# Copyright 2019 IBM Corporation
#
# 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.
from typing import TYPE_CHECKING, Any, Dict, Optional
from lale.search.lale_hyperopt import search_space_to_hp_expr, search_space_to_hp_str
from lale.search.PGO import PGO
from lale.search.schema2search_space import op_to_search_space
from lale.search.search_space import should_print_search_space
if TYPE_CHECKING:
from lale.operators import PlannedOperator
[docs]def hyperopt_search_space(
op: "PlannedOperator",
schema=None,
pgo: Optional[PGO] = None,
data_schema: Optional[Dict[str, Any]] = None,
):
search_space = op_to_search_space(op, pgo=pgo, data_schema=data_schema)
if search_space:
name = op.name()
if should_print_search_space("true", "all", "backend", "hyperopt"):
print(
f"hyperopt search space for {name}: {search_space_to_hp_str(search_space, name)}"
)
return search_space_to_hp_expr(search_space, name)
else:
return None