subprocess.call(windows_command, shell=True):调用subprocess模块的call方法执行Windows批处理命令,shell=True表示在Shell中执行命令。 步骤3:执行Windows批处理命令 #在Python脚本中执行Windows批处理命令result=subprocess.Popen(windows_command,shell=True,stdout=subprocess.PIPE,stderr=subprocess.PIPE)output,error=resul...
在Apache Nifi中,ExecuteStreamCommand是一个处理器,用于执行外部命令或脚本。它可以与Python代码一起使用,以便在数据流中运行Python脚本。 执行Python代码的步骤如下: 配置ExecuteStreamCommand处理器:在Nifi的图形界面中,将ExecuteStreamCommand处理器拖放到工作区,并右键单击它以进行配置。 配置Command Path:指定要执...
How to execute an external command in PythonDavid Blaikie
import os command = "python --version" #command to be executed res = os.system(command) #the method returns the exit status print("Returned Value: ", res) Output: Python 3.7.4 Returned Value: 0 Here, res stores the returned value (exit code=0 for success). It is clear from the...
我正在尝试使用ExecuteStreamCommand处理器(在Windows 10中)运行一个简单的python脚本。但是,我不能直接从Nifi调用python脚本,因为它需要激活conda环境(它给我一个python包的导入错误-当从nifi和命令提示符调用脚本时也会发生同样的情况)。 此后,我编写了一个基本的批处理脚本来激活conda环境并运行python脚本(见下文)。
execute python Function The execute python command specify a Python script for a command assistant to run. The undo execute command cancels the task of a command assistant. By default, no Python script is bound to a command assistant. Format execute priority python file-name [ arguments ] undo...
execute python Function The execute python command specify a Python script for a command assistant to run. The undo execute command cancels the task of a command assistant. By default, no Python script is bound to a command assistant. Format execute priority python file-name [ arguments ] undo...
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Attempts to execute a python file in Windows Command Prompt fail, and the following error message is returned:Error: This app can't run on your PC.To find a version for your PC, check with the s
# System command to run Notepad editor ='notepad' os.system(editor) Output: The above example returns the Python version and opens Notepad on Windows using command line execution. It also returns theexit code(status = 0), which implies that the program executed the system command successfully....