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gcn_gen.py
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gcn_gen.py
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import tensorflow as tf
if tf.__version__.split(".")[0]=='2':
import tensorflow.compat.v1 as tf
tf.disable_v2_behavior()
import tensorflow.compat.v1.logging as logging
import numpy as np
import joblib
import time
import json
import argparse
import os
from kgcn.gcn import NumPyArangeEncoder
from kgcn.gcn import get_default_config, load_model_py
from kgcn.data_util import load_and_split_data, load_data
from kgcn.core import CoreModel
from kgcn.feed_index import construct_feed
def print_ckpt(sess, ckpt):
#checkpoint = tf.train.get_checkpoint_state(args.ckpt)
print("==", ckpt)
for var_name, _ in tf.contrib.framework.list_variables(ckpt):
var = tf.contrib.framework.load_variable(ckpt, var_name)
print(var_name, var.shape)
print("==")
def print_variables():
# print variables
print('== neural network')
vars_em = tf.get_collection(tf.GraphKeys.TRAINABLE_VARIABLES)
for v in vars_em:
print(v.name, v.shape)
print("==")
def restore_ckpt(sess, ckpt):
saver = tf.train.Saver()
tf.logging.info(f"[LOAD]{ckpt}")
try:
saver.restore(sess, ckpt)
except:
print("======LOAD ERROR======")
print_variables()
print_ckpt(sess, ckpt)
raise Exception
return saver
def get_pos_weight(data):
adjs = data.adjs
ws = []
for adj in adjs:
for ch, a in enumerate(adj):
num = a[2][0]
num_all = num*num
num_pos = len(a[0])
num_neg = num_all-num_pos
ws.append(num_neg/num_pos)
return np.mean(ws)
def get_norm(data):
adjs = data.adjs
ws = []
for adj in adjs:
for ch, a in enumerate(adj):
num = a[2][0]
num_all = num*num
num_pos = len(a[0])
num_neg = num_all-num_pos
ws.append(num_all/num_neg*2)
return np.mean(ws)
def train(sess, config):
if config["validation_dataset"] is None:
all_data, train_data, valid_data, info = load_and_split_data(config, filename=config["dataset"],
valid_data_rate=config["validation_data_rate"])
else:
print("[INFO] training")
train_data, info = load_data(config, filename=config["dataset"])
print("[INFO] validation")
valid_data, valid_info = load_data(config, filename=config["validation_dataset"])
info["graph_node_num"] = max(info["graph_node_num"], valid_info["graph_node_num"])
info["graph_num"] = info["graph_num"] + valid_info["graph_num"]
# train model
graph_index_list = []
for i in range(info["graph_num"]):
graph_index_list.append([i, i])
info.graph_index_list = graph_index_list
info.pos_weight = get_pos_weight(train_data)
info.norm = get_norm(train_data)
print(f"pos_weight={info.pos_weight}")
print(f"norm={info.norm}")
model = CoreModel(sess, config, info, construct_feed_callback=construct_feed)
load_model_py(model, config["model.py"])
vars_to_train = tf.trainable_variables()
for v in vars_to_train:
print(v)
# Training
start_t = time.time()
model.fit(train_data, valid_data)
train_time = time.time() - start_t
print(f"training time:{train_time}[sec]")
# Validation
start_t = time.time()
validation_cost, validation_accuracy, validation_prediction_data = model.pred_and_eval(valid_data)
training_cost, training_accuracy, training_prediction_data = model.pred_and_eval(train_data)
infer_time = time.time() - start_t
print(f"final cost(training ) = {training_cost}\n"
f"accuracy (training ) = {training_accuracy['accuracy']}\n"
f"final cost(validation) = {validation_cost}\n"
f"accuracy (validation) = {validation_accuracy['accuracy']}\n"
f"infer time:{infer_time}[sec]\n")
# Saving
if config["save_info_valid"] is not None:
result = {}
result["validation_cost"] = validation_cost
result["validation_accuracy"] = validation_accuracy["accuracy"]
result["train_time"] = train_time
result["infer_time"] = infer_time
save_path = config["save_info_valid"]
os.makedirs(os.path.dirname(save_path), exist_ok=True)
print(f"[SAVE] {save_path}")
with open(save_path, "w") as fp:
json.dump(result, fp, indent=4)
if config["save_info_train"] is not None:
result = {}
result["test_cost"] = training_cost
result["test_accuracy"] = training_accuracy["accuracy"]
result["train_time"] = train_time
save_path = config["save_info_train"]
os.makedirs(os.path.dirname(save_path), exist_ok=True)
print(f"[SAVE] {save_path}")
with open(save_path, "w") as fp:
json.dump(result, fp, indent=4, cls=NumPyArangeEncoder)
if "reconstruction_valid" in config:
filename = config["reconstruction_valid"]
