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19 lines
754 B
Python
19 lines
754 B
Python
import sys
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import os
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def file_read_from_tail(fname,lines):
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bufsize = 8192
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fsize = os.stat(fname).st_size
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iter = 0
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with open(fname) as f:
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if bufsize > fsize:
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bufsize = fsize-1
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data = []
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while True:
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iter +=1
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f.seek(fsize-bufsize*iter)
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data.extend(f.readlines())
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if len(data) >= lines or f.tell() == 0:
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print(''.join(data[-lines:]))
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break
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file_read_from_tail('test.txt',2) |