centos7.9安装python3.12版本

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centos7.9安装python3.12版本
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Python 3.12要求的openssl最低版本为1.1.1，环境中自带的1.0.2k无法使用，所以需要先升级openssl版本至1.1.1以上
wget https://www.openssl.org/source/openssl-1.1.1k.tar.gz
--2025-08-08 23:02:41--  https://www.openssl.org/source/openssl-1.1.1k.tar.gz
Resolving www.openssl.org (www.openssl.org)... 34.49.79.89, 2600:1901:0:d50b::
Connecting to www.openssl.org (www.openssl.org)|34.49.79.89|:443... connected.
1 a8 _4 P7 `/ j! r  E: R% h0 _+ VHTTP request sent, awaiting response... 301 Moved Permanently
Location: https://github.com/openssl/opens ... enssl-1.1.1k.tar.gz [following]
1 e+ F% v# b  ?6 `/ R$ w--2025-08-08 23:02:43--  https://github.com/openssl/opens ... enssl-1.1.1k.tar.gz
Resolving github.com (github.com)... 20.205.243.166
Connecting to github.com (github.com)|20.205.243.166|:443... connected.
# N/ _% E4 Y+ o* mHTTP request sent, awaiting response... 302 Found
Location: https://release-assets.githubuse ... tion%2Foctet-stream [following]
--2025-08-08 23:02:43--  https://release-assets.githubuse ... tion%2Foctet-stream
Resolving release-assets.githubusercontent.com (release-assets.githubusercontent.com)... 185.199.109.133, 185.199.111.133, 185.199.108.133, ...
Connecting to release-assets.githubusercontent.com (release-assets.githubusercontent.com)|185.199.109.133|:443... connected.
; U1 t: F6 U: K* ]* r6 X2 U2 GHTTP request sent, awaiting response... 200 OK
  T/ P6 r2 L( ~, r0 j1 KLength: 9823400 (9.4M) [application/octet-stream]
Saving to: ‘openssl-1.1.1k.tar.gz’
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100%[=====================================================================================================================================================================================================>] 9,823,400    203KB/s   in 44s   
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2025-08-08 23:03:28 (218 KB/s) - ‘openssl-1.1.1k.tar.gz’ saved [9823400/9823400]
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备份文件：
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# mv /usr/bin/openssl /usr/bin/openssl.bak
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# mv /usr/include/openssl /usr/include/
/ j$ e# |% |3 v0 B6 x* h% k* B( _Display all 163 possibilities? (y or n)
3 s5 g( j' b+ u- N( e# mv /usr/include/openssl /usr/include//openssl.bak
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解压openssl
7 k' ]9 Z/ a# {6 |+ f: N# tar -zxvf openssl-1.1.1k.tar.gz
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# cd openssl-1.1.1k/
# mkdir build
) [8 J" J& V$ B7 U. T# cd build/

# ../config --prefix=/usr/local/openssl
4 S9 C, q/ ?  `1 Y2 ]# g" b/ ]Operating system: x86_64-whatever-linux2
( b* G3 g5 l) A8 @9 y# [. `. r7 pConfiguring OpenSSL version 1.1.1k (0x101010bfL) for linux-x86_64
Using os-specific seed configuration
Creating configdata.pm
Creating Makefile
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**********************************************************************
. k( R0 [: A6 _***                                                                ***
; g" V! ~. T. U0 n% l5 j1 f+ i***   OpenSSL has been successfully configured                     ***
" g6 T0 s- y9 r- C: ^- ~" ]9 t3 O***                                                                ***
***   If you encounter a problem while building, please open an    ***
# F1 w) U* G% p: h***   issue on GitHub <https://github.com/openssl/openssl/issues>  ***
***   and include the output from the following command:           ***
***                                                                ***
3 d0 f2 P- H# S5 \. n***       perl configdata.pm --dump                                ***
/ V! l9 w3 T8 k6 R3 Y2 v# a***                                                                ***
* E1 Y$ M$ k- O9 ~***   (If you are new to OpenSSL, you might want to consult the    ***
***   'Troubleshooting' section in the INSTALL file first)         ***
$ a+ j. u# b9 y  |0 f( @6 _& S; ?***                                                                ***
**********************************************************************
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# make -j && make install


