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language_translation_ParallelTrain.py
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language_translation_ParallelTrain.py
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import argparse, sys, copy, os
from transformers import RobertaTokenizer, T5ForConditionalGeneration, AutoTokenizer
from evaluation.compute_compilationErr_strtEnd import computeErrMetric_forPredFile
from timeit import default_timer as timer
import pandas as pd
from torch.utils.data import Dataset, DataLoader
from sklearn.model_selection import train_test_split
from torch import Tensor
import torch
import torch.nn as nn
from torch.nn import Transformer
import math
import numpy as np
import random
import LT_utils_CFLoss
import wandb
from accelerate import Accelerator
import subprocess, shutil
import re, time
from itertools import islice
import pytorch_lightning as pl
from torchmetrics import Metric
import cProfile, pstats, io
from os import listdir
from os.path import isfile, join
#os.environ["WANDB_START_METHOD"] = "thread"
def set_seed(seed):
random.seed(seed)
np.random.seed(seed)
torch.manual_seed(seed)
if torch.cuda.is_available():
torch.cuda.manual_seed_all(seed)
def modifiedPrint(*stringsToPrint):
for arg in stringsToPrint:
print (arg, end=" ", flush=True)
print ("", flush=True)
def argParse_helperFunc():
#=================== SETTING ARGPARSE ARGUMENTS ====================
parser = argparse.ArgumentParser()
parser.add_argument('--cf_mode', type=int, required=False, default="0")
parser.add_argument('--cf_weight', type=float, required=False, default="0.5") #BETWEEN 0 AND 1
parser.add_argument('--model_name', type=str, required=False, default="NA")
parser.add_argument('--model_tag', type=str, required=False, default="NA")
parser.add_argument('--model_notes', type=str, required=False, default="NA")
parser.add_argument('--src_lang', type=str, required=True, choices=["java", "python"])
parser.add_argument('--dest_lang', type=str, required=True, choices=["java", "python"])
parser.add_argument('--num_epochs', type=int, required=False, default=200)
parser.add_argument('--num_nodes', type=int, required=True, default=1)
parser.add_argument('--num_gpus_per_node', type=int, required=True, default=1)
parser.add_argument('--num_cpu_workers', type=int, required=True, default=1)
parser.add_argument('--batch_size', type=int, required=True, default=8)
parser.add_argument('--writeDir', type=str, required=True)
args = parser.parse_args()
if (not args.cf_mode):
args.cf_weight = 0
assert (args.cf_weight <= 1) and (args.cf_weight >= 0)
modifiedPrint(args)
return args
#==================== SETTING UP CUSTOM DATASET ====================
class CustomDataset(Dataset):
def __init__(self, dataframe):
self.dataframe = dataframe
def __getitem__(self, index):
input_ids_src = self.dataframe.loc[index, "input_ids_src"]
input_ids_tgt = self.dataframe.loc[index, "input_ids_tgt"]
probID = self.dataframe.loc[index, "probID"]
return input_ids_src, input_ids_tgt, probID
def __len__(self):
return len(self.dataframe)
#================== CUSTOM METRIC ======================
class CodeQualityMetrics(Metric):
def __init__(self, transformerTokenizer, writeDir, DEST_LANG):
super().__init__()
self.transformerTokenizer = transformerTokenizer
self.writeDir = writeDir
self.DEST_LANG = DEST_LANG
self.add_state("totalSamples", default = torch.tensor(0, dtype = torch.int), dist_reduce_fx = "sum")
self.add_state("allPredList", default = [], dist_reduce_fx = None)
self.add_state("allTargList", default = [], dist_reduce_fx = None)
self.add_state("allIDList", default = [], dist_reduce_fx = None)
self.add_state("loss_sum", default = torch.tensor(0, dtype = torch.float), dist_reduce_fx = "sum")
