def declare(kb, input):
while input:
sent_str, input = Sentence.next(input)
sent_type = Sentence.classify(sent_str)
if sent_type == 'fact':
fact = Facts.parse_fact(sent_str)
kb.add_fact(fact)
elif sent_type == 'rule':
rule = Rules.parse_rule(sent_str)
kb.add_rule(rule)
def declare(kb, list_data): # initialize a knowledge database
while list_data:
current_line, list_data = Sentence.read_list(
list_data) # return a comment/fact/rule and update list
type = Sentence.classify(current_line)
if type == 'fact':
fact = Fact.parse_fact(current_line)
kb.add_fact(fact)
kb.add_fact_predicate(fact.predicate)
elif type == 'rule':
rule = Rule.parse_rule(current_line)
kb.add_rule(rule)
kb.add_rule_conclusion_predicate(rule.conclusion.predicate)
