go-jsonnet/setup.py
2025-03-12 23:29:18 +00:00

76 lines
2.1 KiB
Python

# Copyright 2015 Google Inc. All rights reserved.
#
# 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 os
from setuptools import setup
from setuptools import Extension
from setuptools.command.build_ext import build_ext as BuildExt
from subprocess import Popen, PIPE
DIR = os.path.abspath(os.path.dirname(__file__))
LIB_DIR = DIR + "/c-bindings"
MODULE_SOURCES = ["python/_jsonnet.c"]
def get_version():
"""
Parses the version out of vm.go
"""
with open(os.path.join(DIR, "vm.go")) as f:
for line in f:
if "const" in line and "version" in line:
v_code = line.partition("=")[2].strip('\n "')
if v_code[0] == "v":
return v_code[1:]
return None
class BuildJsonnetExt(BuildExt):
def run(self):
p = Popen(
["go", "build", "-x", "-o", "libgojsonnet.a", "-buildmode=c-archive"],
cwd=LIB_DIR,
stdout=PIPE,
)
p.wait()
if p.returncode != 0:
raise Exception("Could not build libgojsonnet.a")
BuildExt.run(self)
jsonnet_ext = Extension(
"_gojsonnet",
sources=MODULE_SOURCES,
extra_objects=[
LIB_DIR + "/libgojsonnet.a",
],
include_dirs=["cpp-jsonnet/include"],
language="c++",
)
setup(
name="gojsonnet",
url="https://jsonnet.org",
description="Python bindings for Jsonnet - The data templating language ",
author="David Cunningham",
author_email="dcunnin@google.com",
version=get_version(),
cmdclass={
"build_ext": BuildJsonnetExt,
},
ext_modules=[jsonnet_ext],
)