[英]Homebrew upgrade to Python 2.7.10_2 causes packages to fail with 'image not found'
更新Homebrew后使用
brew update
brew upgrade --all
导致Python更新到2.7.10_2,pip(以及许多其他脚本)失败了
cffi.ffiplatform.VerificationError: importing '/usr/local/lib/python2.7/site-packages/cryptography/_Cryptography_cffi_a269d620xd5c405b7.so': dlopen(/usr/local/lib/python2.7/site-packages/cryptography/_Cryptography_cffi_a269d620xd5c405b7.so, 2): Library not loaded: /usr/local/lib/libssl.1.0.0.dylib
Referenced from: /usr/local/lib/python2.7/site-packages/cryptography/_Cryptography_cffi_a269d620xd5c405b7.so
Reason: image not found
我该怎么做才能恢复或调整我的Python配置,以便它再次运行? Homebrew做了什么摧毁了它?
Traceback (most recent call last):
File "/usr/local/bin/eb", line 7, in <module>
from ebcli.core.ebcore import main
File "/usr/local/lib/python2.7/site-packages/ebcli/core/ebcore.py", line 43, in <module>
from . import globals, base, io, hooks
File "/usr/local/lib/python2.7/site-packages/ebcli/core/hooks.py", line 20, in <module>
from ..lib import aws
File "/usr/local/lib/python2.7/site-packages/ebcli/lib/aws.py", line 19, in <module>
import botocore.session
File "/usr/local/lib/python2.7/site-packages/ebcli/bundled/botocore/session.py", line 27, in <module>
import botocore.credentials
File "/usr/local/lib/python2.7/site-packages/ebcli/bundled/botocore/credentials.py", line 30, in <module>
from botocore.utils import InstanceMetadataFetcher, parse_key_val_file
File "/usr/local/lib/python2.7/site-packages/ebcli/bundled/botocore/utils.py", line 25, in <module>
from botocore.vendored import requests
File "/usr/local/lib/python2.7/site-packages/ebcli/bundled/botocore/vendored/requests/__init__.py", line 53, in <module>
from .packages.urllib3.contrib import pyopenssl
File "/usr/local/lib/python2.7/site-packages/ebcli/bundled/botocore/vendored/requests/packages/urllib3/contrib/pyopenssl.py", line 55, in <module>
import OpenSSL.SSL
File "/usr/local/lib/python2.7/site-packages/OpenSSL/__init__.py", line 8, in <module>
from OpenSSL import rand, crypto, SSL
File "/usr/local/lib/python2.7/site-packages/OpenSSL/rand.py", line 11, in <module>
from OpenSSL._util import (
File "/usr/local/lib/python2.7/site-packages/OpenSSL/_util.py", line 7, in <module>
binding = Binding()
File "/usr/local/lib/python2.7/site-packages/cryptography/hazmat/bindings/openssl/binding.py", line 114, in __init__
self._ensure_ffi_initialized()
File "/usr/local/lib/python2.7/site-packages/cryptography/hazmat/bindings/openssl/binding.py", line 126, in _ensure_ffi_initialized
cls._modules,
File "/usr/local/lib/python2.7/site-packages/cryptography/hazmat/bindings/utils.py", line 31, in load_library_for_binding
lib = ffi.verifier.load_library()
File "/usr/local/lib/python2.7/site-packages/cffi/verifier.py", line 97, in load_library
return self._load_library()
File "/usr/local/lib/python2.7/site-packages/cffi/verifier.py", line 207, in _load_library
return self._vengine.load_library()
File "/usr/local/lib/python2.7/site-packages/cffi/vengine_cpy.py", line 155, in load_library
raise ffiplatform.VerificationError(error)
cffi.ffiplatform.VerificationError: importing '/usr/local/lib/python2.7/site-packages/cryptography/_Cryptography_cffi_a269d620xd5c405b7.so': dlopen(/usr/local/lib/python2.7/site-packages/cryptography/_Cryptography_cffi_a269d620xd5c405b7.so, 2): Library not loaded: /usr/local/lib/libssl.1.0.0.dylib
Referenced from: /usr/local/lib/python2.7/site-packages/cryptography/_Cryptography_cffi_a269d620xd5c405b7.so
Reason: image not found
OSX 10.10.4; 自制语0.9.5
蒂姆史密斯的答案是正确的(他是一个自制的维护者!)但它没有提供实际的修复。 在梳理完这些问题后, https://github.com/Homebrew/homebrew/issues/41613和https://github.com/pyca/cryptography/issues/2138以下内容应该让你的python/pip
再次使用openssl
brew link openssl --force
pip uninstall cryptography
pip install cryptography --no-use-wheel
brew unlink openssl
第一个链接暂时修复了pip。 密码学是需要重建的库。 最后再取消openssl的联系。
这是一次性错误,其原因是:1)我们决定删除OpenSSL的“仅keg”名称,然后2)我们发现它创建了显着的不兼容性后,我们随后退出该决定。 如果你在OpenSSL不是keg-only期间从源代码打开了openssl的东西,那么需要重建它。 这是因为普通软件包的install_names是相对于HOMEBREW_PREFIX而且仅keg软件包没有链接到HOMEBREW_PREFIX。 (仅限桶的软件包具有指向私有前缀的install_names。)对于给您带来的不便,我深感抱歉。
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