CentOS7 安装 Python3.8后 pip 安装报错，,[root@loca

CentOS7 安装 Python3.8后 pip 安装报错，,[root@loca

[root@localhost Python-3.8.0]# pip install bs4Collecting bs4  Using cached https://files.pythonhosted.org/packages/10/ed/7e8b97591f6f456174139ec089c769f89a94a1a4025fe967691de971f314/bs4-0.0.1.tar.gz    ERROR: Command errored out with exit status 1:     command: /usr/local/python3.8/bin/python3.8 -c ‘import sys, setuptools, tokenize; sys.argv[0] = ‘"‘"‘/tmp/pip-install-alhbm0sp/bs4/setup.py‘"‘"‘; __file__=‘"‘"‘/tmp/pip-install-alhbm0sp/bs4/setup.py‘"‘"‘;f=getattr(tokenize, ‘"‘"‘open‘"‘"‘, open)(__file__);code=f.read().replace(‘"‘"‘\r\n‘"‘"‘, ‘"‘"‘\n‘"‘"‘);f.close();exec(compile(code, __file__, ‘"‘"‘exec‘"‘"‘))‘ egg_info --egg-base /tmp/pip-install-alhbm0sp/bs4/pip-egg-info         cwd: /tmp/pip-install-alhbm0sp/bs4/    Complete output (11 lines):    Traceback (most recent call last):      File "<string>", line 1, in <module>      File "/usr/local/python3.8/lib/python3.8/site-packages/setuptools/__init__.py", line 20, in <module>        from setuptools.dist import Distribution, Feature      File "/usr/local/python3.8/lib/python3.8/site-packages/setuptools/dist.py", line 36, in <module>        from setuptools import windows_support      File "/usr/local/python3.8/lib/python3.8/site-packages/setuptools/windows_support.py", line 2, in <module>        import ctypes      File "/usr/local/python3.8/lib/python3.8/ctypes/__init__.py", line 7, in <module>        from _ctypes import Union, Structure, Array    ModuleNotFoundError: No module named ‘_ctypes‘    ----------------------------------------ERROR: Command errored out with exit status 1: python setup.py egg_info Check the logs for full command output.

解决方法：

　　需要安装libffi-devel

yum install libffi-devel -y

　　重新编译安装

make install

验证：

[root@localhost Python-3.8.0]# python3Python 3.8.0 (default, Dec  4 2019, 06:08:18)[GCC 4.8.5 20150623 (Red Hat 4.8.5-39)] on linuxType "help", "copyright", "credits" or "license" for more information.>>> import sys, setuptools, tokenize>>>

CentOS7 安装 Python3.8后 pip 安装报错