-
Notifications
You must be signed in to change notification settings - Fork 2
/
train_rd.py
368 lines (327 loc) · 13.4 KB
/
train_rd.py
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
#!/usr/bin/env python
"""
train.py
"""
from __future__ import division
from __future__ import print_function
import os
from functools import partial
import sys
import argparse
import ujson as json
import numpy as np
from time import time
os.environ["CUDA_VISIBLE_DEVICES"] = "0"
import torch
from torch.autograd import Variable
from torch.nn import functional as F
from models import HINGCN_GS, MyDataParallel,HINGCN_Dense
from problem import NodeProblem
from helpers import set_seeds, to_numpy
from nn_modules import aggregator_lookup, prep_lookup, sampler_lookup, edge_aggregator_lookup, \
metapath_aggregator_lookup
from lr import LRSchedule
from line_graph_models import LineGraphGCN
from LG_sage import LineGraphSage
from bipartite_random import BipartiteGCNRandom
from cling import CLING
# --
# Helpers
def set_progress(optimizer, lr_scheduler, progress):
lr = lr_scheduler(progress)
LRSchedule.set_lr(optimizer, lr)
def train_step(model, optimizer, ids, targets, loss_fn):
optimizer.zero_grad()
preds,weights = model(ids, train=True)
if weights is not None:
weights=weights.cpu().detach().numpy()
if len(weights.shape)>1 and weights.shape[0] is not 1:
weights=np.sum(weights,axis=0)/weights.shape[0]
print(weights)
loss = loss_fn(preds, targets.squeeze())
loss.backward()
# torch.nn.utils.clip_grad_norm_(model.parameters(), 5)
optimizer.step()
return loss, preds
def evaluate(model, problem, batch_size, loss_fn, mode='val'):
assert mode in ['test', 'val']
preds, acts = [], []
loss=0
for (ids, targets, _) in problem.iterate(mode=mode, shuffle=False, batch_size=batch_size):
# print(ids.shape,targets.shape)
pred, _= model(ids, train=False)
loss += loss_fn(pred, targets.squeeze()).item()
preds.append(to_numpy(pred))
acts.append(to_numpy(targets))
#
return loss, problem.metric_fn(np.vstack(acts), np.vstack(preds))
# def evaluate(model, problem, batch_size, mode='val'):
# assert mode in ['test', 'val']
# preds, acts = [], []
# for (ids, targets, _) in problem.iterate(mode=mode, shuffle=False, batch_size=batch_size):
# # print(ids.shape,targets.shape)
# preds.append(to_numpy(model(ids, train=False)))
# acts.append(to_numpy(targets))
#
# return problem.metric_fn(np.vstack(acts), np.vstack(preds))
# # --
# Args
def parse_args():
parser = argparse.ArgumentParser()
parser.add_argument('--problem-path', type=str, default='data/dblp2/')
parser.add_argument('--problem', type=str, default='dblp')
parser.add_argument('--no-cuda', action="store_true",default=False)
# Optimization params
parser.add_argument('--batch-size', type=int, default=99999)
parser.add_argument('--epochs', type=int, default=10000)
parser.add_argument('--lr-init', type=float, default=0.001)
parser.add_argument('--lr-schedule', type=str, default='constant')
parser.add_argument('--weight-decay', type=float, default=1e-4)
parser.add_argument('--dropout', type=float, default=0.5)
parser.add_argument('--batchnorm', action="store_true")
parser.add_argument('--tolerance', type=int, default=100)
parser.add_argument('--attn-dropout',type=float,default=0)
# Architecture params
parser.add_argument('--sampler-class', type=str, default='sparse_uniform_neighbor_sampler')
parser.add_argument('--prep-class', type=str, default='linear') # linear,identity
parser.add_argument('--prep-len', type=int, default=128)
parser.add_argument('--in-edge-len', type=int, default=16)
parser.add_argument('--aggregator-class', type=str, default='sum')
parser.add_argument('--edge-aggr-class', type=str, default='sum')
parser.add_argument('--mpaggr-class', type=str, default='attention')
parser.add_argument('--concat-node', action="store_true",default=False)
parser.add_argument('--concat-edge', action="store_true")
parser.add_argument('--n-head', type=int, default=4)
parser.add_argument('--k', type=int, default=10)
