def _create_messenger(mpi_config, options):
global msg
# use a cached messenger if available
if msg is not None:
return msg
msg = _hoomd.Messenger(mpi_config)
# try to detect if we're running inside an MPI job
inside_mpi_job = mpi_config.getNRanksGlobal() > 1
if ('OMPI_COMM_WORLD_RANK' in os.environ or
'MV2_COMM_WORLD_LOCAL_RANK' in os.environ or
'PMI_RANK' in os.environ or
'ALPS_APP_PE' in os.environ):
inside_mpi_job = True
# only open python stdout/stderr in non-MPI runs
if not inside_mpi_job:
msg.openPython();
if options.notice_level is not None:
msg.setNoticeLevel(options.notice_level);
if options.msg_file is not None:
msg.openFile(options.msg_file);
if options.shared_msg_file is not None:
if not _hoomd.is_MPI_available():
hoomd.context.msg.error("Shared log files are only available in MPI builds.\n");
raise RuntimeError('Error setting option');
msg.setSharedFile(options.shared_msg_file);
return msg
def _create_messenger(mpi_config, notice_level, msg_file, shared_msg_file):
msg = _hoomd.Messenger(mpi_config)
# try to detect if we're running inside an MPI job
inside_mpi_job = mpi_config.getNRanksGlobal() > 1
if ('OMPI_COMM_WORLD_RANK' in os.environ
or 'MV2_COMM_WORLD_LOCAL_RANK' in os.environ
or 'PMI_RANK' in os.environ or 'ALPS_APP_PE' in os.environ):
inside_mpi_job = True
# only open python stdout/stderr in non-MPI runs
if not inside_mpi_job:
msg.openPython()
if notice_level is not None:
msg.setNoticeLevel(notice_level)
if msg_file is not None:
msg.openFile(msg_file)
if shared_msg_file is not None:
if not hoomd.version.mpi_enabled:
raise RuntimeError(
'Shared log files are only available in MPI builds.')
msg.setSharedFile(shared_msg_file)
return msg
def _create_messenger(mpi_config, notice_level, msg_file):
msg = _hoomd.Messenger(mpi_config)
# try to detect if we're running inside an MPI job
inside_mpi_job = mpi_config.getNRanksGlobal() > 1
# only open python stdout/stderr in non-MPI runs
if not inside_mpi_job:
msg.openPython()
if notice_level is not None:
msg.setNoticeLevel(notice_level)
if msg_file is not None:
msg.openFile(msg_file)
return msg
from hoomd import _hoomd
from hoomd import cite
import socket
import getpass
import platform
# The following global variables keep track of the walltime and processing time since the import of hoomd_script
import time
TIME_START = time.time()
CLOCK_START = time.clock()
## Global Messenger
# \note This is initialized to a default messenger on load so that python code may have a unified path for sending
# messages
msg = _hoomd.Messenger()
# only use python stdout/stderr in non-mpi runs
if not ('OMPI_COMM_WORLD_RANK' in os.environ
or 'MV2_COMM_WORLD_LOCAL_RANK' in os.environ
or 'PMI_RANK' in os.environ or 'ALPS_APP_PE' in os.environ):
msg.openPython()
## Global bibliography
bib = None
## Global options
options = None
## Global variable that holds the execution configuration for reference by the python API
exec_conf = None