self.add_state("compilation_succ_sum", default = torch.tensor(0, dtype = torch.float), dist_reduce_fx = "sum")
self.add_state("runtimeEqCount_sum", default = torch.tensor(0, dtype = torch.float), dist_reduce_fx = "sum")
self.add_state("bleu_sum", default = torch.tensor(0, dtype = torch.float), dist_reduce_fx = "sum")
self.add_state("exact_match_sum", default = torch.tensor(0, dtype = torch.float), dist_reduce_fx = "sum")
self.add_state("ngram_sum", default = torch.tensor(0, dtype = torch.float), dist_reduce_fx = "sum")
self.add_state("weighted_ngram_sum", default = torch.tensor(0, dtype = torch.float), dist_reduce_fx = "sum")
self.add_state("syntax_sum", default = torch.tensor(0, dtype = torch.float), dist_reduce_fx = "sum")
self.add_state("dataflow_sum", default = torch.tensor(0, dtype = torch.float), dist_reduce_fx = "sum")
self.add_state("codebleu_sum", default = torch.tensor(0, dtype = torch.float), dist_reduce_fx = "sum")
self.add_state("errStrtMetric_sum", default = torch.tensor(0, dtype = torch.float), dist_reduce_fx = "sum")
def _calcMetrics(self, pathPrediction, pathReference, pathID, writeDirTmp):
# calculate errStrtMetric
errStrtMetric = computeErrMetric_forPredFile(pathPrediction,
self.DEST_LANG, writeDirTmp) #-------CHECK WRITE PATH, GPU SPECIFIC
# evaluate, checking compiling rate
command1 = ["python", "./AVATAR_data/evaluation/compile.py",
"--input_file", pathPrediction,
"--language", self.DEST_LANG,
"--writeDir", writeDirTmp]
# evaluate, checking BLEU score
command2 = ["python", "./AVATAR_data/evaluation/evaluator.py",
"--references", pathReference,
"--txt_ref",
"--predictions", pathPrediction,
"--language", self.DEST_LANG]
# evaluate, checking CodeBLEU score
command3 = ["python", "./AVATAR_data/evaluation/CodeBLEU/calc_code_bleu.py",
"--ref", pathReference,
"--txt_ref",
"--hyp", pathPrediction,
"--lang", self.DEST_LANG]
# evaluate, checking runtime equivalence score
command4 = ["python", "./AVATAR_data/data_LARGE/runtimeEquivalence_corrections/check_runtimeOutput.py",
"--input_file", pathPrediction,
"--id_file", pathID,
"--language", self.DEST_LANG,
"--writeDir", writeDirTmp]
#print ("\n\n\n\nXXXXX\n\n\n", " ".join(command4))
allCommands = "; ".join([" ".join(command1), " ".join(command2), " ".join(command3),
" ".join(command4)])
p = subprocess.run(allCommands, capture_output = True, shell = True)
all_stdout = p.stdout.decode()
#print ("\n\n", all_stdout, "\n\n")
compilation_succ, bleu, exact_match, ngram, weighted_ngram, \
syntax, dataflow, codebleu, runtimeEqCount = -1,-1,-1,-1,-1,-1,-1,-1,-1
match = re.search('Success - (\d+)', all_stdout)
if match: compilation_succ = int(match.group(1))
match = re.search('BLEU:\s*(\d+\.\d+)', all_stdout)
if match: bleu = float(match.group(1))
match = re.search('Exact Match:\s*(\d+\.\d+)', all_stdout)
if match: exact_match = float(match.group(1))
match = re.search('Ngram match:\s*(\d+\.\d+)', all_stdout)
if match: ngram = float(match.group(1))
match = re.search('Weighted ngram:\s*(\d+\.\d+)', all_stdout)
if match: weighted_ngram = float(match.group(1))
match = re.search('Syntax match:\s*(\d+\.\d+)', all_stdout)
if match: syntax = float(match.group(1))
match = re.search('Dataflow match:\s*(\d+\.\d+)', all_stdout)
if match: dataflow = float(match.group(1))
match = re.search('CodeBLEU score:\s*(\d+\.\d+)', all_stdout)
if match: codebleu = float(match.group(1))
match = re.search('Success-RuntimeEq - (\d+)', all_stdout)
if match: runtimeEqCount = float(match.group(1))
return {"compilation_succ": compilation_succ,
"bleu": bleu,
"exact_match": exact_match,
"ngram": ngram,
"weighted_ngram": weighted_ngram,
"syntax": syntax,
"dataflow": dataflow,
"codebleu": codebleu,
