cadCAD/SimCAD/engine/__init__.py

76 lines
3.2 KiB
Python

from pathos.multiprocessing import ProcessingPool as Pool
from SimCAD.utils import flatten
from SimCAD.configuration import Processor
from SimCAD.configuration.utils import TensorFieldReport
from SimCAD.engine.simulation import Executor as SimExecutor
class ExecutionMode:
single_proc = 'single_proc'
multi_proc = 'multi_proc'
class ExecutionContext:
def __init__(self, context=ExecutionMode.multi_proc):
self.name = context
self.method = None
def single_proc_exec(simulation_execs, states_lists, configs_structs, env_processes_list, Ts, Ns):
l = [simulation_execs, states_lists, configs_structs, env_processes_list, Ts, Ns]
simulation, states_list, config, env_processes, T, N = list(map(lambda x: x.pop(), l))
result = simulation(states_list, config, env_processes, T, N)
return flatten(result)
def parallelize_simulations(fs, states_list, configs, env_processes, Ts, Ns):
l = list(zip(fs, states_list, configs, env_processes, Ts, Ns))
with Pool(len(configs)) as p:
results = p.map(lambda t: t[0](t[1], t[2], t[3], t[4], t[5]), l)
return results
if context == 'single_proc':
self.method = single_proc_exec
elif context == 'multi_proc':
self.method = parallelize_simulations
class Executor:
def __init__(self, exec_context, configs):
self.SimExecutor = SimExecutor
self.exec_method = exec_context.method
self.exec_context = exec_context.name
self.configs = configs
self.main = self.execute
def execute(self):
config_proc = Processor()
create_tensor_field = TensorFieldReport(config_proc).create_tensor_field
print(self.exec_context+": "+str(self.configs))
states_lists, Ts, Ns, eps, configs_structs, env_processes_list, mechanisms, simulation_execs = \
[], [], [], [], [], [], [], []
config_idx = 0
for x in self.configs:
states_lists.append([x.state_dict])
Ts.append(x.sim_config['T'])
Ns.append(x.sim_config['N'])
eps.append(list(x.exogenous_states.values()))
configs_structs.append(config_proc.generate_config(x.state_dict, x.mechanisms, eps[config_idx]))
env_processes_list.append(x.env_processes)
mechanisms.append(x.mechanisms)
simulation_execs.append(SimExecutor(x.behavior_ops).simulation)
config_idx += 1
if self.exec_context == ExecutionMode.single_proc:
tensor_field = create_tensor_field(mechanisms.pop(), eps.pop())
result = self.exec_method(simulation_execs, states_lists, configs_structs, env_processes_list, Ts, Ns)
return result, tensor_field
elif self.exec_context == ExecutionMode.multi_proc:
if len(self.configs) > 1:
simulations = self.exec_method(simulation_execs, states_lists, configs_structs, env_processes_list, Ts, Ns)
results = []
for result, mechanism, ep in list(zip(simulations, mechanisms, eps)):
results.append((flatten(result), create_tensor_field(mechanism, ep)))
return results