print(os.path.dirname(filename))
os.makedirs(os.path.dirname(filename), exist_ok=True)
print(f"[SAVE] {filename}")
joblib.dump(validation_prediction_data, filename)
if "reconstruction_train" in config:
filename = config["reconstruction_train"]
os.makedirs(os.path.dirname(filename), exist_ok=True)
print(f"[SAVE] {filename}")
joblib.dump(training_prediction_data, filename)
def reconstruct(sess, config):
dataset_filename = config["dataset"]
if "dataset_test" in config:
dataset_filename = config["dataset_test"]
all_data, info = load_data(config, filename=dataset_filename)
graph_index_list = []
for i in range(all_data.num):
graph_index_list.append([i, i])
info.graph_index_list = graph_index_list
info.pos_weight = get_pos_weight(all_data)
info.norm = get_norm(all_data)
print(f"pos_weight={info.pos_weight}")
print(f"norm={info.norm}")
model = CoreModel(sess, config, info, construct_feed_callback=construct_feed)
load_model_py(model, config["model.py"], is_train=False)
vars_to_train = tf.trainable_variables()
for v in vars_to_train:
print(v)
# initialize session
restore_ckpt(sess, config["load_model"])
start_t = time.time()
cost, acc, pred_data = model.pred_and_eval(all_data)
recons_data = pred_data
"""
recons_data=[]
for i in range(3):
print(i)
cost,acc,pred_data=model.pred_and_eval(all_data)
recons_data.append(pred_data)
"""
if "reconstruction_test" in config:
filename = config["reconstruction_test"]
os.makedirs(os.path.dirname(filename), exist_ok=True)
print(f"[SAVE] {filename}")
joblib.dump(recons_data, filename)
def generate(sess, config):
dataset_filename = config["dataset"]
if "dataset_test" in config:
dataset_filename = config["dataset_test"]
all_data, info = load_data(config, filename=dataset_filename)
graph_index_list = []
for i in range(all_data.num):
graph_index_list.append([i, i])
info.graph_index_list = graph_index_list
info.pos_weight = get_pos_weight(all_data)
info.norm = get_norm(all_data)
print(f"pos_weight={info.pos_weight}")
print(f"norm={info.norm}")
model = CoreModel(sess, config, info, construct_feed_callback=construct_feed)
load_model_py(model, config["model.py"], is_train=False)
# initialize session
saver = tf.train.Saver()
#sess.run(tf.global_variables_initializer())
restore_ckpt(sess, config["load_model"])
start_t = time.time()
cost, acc, pred_data = model.pred_and_eval(all_data)
generated_data = pred_data
if "generation_test" in config:
filename = config["generation_test"]
dirname = os.path.dirname(filename)
if dirname != "":
os.makedirs(dirname, exist_ok=True)
print(f"[SAVE] {filename}")
joblib.dump(generated_data, filename)
def main():
seed = 1234
np.random.seed(seed)
tf.set_random_seed(seed)
parser = argparse.ArgumentParser()
parser.add_argument('mode', type=str,
help='train/infer')
parser.add_argument('--config', type=str,
default=None,
nargs='?',
help='config json file')
parser.add_argument('--save-config',
default=None,
nargs='?',
help='save config json file')
parser.add_argument('--no-config',
action='store_true',
help='use default setting')
parser.add_argument('--model', type=str,
default=None,
help='model')
parser.add_argument('--dataset', type=str,
default=None,
help='dataset')
parser.add_argument('--gpu', type=str,
default=None,
help='constraint gpus (default: all) (e.g. --gpu 0,2)')
parser.add_argument('--cpu',
action='store_true',
help='cpu mode (calcuration only with cpu)')
args = parser.parse_args()
# config
config = get_default_config()
if args.config is None:
pass
#parser.print_help()
#quit()
else:
print("[LOAD] ", args.config)
fp = open(args.config, 'r')
config.update(json.load(fp))
# option
if args.model is not None:
config["load_model"] = args.model
if args.dataset is not None:
config["dataset"] = args.dataset
# gpu/cpu
if args.cpu:
os.environ['CUDA_VISIBLE_DEVICES'] = ""
elif args.gpu is not None:
os.environ['CUDA_VISIBLE_DEVICES'] = args.gpu
# setup
with tf.Graph().as_default():
#with tf.Graph().as_default(), tf.device('/cpu:0'):
with tf.Session(config=tf.ConfigProto(log_device_placement=False)) as sess:
# mode
if args.mode == "train":
train(sess, config)
elif args.mode == "reconstruct":
reconstruct(sess, config)
elif args.mode == "generate":
generate(sess, config)
if args.save_config is not None:
print(f"[SAVE] {args.save_config}")
fp = open(args.save_config, "w")
json.dump(config, fp, indent=4)
if __name__ == '__main__':
main()