This is the recommended way to run shell commands in Python compared with old-fashioned os module. This is a "real-time" method, which means you can get the shell output on the fly, compared with following "subprocess.check_output" method, which collect all output in its return value. Th...
subprocess.callThis is the recommended way to run shell commands in Python compared with old-fashioned os module.This is a realtime method, which mean
这个返回值是一个CompletedProcess对象,其中包含了命令的执行状态和输出。 forcommandincommands:result=subprocess.run(command,shell=True)ifresult.returncode==0:print(f"Command '{command}' executed successfully.")else:print(f"Command '{command}' failed to execute.") 1. 2. 3. 4. 5. 6. 在这个例...
4.应用python编写shell脚本经常要用到os,shutil,glob(正则表达式的文件名),tempfile(临时文件),pwd(操作/etc/passwd文件),grp(操作/etc/group文件),commands(取得一个命令的输出)。前面两个已经基本上介绍完了,后面几个很简单,看一下文档就可以了。 5.sys.argv是一个列表,保存了python程序的命令行参数。其中sys...
3. 使用commands ( python3失效) 根据你需要的不同,commands模块有三个方法可供选择。getstatusoutput, getoutput, getstatus。 代码语言:python 代码运行次数:0 运行 AI代码解释 commands.getstatusoutput(cmd)#返回(status, output).commands.getoutput(cmd)#只返回输出结果commands.getstatus(file)#返回ls -ld ...
Python exec tutorial shows how to execute shell commands and programs in Python. In Python, there are several ways to execute shell commands or programs. We can use the os module or the subprocess module. The subprocess module has the most powerful tools for executing commands. ...
>>> for b in a: print b 这样得到的结果与第一个方法是一样的。 3、commands模块 可以很方便的取得命令的输出(包括标准和错误输出)和执行状态位 import commands a,b = commands.getstatusoutput('ls') a是退出状态 b是输出的结果。 >>> import commands ...
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you should consider usingsubprocess.run. For a short and quick script you might just want to use theos.system()oros.popen()functions. If you have any questions, feel free to leave them in the comments below. There are also other useful libraries that support shell commands in Python, like...
上面的示例中,builtin echo将执行Shell内置的echo命令,而不是调用外部的echo可执行文件。 caller caller命令用于显示调用当前函数的函数的信息。 示例: 代码语言:shell AI代码解释 functionfoo(){echo"Caller:$(caller)"}functionbar(){foo}bar 上面的示例中,我们定义了两个函数foo和bar。在foo函数中,我们使用calle...