hiro/ray
1
0
Fork 0
mirror of https://github.com/vale981/ray synced 2025-03-08 19:41:38 -05:00
Code Issues Projects Releases Packages Wiki Activity Actions

[tune] Improve BOHB/ConfigSpace dependency check (#15064)

Browse source
This commit is contained in:
Kai Fricke 2021-04-02 10:19:49 +02:00 • committed by GitHub
parent 3965310f93
commit 8de66fce3d
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
1 changed files with 9 additions and 5 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

14
python/ray/tune/suggest/bohb.py
View file

@ -5,7 +5,6 @@ import logging
import math import math
from typing import Dict, List, Optional, Union from typing import Dict, List, Optional, Union
import ConfigSpace
from ray.tune.result import DEFAULT_METRIC from ray.tune.result import DEFAULT_METRIC
from ray.tune.sample import Categorical, Domain, Float, Integer, LogUniform, \ from ray.tune.sample import Categorical, Domain, Float, Integer, LogUniform, \
Normal, \ Normal, \
@ -17,6 +16,12 @@ from ray.tune.suggest.suggestion import UNRESOLVED_SEARCH_SPACE, \
from ray.tune.suggest.variant_generator import parse_spec_vars from ray.tune.suggest.variant_generator import parse_spec_vars
from ray.tune.utils.util import flatten_dict, unflatten_list_dict from ray.tune.utils.util import flatten_dict, unflatten_list_dict
try:
import ConfigSpace
from hpbandster.optimizers.config_generators.bohb import BOHB
except ImportError:
BOHB = ConfigSpace = None
logger = logging.getLogger(__name__) logger = logging.getLogger(__name__)
@ -105,15 +110,14 @@ class TuneBOHB(Searcher):
""" """
def __init__(self, def __init__(self,
space: Optional[Union[Dict, space: Optional[Union[
ConfigSpace.ConfigurationSpace]] = None, Dict, "ConfigSpace.ConfigurationSpace"]] = None,
bohb_config: Optional[Dict] = None, bohb_config: Optional[Dict] = None,
max_concurrent: int = 10, max_concurrent: int = 10,
metric: Optional[str] = None, metric: Optional[str] = None,
mode: Optional[str] = None, mode: Optional[str] = None,
points_to_evaluate: Optional[List[Dict]] = None, points_to_evaluate: Optional[List[Dict]] = None,
seed: Optional[int] = None): seed: Optional[int] = None):
from hpbandster.optimizers.config_generators.bohb import BOHB
assert BOHB is not None, """HpBandSter must be installed! assert BOHB is not None, """HpBandSter must be installed!
You can install HpBandSter with the command: You can install HpBandSter with the command:
`pip install hpbandster ConfigSpace`.""" `pip install hpbandster ConfigSpace`."""
@ -236,7 +240,7 @@ class TuneBOHB(Searcher):
self.running.add(trial_id) self.running.add(trial_id)
@staticmethod @staticmethod
def convert_search_space(spec: Dict) -> ConfigSpace.ConfigurationSpace: def convert_search_space(spec: Dict) -> "ConfigSpace.ConfigurationSpace":
resolved_vars, domain_vars, grid_vars = parse_spec_vars(spec) resolved_vars, domain_vars, grid_vars = parse_spec_vars(spec)
if grid_vars: if grid_vars: