1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
|
"""setup.py
Please see README for basic installation instructions.
"""
import os
import re
import sys
from distutils.command.build_ext import build_ext
from distutils.errors import (CCompilerError, DistutilsExecError,
DistutilsPlatformError)
has_feature = False
try:
from setuptools import setup, Extension
try:
# see
# https://bitbucket.org/pypa/setuptools/issue/65/deprecate-and-remove-features,
# where they may remove Feature.
from setuptools import Feature
has_feature = True
except ImportError:
pass
except ImportError:
from distutils.core import setup, Extension
py3k = False
cmdclass = {}
extra = {}
if sys.version_info < (2, 6):
raise Exception("SQLAlchemy requires Python 2.6 or higher.")
elif sys.version_info >= (3, 0):
py3k = True
import platform
cpython = platform.python_implementation() == 'CPython'
ext_modules = [
Extension('sqlalchemy.cprocessors',
sources=['lib/sqlalchemy/cextension/processors.c']),
Extension('sqlalchemy.cresultproxy',
sources=['lib/sqlalchemy/cextension/resultproxy.c']),
Extension('sqlalchemy.cutils',
sources=['lib/sqlalchemy/cextension/utils.c'])
]
ext_errors = (CCompilerError, DistutilsExecError, DistutilsPlatformError)
if sys.platform == 'win32':
# 2.6's distutils.msvc9compiler can raise an IOError when failing to
# find the compiler
ext_errors += (IOError,)
class BuildFailed(Exception):
def __init__(self):
self.cause = sys.exc_info()[1] # work around py 2/3 different syntax
class ve_build_ext(build_ext):
# This class allows C extension building to fail.
def run(self):
try:
build_ext.run(self)
except DistutilsPlatformError:
raise BuildFailed()
def build_extension(self, ext):
try:
build_ext.build_extension(self, ext)
except ext_errors:
raise BuildFailed()
except ValueError:
# this can happen on Windows 64 bit, see Python issue 7511
if "'path'" in str(sys.exc_info()[1]): # works with both py 2/3
raise BuildFailed()
raise
cmdclass['build_ext'] = ve_build_ext
def status_msgs(*msgs):
print('*' * 75)
for msg in msgs:
print(msg)
print('*' * 75)
def find_packages(location):
packages = []
for pkg in ['sqlalchemy']:
for _dir, subdirectories, files in (
os.walk(os.path.join(location, pkg))):
if '__init__.py' in files:
tokens = _dir.split(os.sep)[len(location.split(os.sep)):]
packages.append(".".join(tokens))
return packages
v_file = open(os.path.join(os.path.dirname(__file__),
'lib', 'sqlalchemy', '__init__.py'))
VERSION = re.compile(r".*__version__ = '(.*?)'",
re.S).match(v_file.read()).group(1)
v_file.close()
r_file = open(os.path.join(os.path.dirname(__file__), 'README.rst'))
readme = r_file.read()
r_file.close()
def run_setup(with_cext):
kwargs = extra.copy()
if with_cext:
if has_feature:
kwargs['features'] = {'cextensions': Feature(
"optional C speed-enhancements",
standard=True,
ext_modules=ext_modules
)}
else:
kwargs['ext_modules'] = ext_modules
setup(name="SQLAlchemy",
version=VERSION,
description="Database Abstraction Library",
author="Mike Bayer",
author_email="mike_mp@zzzcomputing.com",
url="http://www.sqlalchemy.org",
packages=find_packages('lib'),
package_dir={'': 'lib'},
license="MIT License",
cmdclass=cmdclass,
tests_require=['pytest >= 2.5.2', 'mock', 'pytest-xdist'],
test_suite="sqlalchemy.testing.distutils_run",
long_description=readme,
classifiers=[
"Development Status :: 5 - Production/Stable",
"Intended Audience :: Developers",
"License :: OSI Approved :: MIT License",
"Programming Language :: Python",
"Programming Language :: Python :: 3",
"Programming Language :: Python :: Implementation :: CPython",
"Programming Language :: Python :: Implementation :: Jython",
"Programming Language :: Python :: Implementation :: PyPy",
"Topic :: Database :: Front-Ends",
"Operating System :: OS Independent",
],
**kwargs
)
if not cpython:
run_setup(False)
status_msgs(
"WARNING: C extensions are not supported on " +
"this Python platform, speedups are not enabled.",
"Plain-Python build succeeded."
)
elif os.environ.get('DISABLE_SQLALCHEMY_CEXT'):
run_setup(False)
status_msgs(
"DISABLE_SQLALCHEMY_CEXT is set; " +
"not attempting to build C extensions.",
"Plain-Python build succeeded."
)
else:
try:
run_setup(True)
except BuildFailed as exc:
status_msgs(
exc.cause,
"WARNING: The C extension could not be compiled, " +
"speedups are not enabled.",
"Failure information, if any, is above.",
"Retrying the build without the C extension now."
)
run_setup(False)
status_msgs(
"WARNING: The C extension could not be compiled, " +
"speedups are not enabled.",
"Plain-Python build succeeded."
)
|
