8.subprocess模块从Python 2.4开始,Python引入subprocess模块来管理子进程,以取代一些旧模块的方法:如 os.system、os.spawn*、os.popen*、popen2.*、commands.*不但可以调用外部的命令作为子进程,而且可以连接到子进程的input/output/error管道,获取相关的返回信息...
>>> retcode = subprocess.call(["ls", "-l"]) #执行命令,如果命令结果为0,就正常返回,否则抛异常 >>> subprocess.check_call(["ls", "-l"]) 0 #接收字符串格式命令,返回元组形式,第1个元素是执行状态,第2个是命令结果 >>> subprocess.getstatusoutput('ls /bin/ls') (0, '/bin/ls') #接...
humanseg_path = BASE_DIR + 'humanseg_output' # 最终视频的保存路径 output_video = BASE_DIR + 'esult.mp4' 接下来我们按照上面说的步骤一个一个实现。 (1)读取视频,获取每一帧画面 在OpenCV中提供了读取帧的函数,我们只需要使用VideoCapture类读取视频,然后调用read函数读取帧,read方法返回两个参数,ret为...
importsubprocessdefget_window_id():command='osascript -e \'tell app "System Events" to get id of window 1 of application "Finder"\''result=subprocess.check_output(command,shell=True).decode('utf-8').strip()returnresultdefset_window_size(window_id,width,height):command='osascript -e \'te...
# 自动化手机# pip install opencv-pythonimport subprocessdef main_adb(cm): p = subprocess.Popen(cm.split(''), stdout=subprocess.PIPE, shell=True) (output, _) = p.communicate() return output.decode('utf-8 ')# Swipe def swipe(x1, y1, x2, y2, duration): cmd = 'adb shell...
save_path, sample_rate, bitrate, audio_channel) subprocess.run(command, creationflags=subprocess...
(self, cmd: str) -> None: event_log = self.query_one('#event_log', Log) event_log.write_line(f"Running: {cmd}") # Combine STDOUT and STDERR output proc = await asyncio.create_subprocess_shell( cmd, stdout=asyncio.subprocess.PIPE, stderr=asyncio.subprocess.STDOUT ) stdout, _ = ...
system(command) subprocess.run(command, shell=True, stdout=subprocess.DEVNULL, stderr=subprocess.STDOUT) return("success") 代码语言:javascript 代码运行次数:0 运行 AI代码解释 outDEM = output_dir + "DEM_P.tif" outMean = temp_dir + "DEM_Mean.tif" expression = "A-B" outDiff = temp_dir...
import subprocess app = Flask(__name__) @app.route('/run', methods=['POST']) def run_code(): data = request.get_json() code = data['code'] try: result = subprocess.run(['python3', '-c', code], capture_output=True, text=True, timeout=10) ...
从南图借的这本书,已经拖了好几个月没有读完了,加紧阅读和学习一下!前面3章的笔记记在了纸上,如果有可能拍照记录一下,后面还是电子记录下,纸质的不方便和保存和查阅,也不方便分享。书的配套代码,来自异步社区:https://box.lenovo.com/l/o5OgDR