I am measuring the latitude and longitude of GPS in a log file and outputting it to the log file every 3 seconds. How can I get only the end of the log file?
Answer # 1
Do you want only the last log?
What if you prepare a file for overwriting separately from the log file output (append)?
The file is always overwritten at the timing of log output.
I am sorry if the intention is different.
Answer # 2
What about the
Answer # 3
I don't really answer questions that don't have a code at all ...
python doesn't work unless the indentation is correct
tail-like implementation (3 lines)
import sys import collections deque = collections.deque (maxlen = 3) for line in sys.stdin.readlines (): deque.append (line) for line in deque: print (line, end = "")
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