1. pipe example
import subprocess import time class pipe_run(): def __init__(self,exec_path,prompt): self.proc = subprocess.Popen( [exec_path], stdin = subprocess.PIPE, stdout = subprocess.PIPE ) self.prompt = prompt def write(self,command): self.proc.stdin.write(command.encode('utf-8')) self.proc.stdin.flush() def wait(self,echo=True): self.result = b"" while True: self.result += self.proc.stdout.read(1) if self.result.find(self.prompt.encode('utf-8')) > 0: break; if echo: self.pipe_dump() def dump(self): print(self.result.decode('utf-8')) def delay(self): time.sleep(1)