|
| 1 | +# -*- DISCLAIMER: this file contains code derived from gputil (https://github.com/anderskm/gputil) |
| 2 | +# and therefore is distributed under to the following license: |
| 3 | +# |
| 4 | +# MIT License |
| 5 | +# |
| 6 | +# Copyright (c) 2017 anderskm |
| 7 | +# |
| 8 | +# Permission is hereby granted, free of charge, to any person obtaining a copy |
| 9 | +# of this software and associated documentation files (the "Software"), to deal |
| 10 | +# in the Software without restriction, including without limitation the rights |
| 11 | +# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
| 12 | +# copies of the Software, and to permit persons to whom the Software is |
| 13 | +# furnished to do so, subject to the following conditions: |
| 14 | +# |
| 15 | +# The above copyright notice and this permission notice shall be included in all |
| 16 | +# copies or substantial portions of the Software. |
| 17 | +# |
| 18 | +# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 19 | +# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 20 | +# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| 21 | +# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 22 | +# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| 23 | +# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| 24 | +# SOFTWARE. |
| 25 | + |
| 26 | +import platform |
| 27 | +import shutil |
| 28 | +import subprocess |
| 29 | +import os |
| 30 | + |
| 31 | + |
| 32 | +def gpu_count(): |
| 33 | + nvidia_smi = shutil.which('nvidia-smi') |
| 34 | + if nvidia_smi is None and platform.system() == "Windows": |
| 35 | + nvidia_smi = f'{os.environ["systemdrive"]}\\Program Files\\NVIDIA Corporation\\NVSMI\\nvidia-smi.exe' |
| 36 | + if nvidia_smi is None: |
| 37 | + return 0 |
| 38 | + try: |
| 39 | + p = subprocess.run( |
| 40 | + [nvidia_smi, "--query-gpu=name", "--format=csv,noheader,nounits"], |
| 41 | + stdout=subprocess.PIPE, |
| 42 | + text=True, |
| 43 | + ) |
| 44 | + except (OSError, UnicodeDecodeError): |
| 45 | + return 0 |
| 46 | + return len(p.stdout.splitlines()) |
0 commit comments