![]() ,As expected, we got $HOME as stdout (to a terminal). That's because no pipes were set up to stdout or stderr. The command looks like this:,Notice that the message created in the write_to_stdin.py process was printed to stdout and then the return value (None, None) was printed. ![]() The code gets window ID for the currently active window. ![]() The exit status of the command (encoded in the format specified for wait()) is available as the return value of the close() method of the file object, except that when the exit status is zero (termination without errors), None is returned.,Here is another example for a piped command. The bufsize argument has the same meaning as the corresponding argument to the built-in open() function. The return value is an open file object connected to the pipe, which can be read or written depending on whether mode is 'r' (default) or 'w'.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |