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# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements. See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership. The ASF licenses this file
# to you 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.
cimport pyarrow.includes.libarrow as libarrow
cimport pyarrow.includes.libarrow_python as libarrow_python
from collections import namedtuple
import os
VersionInfo = namedtuple('VersionInfo', ('major', 'minor', 'patch'))
RuntimeInfo = namedtuple('RuntimeInfo',
('simd_level', 'detected_simd_level'))
def runtime_info():
"""
Get runtime information.
Returns
-------
info : pyarrow.RuntimeInfo
"""
cdef:
CRuntimeInfo c_info
c_info = GetRuntimeInfo()
return RuntimeInfo(
simd_level=frombytes(c_info.simd_level),
detected_simd_level=frombytes(c_info.detected_simd_level))
BuildInfo = namedtuple(
'BuildInfo',
('build_type', 'cpp_build_info'))
CppBuildInfo = namedtuple(
'CppBuildInfo',
('version', 'version_info', 'so_version', 'full_so_version',
'compiler_id', 'compiler_version', 'compiler_flags',
'git_id', 'git_description', 'package_kind', 'build_type'))
def _build_info():
"""
Get PyArrow build information.
Returns
-------
info : pyarrow.BuildInfo
"""
cdef:
const libarrow_python.CBuildInfo* c_info
const libarrow.CCppBuildInfo* c_cpp_info
c_info = &libarrow_python.GetBuildInfo()
c_cpp_info = &libarrow.GetCppBuildInfo()
cpp_build_info = CppBuildInfo(version=frombytes(c_cpp_info.version_string),
version_info=VersionInfo(c_cpp_info.version_major,
c_cpp_info.version_minor,
c_cpp_info.version_patch),
so_version=frombytes(c_cpp_info.so_version),
full_so_version=frombytes(c_cpp_info.full_so_version),
compiler_id=frombytes(c_cpp_info.compiler_id),
compiler_version=frombytes(
c_cpp_info.compiler_version),
compiler_flags=frombytes(c_cpp_info.compiler_flags),
git_id=frombytes(c_cpp_info.git_id),
git_description=frombytes(c_cpp_info.git_description),
package_kind=frombytes(c_cpp_info.package_kind),
build_type=frombytes(c_cpp_info.build_type).lower(),
)
return BuildInfo(build_type=c_info.build_type.decode('utf-8').lower(),
cpp_build_info=cpp_build_info)
build_info = _build_info()
cpp_build_info = build_info.cpp_build_info
cpp_version = build_info.cpp_build_info.version
cpp_version_info = build_info.cpp_build_info.version_info
def set_timezone_db_path(path):
"""
Configure the path to text timezone database on Windows.
Parameters
----------
path : str
Path to text timezone database.
"""
cdef:
CGlobalOptions options
if path is not None:
options.timezone_db_path = <c_string>tobytes(path)
check_status(Initialize(options))
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