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#!/usr/bin/env python
# -*- mode: python -*-
# -*- coding: utf-8 -*-
# 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
#
# https://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.
"""
Provide the code necessary for packaging and installing avro-python3.
The avro-python3 software is designed for Python 3, but this file and the packaging software supports Python 2.7.
https://pypi.org/project/avro-python3/
"""
import distutils.command.clean
import distutils.dir_util
import distutils.errors
import distutils.file_util
import distutils.log
import fnmatch
import glob
import os
import subprocess
import setuptools
_HERE = os.path.dirname(os.path.abspath(__file__))
_AVRO_DIR = os.path.join(_HERE, 'avro')
_VERSION_FILE_NAME = 'VERSION.txt'
def _is_distribution():
"""Tests whether setup.py is invoked from a distribution.
Returns:
True if setup.py runs from a distribution.
False otherwise, ie. if setup.py runs from a version control work tree.
"""
# If a file PKG-INFO exists as a sibling of setup.py,
# assume we are running as source distribution:
return os.path.exists(os.path.join(_HERE, 'PKG-INFO'))
def _generate_package_data():
"""Generate package data.
This data will already exist in a distribution package,
so this function only runs for local version control work tree.
"""
distutils.log.info('Generating package data')
# Avro top-level source directory:
root_dir = os.path.dirname(os.path.dirname(_HERE))
# Create a PEP440 compliant version file.
version_file_path = os.path.join(root_dir, 'share', _VERSION_FILE_NAME)
with open(version_file_path) as vin:
version = vin.read().replace('-', '+')
with open(os.path.join(_AVRO_DIR, _VERSION_FILE_NAME), 'w') as vout:
vout.write(version)
# Copy necessary avsc files:
avsc_files = (
(('schemas', 'org', 'apache', 'avro', 'ipc', 'HandshakeRequest.avsc'), ''),
(('schemas', 'org', 'apache', 'avro', 'ipc', 'HandshakeResponse.avsc'), ''),
(('test', 'schemas', 'interop.avsc'), ('tests',)),
)
for src, dst in avsc_files:
src = os.path.join(root_dir, 'share', *src)
dst = os.path.join(_AVRO_DIR, *dst)
distutils.file_util.copy_file(src, dst)
class CleanCommand(distutils.command.clean.clean):
"""A command to clean up install artifacts and replaceable, generated files."""
def _replaceable(self):
"""Get the list of files to delete."""
for name in ('dist', 'avro_python3.egg-info', os.path.join(_AVRO_DIR, _VERSION_FILE_NAME)):
if os.path.exists(name):
yield name
for root, dirnames, filenames in os.walk(_AVRO_DIR):
if '__pycache__' in dirnames:
dirnames.remove('__pycache__')
yield os.path.join(root, '__pycache__')
for name in fnmatch.filter(filenames, '*.avsc'):
yield os.path.join(root, name)
def run(self):
super().run()
for name in self._replaceable():
if self.dry_run:
distutils.log.info('Would remove %s', name)
elif os.path.isdir(name):
# distutils logs this for us
distutils.dir_util.remove_tree(name)
else:
distutils.log.info('Removing %s', name)
os.remove(name)
class GenerateInteropDataCommand(setuptools.Command):
"""A command to generate Avro files for data interop test."""
user_options = [
('schema-file=', None, 'path to input Avro schema file'),
('output-path=', None, 'path to output Avro data files'),
]
def initialize_options(self):
self.schema_file = os.path.join(os.getcwd(), 'interop.avsc')
self.output_path = os.getcwd()
def finalize_options(self):
pass
def run(self):
from avro.tests import gen_interop_data
gen_interop_data.generate(self.schema_file, self.output_path)
class LintCommand(setuptools.Command):
"""Run pycodestyle on all your modules"""
description = __doc__
user_options = []
def initialize_options(self):
pass
def finalize_options(self):
pass
def run(self):
# setuptools does not seem to make pycodestyle available
# in the pythonpath, so we do it ourselves.
try:
env = {'PYTHONPATH': next(glob.iglob('.eggs/pycodestyle-*.egg'))}
except StopIteration:
env = None # pycodestyle is already installed
try:
subprocess.run(['python3', '-m', 'pycodestyle', '.'], env=env, check=True)
except subprocess.CalledProcessError:
raise distutils.errors.DistutilsError("pycodestyle exited with a nonzero exit code.")
def main():
if not _is_distribution():
_generate_package_data()
setuptools.setup(cmdclass={
"clean": CleanCommand,
"generate_interop_data": GenerateInteropDataCommand,
})
if __name__ == '__main__':
main()
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