117 lines
3.8 KiB
Cython
117 lines
3.8 KiB
Cython
# Licensed to the Apache Software Foundation (ASF) under one
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# or more contributor license agreements. See the NOTICE file
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# distributed with this work for additional information
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# regarding copyright ownership. The ASF licenses this file
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# to you under the Apache License, Version 2.0 (the
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# "License"); you may not use this file except in compliance
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# with the License. You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing,
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# software distributed under the License is distributed on an
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# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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# KIND, either express or implied. See the License for the
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# specific language governing permissions and limitations
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# under the License.
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cimport pyarrow.includes.libarrow as libarrow
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cimport pyarrow.includes.libarrow_python as libarrow_python
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from collections import namedtuple
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import os
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VersionInfo = namedtuple('VersionInfo', ('major', 'minor', 'patch'))
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RuntimeInfo = namedtuple('RuntimeInfo',
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('simd_level', 'detected_simd_level'))
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def runtime_info():
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"""
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Get runtime information.
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Returns
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-------
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info : pyarrow.RuntimeInfo
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"""
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cdef:
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CRuntimeInfo c_info
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c_info = GetRuntimeInfo()
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return RuntimeInfo(
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simd_level=frombytes(c_info.simd_level),
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detected_simd_level=frombytes(c_info.detected_simd_level))
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BuildInfo = namedtuple(
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'BuildInfo',
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('build_type', 'cpp_build_info'))
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CppBuildInfo = namedtuple(
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'CppBuildInfo',
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('version', 'version_info', 'so_version', 'full_so_version',
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'compiler_id', 'compiler_version', 'compiler_flags',
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'git_id', 'git_description', 'package_kind', 'build_type'))
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def _build_info():
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"""
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Get PyArrow build information.
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Returns
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-------
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info : pyarrow.BuildInfo
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"""
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cdef:
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const libarrow_python.CBuildInfo* c_info
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const libarrow.CCppBuildInfo* c_cpp_info
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c_info = &libarrow_python.GetBuildInfo()
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c_cpp_info = &libarrow.GetCppBuildInfo()
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cpp_build_info = CppBuildInfo(version=frombytes(c_cpp_info.version_string),
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version_info=VersionInfo(c_cpp_info.version_major,
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c_cpp_info.version_minor,
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c_cpp_info.version_patch),
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so_version=frombytes(c_cpp_info.so_version),
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full_so_version=frombytes(c_cpp_info.full_so_version),
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compiler_id=frombytes(c_cpp_info.compiler_id),
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compiler_version=frombytes(
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c_cpp_info.compiler_version),
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compiler_flags=frombytes(c_cpp_info.compiler_flags),
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git_id=frombytes(c_cpp_info.git_id),
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git_description=frombytes(c_cpp_info.git_description),
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package_kind=frombytes(c_cpp_info.package_kind),
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build_type=frombytes(c_cpp_info.build_type).lower(),
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)
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return BuildInfo(build_type=c_info.build_type.decode('utf-8').lower(),
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cpp_build_info=cpp_build_info)
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build_info = _build_info()
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cpp_build_info = build_info.cpp_build_info
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cpp_version = build_info.cpp_build_info.version
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cpp_version_info = build_info.cpp_build_info.version_info
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def set_timezone_db_path(path):
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"""
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Configure the path to text timezone database on Windows.
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Parameters
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----------
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path : str
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Path to text timezone database.
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"""
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cdef:
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CGlobalOptions options
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if path is not None:
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options.timezone_db_path = <c_string>tobytes(path)
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check_status(Initialize(options))
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