def write_source_files(*args, **kwargs):
 for source in source_files:
  _copy_from_to(source['copy_raw_from'], source['copy_raw_to'])

def write_source_files ( * args , ** kwargs ) : for source in source_files : _copy_from_to ( source [ 'copy_raw_from' ] , source [ 'copy_raw_to' ] )
called by the page_writer_finalized signal to process source files .