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30 lines (26 loc) · 1.09 KB
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# Copyright 2025 Google LLC
#
# 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 importlib
from types import ModuleType
from packaging import version
# Keep this in sync with setup.py
POLARS_MIN_VERSION = version.Version("1.7.0")
def import_polars() -> ModuleType:
polars_module = importlib.import_module("polars")
imported_version = version.Version(polars_module.build_info()["version"])
if imported_version < POLARS_MIN_VERSION:
raise ImportError(
f"Imported polars version: {imported_version} is below the minimum version: {POLARS_MIN_VERSION}"
)
return polars_module