当我运行
有人对我缺少什么有什么建议吗?这与IT技术有关。请帮我检查一下,谢谢。请勿删除HTML标签。
pip install cryptography
时,我得到以下结果。pip install cryptography
Downloading/unpacking cryptography
Running setup.py egg_info for package cryptography
Traceback (most recent call last):
File "<string>", line 16, in <module>
File "/tmp/pip-build-root/cryptography/setup.py", line 174, in <module>
"test": PyTest,
File "/usr/lib64/python2.6/distutils/core.py", line 152, in setup
dist.run_commands()
File "/usr/lib64/python2.6/distutils/dist.py", line 975, in run_commands
self.run_command(cmd)
File "/usr/lib64/python2.6/distutils/dist.py", line 995, in run_command
cmd_obj.run()
File "<string>", line 14, in replacement_run
File "/usr/lib/python2.6/site-packages/setuptools/command/egg_info.py", line 254, in find_sources
mm.run()
File "/usr/lib/python2.6/site-packages/setuptools/command/egg_info.py", line 308, in run
self.add_defaults()
File "/usr/lib/python2.6/site-packages/setuptools/command/egg_info.py", line 332, in add_defaults
sdist.add_defaults(self)
File "/usr/lib/python2.6/site-packages/setuptools/command/sdist.py", line 187, in add_defaults
build_py = self.get_finalized_command('build_py')
File "/usr/lib64/python2.6/distutils/cmd.py", line 319, in get_finalized_command
cmd_obj.ensure_finalized()
File "/usr/lib64/python2.6/distutils/cmd.py", line 117, in ensure_finalized
self.finalize_options()
File "/usr/lib/python2.6/site-packages/setuptools/command/build_py.py", line 61, in finalize_options
_build_py.finalize_options(self)
File "/usr/lib64/python2.6/distutils/command/build_py.py", line 50, in finalize_options
('force', 'force'))
File "/usr/lib64/python2.6/distutils/cmd.py", line 305, in set_undefined_options
src_cmd_obj.ensure_finalized()
File "/usr/lib64/python2.6/distutils/cmd.py", line 117, in ensure_finalized
self.finalize_options()
File "/tmp/pip-build-root/cryptography/setup.py", line 88, in finalize_options
self.distribution.ext_modules = get_ext_modules()
File "/tmp/pip-build-root/cryptography/setup.py", line 65, in get_ext_modules
from cryptography.hazmat.primitives import constant_time, padding
File "cryptography/hazmat/primitives/constant_time.py", line 49, in <module>
_ffi = cffi.FFI()
File "/tmp/pip-build-root/cryptography/cffi-0.8.6-py2.6-linux-x86_64.egg/cffi/api.py", line 56, in __init__
import _cffi_backend as backend
ImportError: /tmp/pip-build-root/cryptography/cffi-0.8.6-py2.6-linux-x86_64.egg/_cffi_backend.so: failed to map segment from shared object: Operation not permitted
Complete output from command python setup.py egg_info:
running egg_info
writing requirements to pip-egg-info/cryptography.egg-info/requires.txt
writing pip-egg-info/cryptography.egg-info/PKG-INFO
writing top-level names to pip-egg-info/cryptography.egg-info/top_level.txt
writing dependency_links to pip-egg-info/cryptography.egg-info/dependency_links.txt
warning: manifest_maker: standard file '-c' not found
Traceback (most recent call last):
File "<string>", line 16, in <module>
File "/tmp/pip-build-root/cryptography/setup.py", line 174, in <module>
"test": PyTest,
File "/usr/lib64/python2.6/distutils/core.py", line 152, in setup
dist.run_commands()
File "/usr/lib64/python2.6/distutils/dist.py", line 975, in run_commands
self.run_command(cmd)
File "/usr/lib64/python2.6/distutils/dist.py", line 995, in run_command
cmd_obj.run()
File "<string>", line 14, in replacement_run
File "/usr/lib/python2.6/site-packages/setuptools/command/egg_info.py", line 254, in find_sources
mm.run()
File "/usr/lib/python2.6/site-packages/setuptools/command/egg_info.py", line 308, in run
self.add_defaults()
File "/usr/lib/python2.6/site-packages/setuptools/command/egg_info.py", line 332, in add_defaults
sdist.add_defaults(self)
File "/usr/lib/python2.6/site-packages/setuptools/command/sdist.py", line 187, in add_defaults
build_py = self.get_finalized_command('build_py')
File "/usr/lib64/python2.6/distutils/cmd.py", line 319, in get_finalized_command
cmd_obj.ensure_finalized()
File "/usr/lib64/python2.6/distutils/cmd.py", line 117, in ensure_finalized
self.finalize_options()
File "/usr/lib/python2.6/site-packages/setuptools/command/build_py.py", line 61, in finalize_options
_build_py.finalize_options(self)
File "/usr/lib64/python2.6/distutils/command/build_py.py", line 50, in finalize_options
('force', 'force'))
File "/usr/lib64/python2.6/distutils/cmd.py", line 305, in set_undefined_options
src_cmd_obj.ensure_finalized()
File "/usr/lib64/python2.6/distutils/cmd.py", line 117, in ensure_finalized
self.finalize_options()
File "/tmp/pip-build-root/cryptography/setup.py", line 88, in finalize_options
self.distribution.ext_modules = get_ext_modules()
File "/tmp/pip-build-root/cryptography/setup.py", line 65, in get_ext_modules
from cryptography.hazmat.primitives import constant_time, padding
File "cryptography/hazmat/primitives/constant_time.py", line 49, in <module>
_ffi = cffi.FFI()
File "/tmp/pip-build-root/cryptography/cffi-0.8.6-py2.6-linux-x86_64.egg/cffi/api.py", line 56, in __init__
import _cffi_backend as backend
ImportError: /tmp/pip-build-root/cryptography/cffi-0.8.6-py2.6-linux-x86_64.egg/_cffi_backend.so: failed to map segment from shared object: Operation not permitted
----------------------------------------
Command python setup.py egg_info failed with error code 1 in /tmp/pip-build-root/cryptography
Storing complete log in /root/.pip/pip.log
我猜测我缺少一些依赖包?
当我运行 sudo yum install gcc libffi-devel python-devel openssl-devel
来安装所需的依赖包时,我得到了以下结果:
sudo yum install gcc libffi-devel python-devel openssl-devel
Loaded plugins: fastestmirror
Loading mirror speeds from cached hostfile
* base: mirror.econdc.com
* epel: mirrors.coreix.net
* extras: centos.hyve.com
* updates: mirror.sov.uk.goscomb.net
Setting up Install Process
Package gcc-4.4.7-4.el6.x86_64 already installed and latest version
Package libffi-devel-3.0.5-3.2.el6.x86_64 already installed and latest version
Package python-devel-2.6.6-52.el6.x86_64 already installed and latest version
Package openssl-devel-1.0.1e-16.el6_5.15.x86_64 already installed and latest version
Nothing to do
有人对我缺少什么有什么建议吗?这与IT技术有关。请帮我检查一下,谢谢。请勿删除HTML标签。