def build_extension(self, ext):
""" Compile manually the py_mini_racer extension, bypass setuptools
"""
try:
if not is_v8_built():
self.run_command('build_v8')
self.debug = True
if V8_PATH:
dest_filename = join(self.build_lib, "py_mini_racer")
copy_file(V8_PATH, dest_filename, verbose=self.verbose, dry_run=self.dry_run)
else:
build_ext.build_extension(self, ext)
except Exception as e:
# Alter message
err_msg = """py_mini_racer failed to build, ensure you have an up-to-date pip (>= 8.1) to use the wheel instead
To update pip: 'pip install -U pip'
See also: https://github.com/sqreen/PyMiniRacer#binary-builds-availability
Original error: %s"""
raise Exception(err_msg % repr(e))
python类build_extension()的实例源码
def build_extensions(self):
if build_concurrency > 1:
self.check_extensions_list(self.extensions)
import multiprocessing.pool
multiprocessing.pool.ThreadPool(processes=build_concurrency).map(self.build_extension, self.extensions)
else:
build_ext.build_extensions(self)
def build_extension(self, ext):
try:
build_ext.build_extension(self, ext)
except (CCompilerError, DistutilsExecError,
DistutilsPlatformError, IOError) as exc:
sys.stderr.write('%s\n' % str(exc))
name = "The %s extension" % (ext.name,)
warnings.warn(self.error_message % (name,))
def build_extension(self, ext):
try:
build_ext.build_extension(self, ext)
except (CCompilerError, DistutilsExecError,
DistutilsPlatformError, ValueError):
raise BuildFailed()
def build_extension(self, ext):
try:
build_ext.build_extension(self, ext)
except build_errors as be:
raise BuildError(be)
except ValueError as ve:
# this can happen on Windows 64 bit, see Python issue 7511
if "'path'" in str(sys.exc_info()[1]): # works with Python 2 and 3
raise BuildError(ve)
raise
def build_extension(self, ext):
try:
build_ext.build_extension(self, ext)
except build_ext_errors:
raise BuildExtFailed()
def build_extension(self, ext):
try:
build_ext.build_extension(self, ext)
except build_ext_errors:
raise BuildExtFailed()
def build_extension(self, ext):
try:
build_ext.build_extension(self, ext)
except ext_errors:
raise BuildFailed()
def build_extension(self, ext):
try:
build_ext.build_extension(self, ext)
except (CCompilerError, DistutilsError), why:
self.announce('WARNING: building of extension "%s" failed: %s' %
(ext.name, sys.exc_info()[1]))
def build_extension(self, ext):
try:
build_ext.build_extension(self, ext)
except (CCompilerError, DistutilsExecError,
DistutilsPlatformError, ValueError):
raise BuildFailed()
def build_extension(self, ext):
try:
build_ext.build_extension(self, ext)
except ext_errors:
traceback.print_exc()
raise BuildFailed()
except ValueError:
# this can happen on Windows 64 bit, see Python issue 7511
traceback.print_exc()
if "'path'" in str(sys.exc_info()[1]): # works with both py 2/3
raise BuildFailed()
raise
def build_extension(self, ext):
try:
build_ext.build_extension(self, ext)
except build_ext_errors:
raise BuildExtFailed()
def build_extension(self, ext):
try:
build_ext.build_extension(self, ext)
except (CCompilerError, DistutilsExecError,
DistutilsPlatformError, ValueError):
raise BuildFailed()
def build_extension(self, ext):
name = ext.name
try:
build_ext.build_extension(self, ext)
except Exception:
e = sys.exc_info()[1]
sys.stdout.write('%s\n' % str(e))
warnings.warn(self.warning_message % ("The %s extension "
"module" % (name,),
"The output above "
"this warning shows how "
"the compilation "
"failed."))
def build_extension(self, ext):
try:
ext.sources = list(map(ensure_source, ext.sources))
except NoCython:
print("WARNING")
print("Cython is required for building extension from checkout.")
print("Install Cython >= 0.16 or install msgpack from PyPI.")
print("Falling back to pure Python implementation.")
return
try:
return build_ext.build_extension(self, ext)
except Exception as e:
print("WARNING: Failed to compile extension modules.")
print("msgpack uses fallback pure python implementation.")
print(e)
def build_extension(self, ext):
try:
build_ext.build_extension(self, ext)
except ext_errors:
raise BuildFailed()
def build_extension(self, ext):
name = ext.name
try:
build_ext.build_extension(self, ext)
except Exception:
e = sys.exc_info()[1]
sys.stdout.write('%s\n' % str(e))
warnings.warn(self.warning_message % ("The %s extension "
"module" % (name,),
"The output above "
"this warning shows how "
"the compilation "
"failed."))
def build_extension(self, ext):
name = ext.name
try:
build_ext.build_extension(self, ext)
except Exception:
e = sys.exc_info()[1]
sys.stdout.write('%s\n' % str(e))
warnings.warn(self.warning_message % ("The %s extension "
"module" % (name,),
"The output above "
"this warning shows how "
"the compilation "
"failed."))
def build_extension(self, ext):
name = ext.name
try:
build_ext.build_extension(self, ext)
except Exception:
e = sys.exc_info()[1]
sys.stdout.write("%s\n" % (str(e),))
warnings.warn(self.warning_message % ("The %s extension "
"module" % (name,),
"The output above "
"this warning shows how "
"the compilation "
"failed."))
def build_extension(self, ext):
name = ext.name
try:
build_ext.build_extension(self, ext)
except Exception:
e = sys.exc_info()[1]
sys.stdout.write('%s\n' % str(e))
warnings.warn(self.warning_message % ("The %s extension "
"module" % (name,),
"The output above "
"this warning shows how "
"the compilation "
"failed."))
def build_extension(self, ext):
# Build 32-bit
self.build_temp = str(self.build_temp)
_build_ext.build_extension(self, ext)
if not ext.build_64:
return
# Set up for 64-bit
old_build_temp = self.build_temp
d, f = os.path.split(self.build_temp)
# store our 64-bit extensions elsewhere
self.build_temp = str(d + "/temp64.{0}".format(
os.path.basename(self.build_temp).replace("temp.", "")))
ext.extra_compile_args += ["-m64"]
ext.extra_link_args += ["-m64"]
self.build64 = True
# Build 64-bit
_build_ext.build_extension(self, ext)
# Reset to 32-bit
self.build_temp = str(old_build_temp)
ext.extra_compile_args.remove("-m64")
ext.extra_link_args.remove("-m64")
self.build64 = False
def build_extensions(self):
if build_concurrency > 1:
self.check_extensions_list(self.extensions)
import multiprocessing.pool
multiprocessing.pool.ThreadPool(processes=build_concurrency).map(self.build_extension, self.extensions)
else:
build_ext.build_extensions(self)
def build_extension(self, ext):
try:
build_ext.build_extension(self, ext)
except (CCompilerError, DistutilsExecError,
DistutilsPlatformError, IOError) as exc:
sys.stderr.write('%s\n' % str(exc))
name = "The %s extension" % (ext.name,)
warnings.warn(self.error_message % (name,))
def build_extension(self, ext):
name = ext.name
try:
build_ext.build_extension(self, ext)
except Exception:
e = sys.exc_info()[1]
sys.stdout.write('%s\n' % str(e))
warnings.warn(self.warning_message % ("The %s extension "
"module" % (name,),
"The output above "
"this warning shows how "
"the compilation "
"failed."))
