send_to_printer("lines",lines1) elif count%6==2: f = open(r"D:\test\FP00002.txt") lines2 = f.read() f.close() send_to_printer("lines",lines2) elif count%6==3: f = open(r"D:\test\FP00003.txt") lines3 = f.read() f.close() send_to_printer("lines",lines3) elif ...
importbluetooth# 斑马打印机的蓝牙地址printer_address="00:11:22:33:44:55"# 替换为你的打印机地址# 创建蓝牙套接字sock=bluetooth.BluetoothSocket(bluetooth.RFCOMM)# 连接到打印机sock.connect((printer_address,1))# 要打印的内容data="Hello, Zebra Printer!"# 要打印的文本# 发送数据到打印机sock.send(...
8.1.2 单一语句的代码块 if make_hard_copy: send_data_to_printer() 8.2 else 语句 if expression: expr_true_suite else: expr_false_suite 8.2.1 避免"悬挂else" 8.3 elif(即else-if)语句 if expression1: expr1_true_suite elif expression2: expr2_true_suite elif expressionN: expeN_true_suite ...
send_to_printer("123","123")
def printer(): while True: msg = yield # 等待msg print('Got:', msg) def counter(sched: ActorScheduler): while True: n = yield # 等待n if n == 0: break # Send to the printer task sched.send('printer', n) # Send the next count to the counter task (recursive) ...
分析:第一个follow函数是协程源,第二个printer函数是协程终止。协程源不是一个协程,但是需要传入一个已经初始化完毕的协程。在协程源当中,调用send()。 第三部分,管道过滤器: 叫过滤器其实并不贴切,应该叫中间人Intermediate:其两端都是send()函数。
than never. Although never is often better than *right* now. If the implementation is hard to ...
target.send(line)# Send to next stagef =open("access-log") follow(f,grep('python',printer())) dataflow如下:### follow将file中的每一行读取,send到coroutine中,grep查找匹配的line,send到下一个coroutine中,printer接收send过来的data,并且输出。 完成整个filter的流程。
#DNS(qd=[Q(name='hprinter.local')]) hprinter.local #DNS(qd=[Q(name='pvknoppix.local')]) pvknoppix.local #DNS(qd=[Q(name='microknoppix.local')]) microknoppix.local #DNS(qd=[Q(name='esp01.local')]) esp01.local #DNS(an=[RR(name='esp01.local', rdata='\n\x00\x00\x04'...
Using Win32api to print to printer Question: My goal is to utilize Win32api.ShellExecute in my Python script and print a CSV file to the connected printer. win32api.ShellExecute(0,"print","C:\Test.csv",None,".",0) My issue is that whenever I link the file with Open Office, it...