"errStrtMetric": errStrtMetric,
"runtimeEqCount": runtimeEqCount}
def savePredictions(pred_oneLineCodeList, target_oneLineCodeList, probIDs, tempFolderNm, suffixStr = None):
if suffixStr is not None:
suffixStr = "_" + suffixStr
else:
suffixStr = ""
savePathPred = os.path.join(tempFolderNm, 'PRED{}.txt'.format(suffixStr))
savePathTarget = os.path.join(tempFolderNm, 'TARG{}.txt'.format(suffixStr))
savePathID = os.path.join(tempFolderNm, 'ID{}.txt'.format(suffixStr))
#assert not os.path.exists(savePathPred)
with open(savePathPred, 'w') as f:
for i in range(len(pred_oneLineCodeList)):
if i != len(pred_oneLineCodeList) - 1:
f.write(pred_oneLineCodeList[i])
f.write('\n')
else:
f.write(pred_oneLineCodeList[i])
#assert not os.path.exists(savePathTarget)
with open(savePathTarget, 'w') as f:
for i in range(len(target_oneLineCodeList)):
if i != len(target_oneLineCodeList) - 1:
f.write(target_oneLineCodeList[i])
f.write('\n')
else:
f.write(target_oneLineCodeList[i])
if probIDs is not None:
with open(savePathID, 'w') as f:
for i in range(len(probIDs)):
if i != len(probIDs) - 1:
f.write(probIDs[i])
f.write('\n')
else:
f.write(probIDs[i])
return savePathPred, savePathTarget, savePathID
def _removePredictions(self, predPath, targetPath, IDPath):
assert os.path.exists(predPath)
os.remove(predPath)
assert os.path.exists(targetPath)
os.remove(targetPath)
assert os.path.exists(IDPath)
os.remove(IDPath)
return True
def update(self, preds: torch.Tensor, loss: float, target: torch.Tensor, probIDs,
batch_idx: int, epochNum: int, device_id: str):
predIDList = [preds[i,:] for i in range (preds.size()[0])]
targIDList = [target[i,:] for i in range (target.size()[0])]
self.allPredList.extend(predIDList)
self.allTargList.extend(targIDList)
self.allIDList.extend(probIDs)
time_rand_str = "metricCalc_" + str(int(round(time.time() * 1000))) + "_" + \
str(random.randint(1000,9999)) + \
"_batch{}_epoch{}_device{}".format(
batch_idx, epochNum, device_id)
tempFolderNm = os.path.join(self.writeDir, time_rand_str)
os.makedirs(tempFolderNm, exist_ok = False)
#print ("\n\n\n\n\n\nZZZZZZ\n\n\n", self.writeDir, time_rand_str, tempFolderNm)
assert preds.shape == target.shape #batch_size * 512
decodedPredList = self.transformerTokenizer.batch_decode(predIDList, skip_special_tokens = True,
clean_up_tokenization_spaces = False)
decodedTargetList = self.transformerTokenizer.batch_decode(targIDList, skip_special_tokens = True,
clean_up_tokenization_spaces = False)
#print ("\n\n\n\n\n\nYYYYYYY\n\n\n", probIDs)
savePathPred, savePathTarget, savePathID = CodeQualityMetrics.savePredictions(decodedPredList,
decodedTargetList,
probIDs, tempFolderNm)
mets = self._calcMetrics(savePathPred, savePathTarget, savePathID, tempFolderNm)
self._removePredictions(savePathPred, savePathTarget, savePathID)
numSamplesInBatch = target.size(dim = 0)
self.totalSamples += numSamplesInBatch
self.compilation_succ_sum += mets["compilation_succ"] #NOTE: no mult by numSamplesInBatch here (bcos count)
self.bleu_sum += mets["bleu"] * numSamplesInBatch
self.exact_match_sum += mets["exact_match"] * numSamplesInBatch
self.ngram_sum += mets["ngram"] * numSamplesInBatch
self.weighted_ngram_sum += mets["weighted_ngram"] * numSamplesInBatch
self.syntax_sum += mets["syntax"] * numSamplesInBatch
self.dataflow_sum += mets["dataflow"] * numSamplesInBatch
self.codebleu_sum += mets["codebleu"] * numSamplesInBatch
self.errStrtMetric_sum += mets["errStrtMetric"] * numSamplesInBatch
self.runtimeEqCount_sum += mets["runtimeEqCount"] #NOTE: no mult by numSamplesInBatch here
self.loss_sum += loss * numSamplesInBatch
assert os.path.exists(tempFolderNm)
shutil.rmtree(tempFolderNm)
def compute(self, dataPartition = "", epochNum = "INIT", deviceID = "gpu"):
