def range(self):
x = y = ''
if self.token(''):
BreakHere('I got a symbol')
x = self.token()
if not self.incr().end() and self.token('range'):
if self.incr().token(''):
BreakHere('I got a symbol')
y = self.token()
self.incr()
if not y: y = x
charset = CharSet()
return charset.save(x, y)
def cluster(self):
result = CharSet()
data = list()
query_key, intersect_key = self.query()
q_keys = self.range_r.keys(query_key.lower())
if q_keys:
q_set = self.range_r.sunion(q_keys)
if query_key == intersect_key:
data = [[ x for x in q_set ]]
else:
i_keys = self.range_r.keys(intersect_key.lower())
if i_keys:
i_set = self.range_r.sunion(i_keys)
data = [[x for x in q_set if x not in i_set]]
else:
data = [[x for x in q_set]]
if data:
return result.save(*data)
else:
return CharSet()