# parser.add_argument('--n-train-samples', type=str, default='600,600')
# parser.add_argument('--n-val-samples', type=str, default='600,600')
parser.add_argument('--output-dims', type=str, default='64,32,32,32')
parser.add_argument('--n-layer', type=int, default='2')
parser.add_argument('--train-per', type=float, default=0.4)
# Logging
parser.add_argument('--log-interval', default=1, type=int)
parser.add_argument('--seed', default=0, type=int)
parser.add_argument('--show-test', action="store_true")
# --
# Validate args
args = parser.parse_args()
args.cuda = not args.no_cuda
assert args.prep_class in prep_lookup.keys(), 'parse_args: prep_class not in %s' % str(prep_lookup.keys())
assert args.aggregator_class in aggregator_lookup.keys(), 'parse_args: aggregator_class not in %s' % str(
aggregator_lookup.keys())
assert args.batch_size > 1, 'parse_args: batch_size must be > 1'
return args
if __name__ == "__main__":
args = parse_args()
set_seeds(args.seed)
torch.backends.cudnn.enabled = True
# torch.backends.cudnn.deterministic = True
# torch.backends.cudnn.benchmark = False
# --
# Load problem
mp_index = {'dblp':['APA','APAPA','APCPA'],#
'yelp': [ 'BRKRB','BRURB'], #'BRURB',
'yago': ['MAM','MDM','MWM'],
'cora': ['PAP','PPP','PP']
}
m_index = {'dblp': 4044,
'yelp': 2599,
'yago': 451,
}
schemes = mp_index[args.problem]
device = torch.device("cuda:0" if torch.cuda.is_available() and args.cuda else "cpu")
problem = NodeProblem(problem_path=args.problem_path, problem=args.problem, device=device, schemes=schemes, K=m_index[args.problem], input_edge_dims =args.in_edge_len,train_per=args.train_per)
print('args',args.train_per)
# --
# Define model
# n_train_samples = list(map(int, args.n_train_samples.split(',')))
# n_val_samples = list(map(int, args.n_val_samples.split(',')))
output_dims = list(map(int, args.output_dims.split(',')))
model = BipartiteGCNRandom(**{
"problem": problem,
"n_mp": len(schemes),
'K': args.k,
"sampler_class": sampler_lookup[args.sampler_class],
"prep_class": prep_lookup[args.prep_class],
"prep_len": args.prep_len,
"aggregator_class": aggregator_lookup[args.aggregator_class],
"mpaggr_class": metapath_aggregator_lookup[args.mpaggr_class],
"edge_aggr_class": aggregator_lookup[args.edge_aggr_class],
"n_head": args.n_head,
"node_layer_specs": [
{
# "n_train_samples": n_train_samples[0],
# "n_val_samples": n_val_samples[0],
"output_dim": output_dims[0],
"activation": F.relu,
"concat_node": args.concat_node,
"concat_edge": args.concat_edge,
},
{
# "n_train_samples": n_train_samples[1],
# "n_val_samples": n_val_samples[1],
"output_dim": output_dims[1],
"activation": F.relu, # lambda x: x
"concat_node": args.concat_node,
"concat_edge": args.concat_edge,
},
{
# "n_train_samples": n_train_samples[1],
# "n_val_samples": n_val_samples[1],
"output_dim": output_dims[2],
"activation": F.relu, # lambda x: x
"concat_node": args.concat_node,
"concat_edge": args.concat_edge,
},
{
# "n_train_samples": n_train_samples[2],
# "n_val_samples": n_val_samples[2],
"output_dim": output_dims[3],
"activation": F.relu,
"concat_node": args.concat_node,
"concat_edge": args.concat_edge,
},
][:args.n_layer],
"edge_layer_specs": [
{
# "n_train_samples": n_train_samples[0],
# "n_val_samples": n_val_samples[0],
"output_dim": output_dims[0],
"activation": F.relu,
"concat_node": args.concat_node,
"concat_edge": args.concat_edge,
},
{
# "n_train_samples": n_train_samples[1],
# "n_val_samples": n_val_samples[1],
"output_dim": output_dims[1],
"activation": F.relu, # lambda x: x
"concat_node": args.concat_node,
"concat_edge": args.concat_edge,
},
{
# "n_train_samples": n_train_samples[1],
# "n_val_samples": n_val_samples[1],
"output_dim": output_dims[2],
"activation": F.relu, # lambda x: x
"concat_node": args.concat_node,
"concat_edge": args.concat_edge,
},
{
# "n_train_samples": n_train_samples[2],
# "n_val_samples": n_val_samples[2],
"output_dim": output_dims[3],
"activation": F.relu,
"concat_node": args.concat_node,
"concat_edge": args.concat_edge,
},
][:args.n_layer],
"dropout": args.dropout,
"batchnorm": args.batchnorm,
"attn_dropout":args.attn_dropout,
})
if args.cuda:
print("Let's use", torch.cuda.device_count(), "GPUs!")
