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pythondirectory

Second newest file


I need the second newest file.

In this thread the newest is found:

Python get most recent file in a directory with certain extension

which uses this construct:

newest = min(glob.iglob('upload/*.log'), key=os.path.getctime)

However, how can I get not the min or max but the second element?


Solution

  • I think this can be a suitable solution:

    # for the min + 1
    sorted(glob.iglob('*.log'), key=os.path.getctime)[1]
    
    # for the newest
    sorted(glob.iglob('*.log'), key=os.path.getctime)[-1]
    
    # for the second newest ( max - 1)
    sorted(glob.iglob('*.log'), key=os.path.getctime)[-2]
    

    So basically glob.iglob('*.log') is just an array (to be more precise it result is a generator) - you can sort it by ctime and find what you want.