Get specific version of file from versioned bucket

restore_version.py

#!/usr/bin/env python

import boto
import sys

conn = boto.connect_s3()
bid = -1

print "Select bucket to restore from:"
while bid < 0:
    for i,b in enumerate(conn.get_all_buckets()):
        print "%d\t%s" % ( i, b.name )

    try:
        bid = int(raw_input("Enter bucket id: "))
        if bid > i: raise Exception
    except:
        print "Incorrect id. Please enter an id from the list:"
        bid = -1

mb = conn.get_all_buckets()[bid]

fpath = raw_input("Enter full path for the file to restore: ")
flist = mb.list_versions(prefix=fpath)

count = 0
for f in flist:
    if hasattr(f, "DeleteMarker"):
        continue
    print "%s\t%s" % (f.version_id, f.last_modified)
    count += 1

if count == 0:
    print "No files matching the pattern \"%s\" were found! Exiting..." % fpath
    sys.exit(1)
version_id = raw_input("Pick a restoration date by id: ")

ritem = mb.get_key(key_name=fpath, version_id=version_id)

print "\nThe url for your file is:\n"
print ritem.generate_url(expires_in=600)

print "\nThis url will expire in 600 seconds"