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import os
import platform
import re
import sys
import warnings
try:
from distutils.command.build_ext import build_ext
from distutils.errors import CCompilerError
from distutils.errors import DistutilsExecError
from distutils.errors import DistutilsPlatformError
except ImportError:
from setuptools._distutils.command.build_ext import build_ext
from setuptools._distutils.errors import CCompilerError
from setuptools._distutils.errors import DistutilsExecError
from setuptools._distutils.errors import DistutilsPlatformError
from setuptools import setup
from setuptools.extension import Extension
f = open(os.path.join(os.path.dirname(__file__), 'README.rst'))
readme = f.read()
f.close()
extension_support = True # Assume we are building C extensions.
# Check if Cython is available and use it to generate extension modules. If
# Cython is not installed, we will fall back to using the pre-generated C files
# (so long as we're running on CPython).
try:
from Cython.Build import cythonize
from Cython.Distutils import build_ext
from Cython.Distutils.extension import Extension
except ImportError:
cython_installed = False
else:
if platform.python_implementation() != 'CPython':
cython_installed = extension_support = False
warnings.warn('C extensions disabled as you are not using CPython.')
else:
cython_installed = True
if 'sdist' in sys.argv and not cython_installed:
raise Exception('Building sdist requires that Cython be installed.')
if sys.version_info[0] < 3:
FileNotFoundError = EnvironmentError
if cython_installed:
src_ext = '.pyx'
else:
src_ext = '.c'
cythonize = lambda obj: obj
sqlite_udf_module = Extension(
'playhouse._sqlite_udf',
['playhouse/_sqlite_udf' + src_ext])
sqlite_ext_module = Extension(
'playhouse._sqlite_ext',
['playhouse/_sqlite_ext' + src_ext],
libraries=['sqlite3'])
def _have_sqlite_extension_support():
import shutil
import tempfile
try:
from distutils.ccompiler import new_compiler
from distutils.sysconfig import customize_compiler
except ImportError:
from setuptools.command.build_ext import customize_compiler
from setuptools.command.build_ext import new_compiler
libraries = ['sqlite3']
c_code = ('#include <sqlite3.h>\n\n'
'int main(int argc, char **argv) { return 0; }')
tmp_dir = tempfile.mkdtemp(prefix='tmp_pw_sqlite3_')
bin_file = os.path.join(tmp_dir, 'test_pw_sqlite3')
src_file = bin_file + '.c'
with open(src_file, 'w') as fh:
fh.write(c_code)
compiler = new_compiler()
customize_compiler(compiler)
success = False
try:
compiler.link_shared_object(
compiler.compile([src_file], output_dir=tmp_dir),
bin_file,
libraries=['sqlite3'])
except CCompilerError:
print('unable to compile sqlite3 C extensions - missing headers?')
except DistutilsExecError:
print('unable to compile sqlite3 C extensions - no c compiler?')
except DistutilsPlatformError:
print('unable to compile sqlite3 C extensions - platform error')
except FileNotFoundError:
print('unable to compile sqlite3 C extensions - no compiler!')
else:
success = True
shutil.rmtree(tmp_dir)
return success
# This is set to True if there is extension support and libsqlite3 is found.
sqlite_extension_support = False
if extension_support:
if os.environ.get('NO_SQLITE'):
warnings.warn('SQLite extensions will not be built at users request.')
elif not _have_sqlite_extension_support():
warnings.warn('Could not find libsqlite3, SQLite extensions will not '
'be built.')
else:
sqlite_extension_support = True
# Exception we will raise to indicate a failure to build C extensions.
class BuildFailure(Exception): pass
class _PeeweeBuildExt(build_ext):
def run(self):
try:
build_ext.run(self)
except DistutilsPlatformError:
raise BuildFailure()
def build_extension(self, ext):
try:
build_ext.build_extension(self, ext)
except (CCompilerError, DistutilsExecError, DistutilsPlatformError):
raise BuildFailure()
def _do_setup(c_extensions, sqlite_extensions):
if c_extensions and sqlite_extensions:
# Only add modules if the required source files are present. This is to
# work-around python 3.11 and pip being janky.
if sys.version_info < (3, 11, 0):
ext_modules = [sqlite_ext_module, sqlite_udf_module]
else:
ext_modules = []
for m in (sqlite_ext_module, sqlite_udf_module):
if all(os.path.exists(src) for src in m.sources):
ext_modules.append(m)
else:
print('could not find sources for module: %s!' % m.sources)
print('try adding "cython" to your local pyproject.toml')
else:
ext_modules = None
with open('peewee.py', 'rt') as fh:
version, = [l for l in fh.readlines() if l.startswith('__version__')]
version, = re.search(r'\'([\d\.]+)\'', version).groups()
setup(
name='peewee',
version=version,
description='a little orm',
long_description=readme,
author='Charles Leifer',
author_email='coleifer@gmail.com',
url='https://github.com/coleifer/peewee/',
packages=['playhouse'],
py_modules=['peewee', 'pwiz'],
classifiers=[
'Development Status :: 5 - Production/Stable',
'Intended Audience :: Developers',
'License :: OSI Approved :: MIT License',
'Operating System :: OS Independent',
'Programming Language :: Python',
'Programming Language :: Python :: 2',
'Programming Language :: Python :: 2.7',
'Programming Language :: Python :: 3',
'Programming Language :: Python :: 3.4',
'Programming Language :: Python :: 3.5',
'Programming Language :: Python :: 3.6',
'Programming Language :: Python :: 3.7',
'Programming Language :: Python :: 3.8',
'Programming Language :: Python :: 3.9',
'Programming Language :: Python :: 3.10',
'Programming Language :: Python :: 3.11',
'Programming Language :: Python :: 3.12',
'Programming Language :: Python :: 3.13',
#'Programming Language :: Python :: 3.14',
#'Programming Language :: Python :: 3.15',
#'Programming Language :: Python :: 999.99',
'Topic :: Database',
'Topic :: Software Development :: Libraries :: Python Modules',
],
license='MIT License',
platforms=['any'],
project_urls={
'Documentation': 'http://docs.peewee-orm.com',
'Source': 'https://github.com/coleifer/peewee'},
scripts=['pwiz.py'],
zip_safe=False,
cmdclass={'build_ext': _PeeweeBuildExt},
ext_modules=cythonize(ext_modules))
if extension_support:
try:
_do_setup(extension_support, sqlite_extension_support)
except BuildFailure:
print('#' * 75)
print('Error compiling C extensions, C extensions will not be built.')
print('#' * 75)
_do_setup(False, False)
else:
_do_setup(False, False)
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