7 P/ K' D! @9 ?6 C" M做软连接:
# R  e% I' J- L% @ ln -s /usr/local/openssl.1.1.1/bin/openssl /usr/bin/openssl
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# echo "/usr/local/openssl/lib/" >> /etc/ld.so.conf
# a. I4 e+ \% D$ v# ldconfig -v
ldconfig: Can't stat /libx32: No such file or directory
' A" _! W) M& N8 i' ^2 s0 Bldconfig: Path `/usr/lib' given more than once
! C+ H$ n& ?7 @ldconfig: Path `/usr/lib64' given more than once
ldconfig: Can't stat /usr/libx32: No such file or directory
/usr/lib64//bind9-export:
        libisccfg-export.so.160 -> libisccfg-export.so.160.2.1

, y' U+ k8 T8 f# openssl version
OpenSSL 1.1.1k  25 Mar 2021
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) T0 X( C. S8 u接下来安装python3.12.10和pip3
, ^& E6 h& G! Y1 v- Z下载python3.12.7源代码
# tar -zxvf Python-3.12.10.tgz
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# yum -y install zlib-devel bzip2-devel openssl-devel ncurses-devel sqlite-devel readline-devel tk-devel gcc make
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进入解压后的源代码目录
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% V6 X4 h- f' j( Z! W! {/ ~6 C  l$ W# cd /usr/src/Python-3.12.10/

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# ./configure --prefix=/usr/local/python-3.12.10 --with-openssl=/usr/local/openssl


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0 }$ _7 S' D2 I& u1 R6 R  Emake
安装
# K7 p: P! R1 c6 F) z! p1 R3 z" S2 Wmake install
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# make && make install
gcc -std=gnu11 -pthread -c -fno-strict-overflow -Wsign-compare -DNDEBUG -g -O3 -Wall    -std=c11 -Wextra -Wno-unused-parameter -Wno-missing-field-initializers -Wstrict-prototypes -Werror=implicit-function-declaration -fvisibility=hidden  -I./Include/internal  -I. -I./Include    -DPy_BUILD_CORE -o Programs/python.o ./Programs/python.c
gcc -std=gnu11 -pthread -c -fno-strict-overflow -Wsign-compare -DNDEBUG -g -O3 -Wall    -std=c11 -Wextra -Wno-unused-parameter -Wno-missing-field-initializers -Wstrict-prototypes -Werror=implicit-function-declaration -fvisibility=hidden  -I./Include/internal  -I. -I./Include    -DPy_BUILD_CORE -o Parser/token.o Parser/token.c
gcc -std=gnu11 -pthread -c -fno-strict-overflow -Wsign-compare -DNDEBUG -g -O3 -Wall    -std=c11 -Wextra -Wno-unused-parameter -Wno-missing-field-initializers -Wstrict-prototypes -Werror=implicit-function-declaration -fvisibility=hidden  -I./Include/internal  -I. -I./Include    -DPy_BUILD_CORE -o Parser/pegen.o Parser/pegen.c
  H. e; f" i' J2 Y% Kgcc -std=gnu11 -pthread -c -fno-strict-overflow -Wsign-compare -DNDEBUG -g -O3 -Wall    -std=c11 -Wextra -Wno-unused-parameter -Wno-missing-field-initializers -Wstrict-prototypes -Werror=implicit-function-declaration -fvisibility=hidden  -I./Include/internal  -I. -I./Include    -DPy_BUILD_CORE -o Parser/pegen_errors.o Parser/pegen_err
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. {6 p0 H/ ?9 T. S5 u创建软链接
ln -s /usr/src/Python-3.12.7/Python-3.12.7/bin/python3.12 /usr/bin/python3
ln -s /usr/src/Python-3.12.7/Python-3.12.7/bin/pip3 /usr/bin/pip3

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0 W+ j2 b+ j& u% t$ B+ ]验证python3及pip3
[root@centos7 Python-3.12.7]# python3 --version
1 @% w2 R/ H) I# VPython 3.12.7
8 T1 C$ u, O; M[root@centos7 Python-3.12.7]# pip3 --version
pip 24.2 from /usr/src/Python-3.12.7/Python-3.12.7/lib/python3.12/site-packages/pip (python 3.12)

bash
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admin

# ln -s /usr/local/python-3.12.10/bin/python3.12 /usr/bin/python3.12
# ln -s /usr/bin/python3.12 /usr/bin/python
# ln -s /usr/bin/python3.12 /usr/bin/python
! {) }) ~+ h/ s' d  c& @ ln -sf /usr/bin/python3.12 /usr/bin/python

admin

# ln -s /usr/local/python-3.12.10/bin/pip3 /usr/bin/pip