model = torch.nn.DataParallel(model)
# model = model.half()
model = model.to(device)
# --
# Define optimizer
lr_scheduler = partial(getattr(LRSchedule, args.lr_schedule), lr_init=args.lr_init)
lr = lr_scheduler(0.0)
optimizer = torch.optim.Adam(model.parameters(), lr=lr, weight_decay=args.weight_decay)
#optimizer = torch.optim.SGD(model.parameters(), lr=lr, weight_decay=args.weight_decay,momentum=0.9)
print(model, file=sys.stdout)
if args.cuda:
print('GPU memory allocated: ', torch.cuda.memory_allocated() / 1000 / 1000 / 1000)
# --
# Train
set_seeds(args.seed)
start_time = time()
val_metric = None
tolerance = 0
best_val_loss=100000
best_val_acc=0
best_result = None
if args.lr_schedule=='cosine':
Ti=1
mult=2
Tcur=0
for epoch in range(args.epochs):
# early stopping
if tolerance > args.tolerance:
break
train_loss = 0
# Train
_ = model.train()
for ids, targets, epoch_progress in problem.iterate(mode='train', shuffle=True, batch_size=args.batch_size):
if args.lr_schedule=='cosine':
lr = lr_scheduler(Tcur + epoch_progress, epochs=Ti)
LRSchedule.set_lr(optimizer, lr)
print('learning rate:{}'.format(lr))
else:
# set_progress(optimizer, lr_scheduler, (epoch + epoch_progress) / args.epochs)
pass
loss, preds = train_step(
model=model,
optimizer=optimizer,
ids=ids,
targets=targets,
loss_fn=problem.loss_fn,
)
train_loss += loss.item()
train_metric = problem.metric_fn(to_numpy(targets), to_numpy(preds))
#print(json.dumps({
# "epoch": epoch,
# "epoch_progress": epoch_progress,
# "train_metric": train_metric,
# "time": time() - start_time,
#}, double_precision=5))
#sys.stdout.flush()
print(json.dumps({
"epoch": epoch,
"time": time() - start_time,
"train_loss": train_loss,
}, double_precision=5))
sys.stdout.flush()
#update learning rate for cosine annealing
if args.lr_schedule=='cosine':
if Tcur%Ti==0 and Tcur>0:
Ti*=mult
Tcur=0
else:
Tcur+=1
# Evaluate
if epoch % args.log_interval == 0:
_ = model.eval()
loss, val_metric = evaluate(model, problem, batch_size=args.batch_size, mode='val',loss_fn=problem.loss_fn,)
_, test_metric =evaluate(model, problem, batch_size=args.batch_size, mode='test',loss_fn=problem.loss_fn,)
if val_metric['accuracy']>best_val_acc or (val_metric['accuracy']==best_val_acc and loss < best_val_loss):
tolerance = 0
best_val_loss = loss
best_val_acc = val_metric['accuracy']
best_result = json.dumps({
"epoch": epoch,
"val_loss": loss,
"val_metric": val_metric,
"test_metric": test_metric,
}, double_precision=5)
else:
tolerance+=1
print(json.dumps({
"epoch": epoch,
"val_loss": loss,
"val_metric": val_metric,
"test_metric": test_metric,
"tolerance:": tolerance,
}, double_precision=5))
sys.stdout.flush()
print('-- done --')
print(best_result)
print(best_result, file=sys.stderr)
sys.stdout.flush()
# if args.show_test:
# _ = model.eval()
# print(json.dumps({
# "test_metric": evaluate(model, problem, batch_size=args.batch_size, mode='test',loss_fn=problem.loss_fn,)
# }, double_precision=5))