def gen_layerN(self, layer, num=10):
if not isinstance(layer, int):
raise Exception('layer should be int type!')
layer = int(layer)
for i in tqdm(xrange(num), desc='layer%s generate expr' % layer):
expr_object = DataStructure()
expr_object.values.expr = str(i)
expr_object.values.type = 'operators'
expr_object.values.layer = layer
expr_object.values.expr = self.assemble_expr(layer)
expr_object.write_mongodb(self.mongodb)
def gen_layer0(self):
for i in [
'OpenPrice', 'HighestPrice', 'LowestPrice', 'ClosePrice',
"Volume", "Position", "VWAP", "Return", "TurnOver"
]:
expr_object = DataStructure()
#expr_object.values.id = str(uuid.uuid1())
expr_object.values.expr = str(i)
expr_object.values.type = 'elements'
expr_object.values.layer = 0
expr_object.write_mongodb(self.mongodb)