neutron-lib/neutron_lib/utils/host.py
Boden R 0f80b98b03 Add docstrings for utils.host
Cleaning up a little technical debt by adding docstrings
for our public APIs.

Note: I plan to submit a patch per file as part of this bug work.
These patches won't depend on each other. The last patch of
the series will close the bug.

Change-Id: Ib848349ae8f7497aa9f2646e8db20c26aa4f3d8c
Partial-Bug: #1614594
2016-08-22 16:46:13 -06:00

27 lines
885 B
Python

# 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
#
# http://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 multiprocessing
def cpu_count():
"""Get the system CPU count.
:returns: The number of CPUs on the system as an int. If there's an issue
fetching the CPU count on the system, a default value of 1 is returned.
"""
try:
return multiprocessing.cpu_count()
except NotImplementedError:
return 1