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Python Linux安装python3

发布时间：2023-05-26 作者：gengyufei 来源：gengyufei个人博客

Python

# 依赖下载
```
# centos
yum -y install zlib openssl xz xz-devel zlib-devel bzip2-devel openssl-devel ncurses-devel sqlite-devel readline-devel tk-devel postgresql-server postgresql postgresql-contrib gcc make epel-release libffi-devel vim wget git telnet curl cron

# Ubuntu
apt update
apt install -y postgresql postgresql-contrib gcc make vim wget curl cron git telnet zlib1g-dev libffi-dev libssl-dev libsndfile1 libpq-dev sqlite3 libsqlite3-dev
```

# 安装jdk
```
# 首先，尝试查看是否有可用的特定版本：
sudo apt update
apt-cache policy openjdk-8-jdk

# 指定版本号进行安装：
apt install openjdk-8-jdk=8u332-b09-<your-distro-specific-version>
apt install openjdk-8-jdk=8u432-ga~us1-0ubuntu2~22.04
```

# python 安装包下载
```
wget https://registry.npmmirror.com/-/binary/python/3.9.8/Python-3.9.8.tar.xz

wget https://registry.npmmirror.com/-/binary/python/3.10.8/Python-3.10.8.tar.xz
```

# 解压&编译
```
# 解压
tar -xf Python-3.9.8.tar.xz
cd Python-3.9.8
./configure prefix=/usr/local/python3
make && make install
```

# 环境变量加入PATH
```
sudo vim /etc/profile
# 末尾增加
PATH=$PATH:/usr/local/python3/bin
```

# 生效
```
sudo source /etc/profile
```

# 验证
```
[root@k8s-master Python-3.9.8]# which python3
/usr/local/python3/bin/python3

[root@k8s-master Python-3.9.8]# which pip3
/usr/local/python3/bin/pip3
```

# pip install 常用第三方包
```
cat > requirements.txt << 'EOF'
# search
rank-bm25
jieba

# web
requests
fastapi>=0.104
Flask
Django
websockets

SQLAlchemy
pandas
numpy
beautifulsoup4
pyjwt
pyyaml

# database cli
psycopg2-binary
mysql-connector-python
redis

# Java
jpype1
nacos-sdk-python

# MQ消息队列
pika

# 进度条
tqdm

# 办公自动化
## pdf
pypdf2    # 注意：如果需要最新版本，可能需要安装PyPDF4
pdfminer.six
reportlab
weasyprint
pdfplumber

## Excel 文件处理
openpyxl
xlrd
xlwt
pandas
xlsxwriter

## Word 文件处理
python-docx
docxcompose

## PowerPoint 文件处理
python-pptx

## 其他
tabula-py
camelot-py
pdf2image
img2pdf
pdf2docx

EOF

pip3 install -r requirements.txt -i http://mirrors.aliyun.com/pypi/simple/ --trusted-host mirrors.aliyun.com
```

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