importsubprocessdefrun_in_background(command):# 启动子进程并在后台运行process=subprocess.Popen(command,stdout=subprocess.PIPE,stderr=subprocess.PIPE)print(f"启动的进程 ID:{process.pid}")# 返回进程对象returnprocessif__name__=="__main__":command=["ping","-c","4","www.google.com"]# 在后...
valid=False, arg="", autocomplete="")# Autocomplete will restore the clear command# Run massive download in background (~ subprocess.call)run_in_background('download', ['/usr/bin/python', wf.workflowfile('mangaedenAPI.py'),'dmanga:'+ mid]) wf.send_feedback()elif'dmanga:'inargs.que...
# 需要导入模块: from pants.base.worker_pool import SubprocPool [as 别名]# 或者: from pants.base.worker_pool.SubprocPool importbackground[as 别名]defexec_on_subproc(self, f, args):"""Send work to a subprocess and block on it. This can be used by existingbackgroundWork in a ThreadPo...
run(["ls", "-l"]) # doesn't capture output CompletedProcess(args=['ls', '-l'], returncode=0) >>> subprocess.run("exit 1", shell=True, check=True) Traceback (most recent call last): ... subprocess.CalledProcessError: Command 'exit 1' returned non-zero exit status 1 >>> ...
Python内置模块:我们将使用Python中的subprocess和os模块来启动和管理我们的Python程序。 步骤 1. 编写Python程序 首先,我们需要编写我们想要在后台运行的Python程序。作为示例,我们创建一个简单的Python程序,它将输出一条消息并暂停一段时间,然后重复这个过程。
doitlive - A tool for live presentations in the terminal. howdoi - Instant coding answers via the command line. invoke - A tool for managing shell-oriented subprocesses and organizing executable Python code into CLI-invokable tasks. pathpicker - Select files out of bash output. thefuck - Corr...
open(img_file) out_img = in_img.resize(desktop_size) return out_img 在这里,我们有三种策略,每种策略都使用PIL来执行它们的任务。各个策略都有一个make_background方法,接受相同的参数集。一旦选择,就可以调用适当的策略来创建正确大小的桌面图像。TiledStrategy循环遍历可以适应图像宽度和高度的输入图像数量,...
To clear stored values run 'fib.cache_clear()', or use '@lru_cache(maxsize=<int>)' decorator instead. CPython interpreter limits recursion depth to 3000 by default. To increase it run 'sys.setrecursionlimit(<int>)'.Parametrized DecoratorA decorator that accepts arguments and returns a ...
Tests are run in a docker container against all supported Python versions. To run, make the following target: $> make test To run a single test: $> make test='FunctionalTests.test_background' test_one Coverage First run all of the tests: $> SH_TESTS_RUNNING=1 coverage run --source...
十一、subprocess模块:与系统交互 subprocess模块可以帮助我们直接执行系统命令,适合自动化任务和系统脚本。 11.1 run方法 执行系统命令并获取输出。 import subprocess result = subprocess.run(['echo', 'Hello World'], capture_output=True, text=True) print(result.stdout) 11.2 其他常用方法 Popen:执行命令并返...