Source code for spinn_front_end_common.interface.interface_functions.placements_provenance_gatherer
# Copyright (c) 2016 The University of Manchester
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# https://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import logging
import traceback
from spinn_utilities.log import FormatAdapter
from spinn_utilities.progress_bar import ProgressBar
from spinn_front_end_common.interface.provenance import (
AbstractProvidesProvenanceDataFromMachine)
logger = FormatAdapter(logging.getLogger(__name__))
[docs]def placements_provenance_gatherer(n_placements, placements):
"""
Gets provenance information from placements.
:param int n_placements: Number of placements to gather
:param iterator(~pacman.model.placements.Placement) placements:
The placements of the vertices to gather data form.
May not be all placements so don't use View
"""
errors = list()
progress = ProgressBar(n_placements, "Getting provenance data")
# retrieve provenance data from any cores that provide data
for placement in progress.over(placements):
_add_placement_provenance(placement, errors)
if errors:
logger.warning("Errors found during provenance gathering:")
for error in errors:
logger.warning("{}", error)
def _add_placement_provenance(placement, errors):
"""
:param ~.Placement placement:
:param list(str) errors:
"""
# retrieve provenance data from any cores that provide data
if isinstance(
placement.vertex, AbstractProvidesProvenanceDataFromMachine):
# get data
try:
placement.vertex.get_provenance_data_from_machine(placement)
except Exception: # pylint: disable=broad-except
errors.append(traceback.format_exc())