set_host, py::call_guard<py::gil_scoped_release>()),
"Suspend that actor, that is blocked until resume()ed by another actor.")
.def("resume", &Actor::resume, py::call_guard<py::gil_scoped_release>(),
"Resume that actor, that was previously suspend()ed.")
- .def_static("kill_all", &Actor::kill_all, py::call_guard<py::gil_scoped_release>(), "Kill all actors but the caller.");
+ .def_static("kill_all", &Actor::kill_all, py::call_guard<py::gil_scoped_release>(),
+ "Kill all actors but the caller.");
}