setup.py

#!/usr/bin/env python
"""
elasticapm
======

elastic-apm is a Python client for `Elastic APM <https://elastic.co/apm>`_. It provides
full out-of-the-box support for many of the popular frameworks, including
`Django <djangoproject.com>`_, `Flask <http://flask.pocoo.org/>`_, and `Pylons
<http://www.pylonsproject.org/>`_. elastic-apm also includes drop-in support for any
`WSGI <http://wsgi.readthedocs.org/>`_-compatible web application.
"""

#  BSD 3-Clause License
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# Hack to prevent stupid "TypeError: 'NoneType' object is not callable" error
# in multiprocessing/util.py _exit_function when running `python
# setup.py test` (see
# http://www.eby-sarna.com/pipermail/peak/2010-May/003357.html)
for m in ("multiprocessing", "billiard"):
    try:
        __import__(m)
    except ImportError:
        pass

import ast
import codecs
import os
import sys
from distutils.command.build_ext import build_ext
from distutils.errors import CCompilerError, DistutilsExecError, DistutilsPlatformError

import pkg_resources
from setuptools import Extension, setup
from setuptools.command.test import test as TestCommand

pkg_resources.require("setuptools>=39.2")


class PyTest(TestCommand):
    user_options = [("pytest-args=", "a", "Arguments to pass to py.test")]

    def initialize_options(self):
        TestCommand.initialize_options(self)
        self.pytest_args = []

    def finalize_options(self):
        TestCommand.finalize_options(self)
        self.test_args = []
        self.test_suite = True

    def run_tests(self):
        # import here, cause outside the eggs aren't loaded
        import pytest

        errno = pytest.main(self.pytest_args)
        sys.exit(errno)


def get_version():
    """
    Get version without importing from elasticapm. This avoids any side effects
    from importing while installing and/or building the module

    Once Python 3.8 is the lowest supported version, we could consider hardcoding
    the version in setup.cfg instead. 3.8 comes with importlib.metadata, which makes
    it trivial to find the version of a package, making it unnecessary to
    have the version available in code.

    :return: a string, indicating the version
    """
    version_file = codecs.open(os.path.join("elasticapm", "version.py"), encoding="utf-8")
    for line in version_file:
        if line.startswith("__version__"):
            version_tuple = ast.literal_eval(line.split(" = ")[1])
            return ".".join(map(str, version_tuple))
    return "unknown"


setup(cmdclass={"test": PyTest}, version=get_version())