from subprocess import Popen, PIPE from subprocess import run python IDE 的提示反而看不懂, 因此需要了解一下内部实现细节更好理解和使用。 一、run run() 方法是对 Popen() 方法的封装. subprocess.run() 模块可供参考的初学者教程:https://www.data
result=subprocess.run("ls -l",capture_output=True,text=True,shell=True)print(result.stdout) 1. 2. 3. 4. 传递输入给命令 有时候,我们需要向命令行命令传递输入。subprocess.run()函数的input参数可以用于传递文本输入给命令。以下是一个示例: importsubprocess result=subprocess.run(["grep","apple"],ca...
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# encoding=gbkimport subprocess# print(help(subprocess.run)) # ret = subprocess.run('python test.py')# 1:只有命令参数,只执行命令,返回值中 有已执行的命令,returncoderet = subprocess.run(['python','test.py'])print('ret_001=',ret) # ret_001= CompletedProcess(args=['python', 'test.py'...
The subprocess module provides more powerful facilities for spawning new processes and retrieving their results; using that module is preferable to using this function. See the Replacing Older Functions with the subprocess Module section in the subprocess documentation for some helpful recipes. ...
As described in https://stackoverflow.com/questions/78652758/, when passing custom environment variables to subprocess.run or subprocess.Popen on Windows, you will usually need to include the existing keys from os.environ in order to reliably run arbitrary processes (exactly which keys are required...
"""Subprocesses with accessible I/O streams This module allows you to spawn processes, connect to their input/output/error pipes, and obtain their return codes. For a complete description of this module see the Python documentation. Main API ...
Most of your interaction with the Python subprocess module will be via the run() function. This blocking function will start a process and wait until the new process exits before moving on. The documentation recommends using run() for all cases that it can handle. For edge cases where you ...
14.5.5 subprocess模块 替换os.system() >>> from subprocess import call >>> import os >>> res = call(('cat','/etc/motd')) Welcome to Ubuntu 12.10 (GNU/Linux 3.5.0-17-generic x86_64) * Documentation: https://help.ubuntu.com/ ...
py .\main.exe DeprecationWarning: the imp module is deprecated in favour of importlib; see the module's documentation for alternative uses import imp [*] Processing .\main.exe [*] Pyinstaller version: 2.1+ [*] Python version: 309 [*] Length of package: 5835756 bytes [*] Found 59 files...