Mv similarly named files to a backup directory,

wayback-files.py

# usage: pipe an ls command with relevant files. 
#   e.g. 'ls indexea4f*.html| python wayback-files.py'
#
# assumption: your source pages are static and you don't care about the differences from different dates.
# my blog didn't tend to have blog entry edits


import sys
import os
lastname = ""
backupdir = os.path.join(os.curdir, "backup")
if not os.path.exists(backupdir):
    os.mkdir(backupdir)

with open(sys.argv[1], 'r') if len(sys.argv) > 1 else sys.stdin as f:
    filename = ""
    for filename in f:
        filename = filename.strip()
        dash = filename.find("-")
        if dash < 0:
            print "Skipping " + filename
            continue
        filenameroot = filename[:dash]
        if filenameroot != lastname:
            lastname = filenameroot
            print "keeping " + filenameroot
            continue
        print "\tmove " + filename + " to " + os.path.join(backupdir, filename)
        os.rename(filename, os.path.join(backupdir, filename))