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# sample Python program to set IPTC data in a JPEG file.
# This puts IPTC data in a format suitable for Flickr to get metadata
# about the photo; it is probably wrong for other uses.
import sys
from optparse import OptionParser
import iptcdata
def check_for_dataset(f, rs):
for ds in f.datasets:
if (ds.record, ds.tag) == rs:
return ds
return None
usage = "set_iptc.py [-c caption] [-t tag,tag,...] [-T title] filename"
parser = OptionParser(usage, version="0.1")
parser.add_option("-c", "--caption", dest="caption", action="store",
type="string", help="Caption data for photo")
parser.add_option("-t", "--tags", dest="tags", action="store",
type="string", help="Tags")
parser.add_option("-T", "--title", dest="title", action="store",
type="string", help="Title for photo")
(options, args) = parser.parse_args()
try:
f = iptcdata.open(args[0])
except IndexError:
print usage
sys.exit(1)
# first do the "title" which flickr wants as a "headline"
if (options.title):
# we want to replace this record set if it is there
print "Setting \'Headline\' to %s" % (options.title)
rs = iptcdata.find_record_by_name("Headline")
ds = check_for_dataset(f, rs)
if (ds == None):
ds = f.add_dataset(rs)
ds.value = options.title
# a "caption" gives the caption
if (options.caption):
#also want just one caption
print "Setting \'Caption\' to %s" % (options.caption)
rs = iptcdata.find_record_by_name("Caption")
ds = check_for_dataset(f, rs)
if (ds == None):
ds = f.add_dataset(rs)
ds.value = options.caption
# now just add tags, as keywords
if (options.tags):
tags = options.tags.split(",")
rs = iptcdata.find_record_by_name("Keywords")
for tag in tags:
print "Setting \'Keyword\' to %s" % (tag)
ds = f.add_dataset(rs)
ds.value = tag
f.save()
f.close()
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