# Custom HTTP headers
if opts.headers is not None:
for h in opts.headers:
- if h.find(':', 1) < 0:
+ if ':' not in h:
parser.error('wrong header formatting, it should be key:value, not "%s"' % h)
- key, value = h.split(':', 2)
+ key, value = h.split(':', 1)
if opts.verbose:
write_string('[debug] Adding header from command line option %s:%s\n' % (key, value))
std_headers[key] = value