
可通过内置fileinput模块实现,创建文件filein.py:
#!/usr/bin/envpython importfileinput f_input=fileinput.input() forlineinf_input: print(line,end='')
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增加可执行权限:
chmoda+xfilein.py
使用:
$ls|./filein.py#Printsadirectorylistingtostdout. $./filein.py/etc/passwd#Reads/etc/passwdtostdout. $./filein.py</etc/passwd#Reads/etc/passwdtostdout.