目前CentOS 7的 yum repo中只有Python 3.6.8, 项目中要使用3.7.5, 只能从源码安装 1) 安装依赖组件 # yum install gcc openssl-devel bzip2-devel libffi-devel 2) 下载Python 3.7.5源码包, 解压 From https://www.python.org/downloads/release/python-375/ # cd /usr/src # curl https://www.python.org/ftp/python/3.7.5/Python-3.7.5.tgz -O # tar zxvf Python-3.7.5.tgz 3) 配置安装 # cd /usr/src/Python-3.7.5 # ./configure --enable-optimizations # make altinstall 4) 创建python软链接 安装后的Python 3.7 执行文件位于: /usr/local/bin/python3.7 # ln -s /usr/local/bin/python3.7 /usr/bin/python3 # …
Tag: python
[Kubernetes] Create deployment, service by Python client
Install Kubernetes Python Client and PyYaml: # pip install kubernetes pyyaml 1. Get Namespaces or Pods by CoreV1Api: # -*- coding: utf-8 -*- from kubernetes import client, config, utils config.kube_config.load_kube_config(config_file="../kubecfg.yaml") coreV1Api = client.CoreV1Api() print("\nListing all namespaces") for ns in coreV1Api.list_namespace().items: print(ns.metadata.name) print("\nListing pods with their IP, namespace, names:") for pod in coreV1Api.list_pod_for_all_namespaces(watch=False).items: print("%s\t\t%s\t%s" % (pod.status.pod_ip, …
[Airflow] Setup apache airflow on CentOS 7
1. install python3 and pip3 # yum install python3 2. install apache-airflow # pip3 install apache-airflow 3. initial airflow db # airflow initdb 4. start webserver # airflow webserver -p 8080 5. start scheduler # airflow scheduler
yum is broken after upgrade python from 2.x to 3.x on CentOS 7
yum is broken after upgrade python from 2.x to 3.x on CentOS7: # yum File "/usr/bin/yum", line 30 except KeyboardInterrupt, e: ^ Resolution: modify /usr/bin/yum and /usr/libexec/urlgrabber-ext-down, change first line from “#!/usr/bin/python” to “#!/usr/bin/python2”: #!/usr/bin/python2 import sys try: import yum except ImportError: print >> sys.stderr, """\ ... #! /usr/bin/python2 # A very simple external downloader …
Install Python 3.6 on CentOS 7
1）安装IUS软件源 #安装EPEL依赖 sudo yum install epel-release #安装IUS软件源 sudo yum install https://centos7.iuscommunity.org/ius-release.rpm 2）安装Python3.6 sudo yum install python36u #创建符号链接(可选) sudo ln -s /bin/python3.6 /bin/python3 3）安装pip3(可选) sudo yum install python36u-pip #创建一个到pip3的符号链接(可选) sudo ln -s /bin/pip3.6 /bin/pip3