def removefilter(action, message="", category=Warning, module="", lineno=0,
		 append=0):
    """Remove all entries from the list of warnings filters that match the
    given filter."""
    import re
    item = (action, re.compile(message, re.I), category, re.compile(module),
		 lineno)
    new_filters = []
    for filter in filters:
	equal = 1
	for j in xrange(len(item)):
	    if item[j] != filter[j]:
		print j
		equal = 0
		break
	if not equal:
	    new_filters.append(filter)
    filters = new_filters