linux安装软件提示加密错误,CFFI在Python（Linux）虚拟环境中尝试在ven中安装加密包时失败...

拼搏现实的明天。 2023-01-21 11:26 36阅读 0赞

在虚拟环境中安装cffi时遇到错误，但似乎是在安装。这些错误是否真的很关键，在安装加密技术时可能会导致它失败(见下文)？在

pip install cffi==1.11.5Downloading/unpacking cffi==1.11.5

Downloading cffi-1.11.5.tar.gz (438kB): 438kB downloaded

Running setup.py (path:/\[venv-install-directory\]/build/cffi/setup.py) egg\_info for package cffi

Downloading/unpacking pycparser (from cffi==1.11.5)

Downloading pycparser-2.18.tar.gz (245kB): 245kB downloaded

Running setup.py (path:/\[venv-install-directory\]/build/pycparser/setup.py) egg\_info for package pycparser

warning: no previously-included files matching 'yacctab.' found under directory 'tests'

warning: no previously-included files matching 'lextab.' found under directory 'tests'

warning: no previously-included files matching 'yacctab.' found under directory 'examples'

warning: no previously-included files matching 'lextab.' found under directory 'examples'

Installing collected packages: cffi, pycparser

Running setup.py install for cffi

building '\_cffi\_backend' extension

gcc -pthread -Wno-unused-result -DNDEBUG -g -fwrapv -O3 -Wall -Wstrict-prototypes -fPIC -DUSE\_\_THREAD -DHAVE\_SYNC\_SYNCHRONIZE -I/usr/local/lib/libffi-3.2.1/include -I/\[venv-install-directory\]/include -I/usr/local/include/python3.4m -c c/\_cffi\_backend.c -o build/temp.linux-i686-3.4/c/\_cffi\_backend.o

gcc -pthread -shared build/temp.linux-i686-3.4/c/\_cffi\_backend.o -L/usr/local/lib -lffi -o build/lib.linux-i686-3.4/\_cffi\_backend.cpython-34m.so

Could not find .egg-info directory in install record for cffi==1.11.5

Running setup.py install for pycparser

warning: no previously-included files matching 'yacctab.' found under directory 'tests'

warning: no previously-included files matching 'lextab.' found under directory 'tests'

warning: no previously-included files matching 'yacctab.' found under directory 'examples'

warning: no previously-included files matching 'lextab.' found under directory 'examples'

Build the lexing/parsing tables

Could not find .egg-info directory in install record for pycparser (from cffi==1.11.5)

Successfully installed cffi pycparser

Cleaning up...

此问题令人费解，因为它可以在本地系统上运行，但在创建虚拟环境时，在尝试安装加密技术的过程中发生以下错误：File "\[path-to-venv\]/build/cryptography/src/\_cffi\_src/utils.py", line 57, in build\_ffi