def __init__(self, name, pl_id, board, rules = Kendall):
self.name = name # string
self.pl_id = pl_id # either 1 (white) or -1 (black)
self.b = board # instance of Board class
self.rules = rules(self.b) # ruleset
for i in range(len(tokens)):
t = tokens[i]
if type(t) == str:
tokens[i] = symbol(t, t, (i,i+1))
return tokens
rules = [
rule("start", ["sentence"]),
rule("medium_query", bag(
medium="medium",
entity_clause=["medium_verb", opt("prep"), "entity"],
time_clause=alt("from", "during", "at", "when"),
about_clause=["about", "topic"])),
rule("sentence", ["medium_query"]),
rules("time_unit", ["weeks", "days", "hours"]),
rule("time_point", ["integer", "time_unit", "ago"]),
rules("time_span", [["before", "time_point"], ["between", "time_point", "and", "timepoint"], ["around", "time_point"]]),
# tokens:
rule("medium", ["email", "text", "im"]),
rule("entity", ["alice", "bob"]),
rule("medium_verb", ["between", "to", "from"]),
rule("topic", ["concert", "rent", "movie"])
]
tokens = in_sequence(["emails", "to", "bob", "about", "movie"])
con = context()
con.compile(flatten(rules))