metsOverall = {}
metsOverall["{}_numSamples".format(dataPartition)] = self.totalSamples.detach().cpu()
metsOverall["{}_compilation_succ".format(dataPartition)] = self.compilation_succ_sum.detach().cpu()
metsOverall["{}_runtimeEquiv_succ".format(dataPartition)] = self.runtimeEqCount_sum.detach().cpu()
metsOverall["{}_bleu".format(dataPartition)] = (self.bleu_sum.float() / self.totalSamples).detach().cpu()
metsOverall["{}_exact_match".format(dataPartition)] = (self.exact_match_sum.float() / self.totalSamples).detach().cpu()
metsOverall["{}_ngram_match".format(dataPartition)] = (self.ngram_sum.float() / self.totalSamples).detach().cpu()
metsOverall["{}_weighted_ngram".format(dataPartition)] = (self.weighted_ngram_sum.float() / self.totalSamples).detach().cpu()
metsOverall["{}_syntax_match".format(dataPartition)] = (self.syntax_sum.float() / self.totalSamples).detach().cpu()
metsOverall["{}_dataflow_match".format(dataPartition)] = (self.dataflow_sum.float() / self.totalSamples).detach().cpu()
metsOverall["{}_codebleu".format(dataPartition)] = (self.codebleu_sum.float() / self.totalSamples).detach().cpu()
metsOverall["{}_mean_errStrtByProgLen".format(dataPartition)] = (self.errStrtMetric_sum.float() / self.totalSamples).detach().cpu()
metsOverall["{}_loss".format(dataPartition)] = (self.loss_sum.float() / self.totalSamples).detach().cpu()
epochPath = os.path.join(self.writeDir, "epoch_{}".format(epochNum))
os.makedirs(epochPath, exist_ok=True)
allDecodedPredList = self.transformerTokenizer.batch_decode(torch.stack(self.allPredList),
skip_special_tokens = True,
clean_up_tokenization_spaces = False)
allDecodedTargList = self.transformerTokenizer.batch_decode(torch.stack(self.allTargList),
skip_special_tokens = True,
clean_up_tokenization_spaces = False)
savePathPred, savePathTarget, savePathID = CodeQualityMetrics.savePredictions(allDecodedPredList, allDecodedTargList,
None, epochPath,
"{}_epoch{}_{}".format(dataPartition, epochNum, deviceID))
return metsOverall
#==================== TOKENIZE DATA & DATALOADER STUFFS ====================
class CodeTranslationDataModule(pl.LightningDataModule):
def __init__(self, src_lang, dest_lang, tokenizer, pathDict, writeDir, DEBUG_FLAG,
train_batch_size, eval_batch_size, num_cpu_workers):
super().__init__()
self.src_lang = src_lang
self.dest_lang = dest_lang
self.tokenizer = tokenizer
self.pathDict = pathDict
self.writeDir = writeDir
self.DEBUG_FLAG = DEBUG_FLAG
self.train_bs = train_batch_size
self.eval_bs = eval_batch_size
self.num_cpu_workers = num_cpu_workers
self.train_data = None
self.val_data = None
self.test_data = None
self.testRefPath = self.writeDir + '/{}_testReferences.txt'.format(self.dest_lang)
self.valRefPath = self.writeDir + '/{}_valReferences.txt'.format(self.dest_lang)
def prepare_data(self):
#------------------ SETTING DATA PATHS ------------------
if (self.src_lang == 'java') and (self.dest_lang == 'python'):
TxDirectionKey = 'java2py'
elif (self.src_lang == 'python') and (self.dest_lang == 'java'):
TxDirectionKey = 'py2java'
else:
sys.exit(0)
if self.DEBUG_FLAG:
TxDirectionKey += "_debug"
path_AVATAR_training_data_source = self.pathDict[TxDirectionKey]['train_source']
path_AVATAR_training_data_reference = self.pathDict[TxDirectionKey]['train_ref']
path_AVATAR_training_data_id = self.pathDict[TxDirectionKey]['train_id']
path_AVATAR_validate_data_source = self.pathDict[TxDirectionKey]['val_source']
path_AVATAR_validate_data_reference = self.pathDict[TxDirectionKey]['val_ref']
path_AVATAR_validate_data_id = self.pathDict[TxDirectionKey]['val_id']
path_AVATAR_test_data_source = self.pathDict[TxDirectionKey]['test_source']
path_AVATAR_test_data_reference = self.pathDict[TxDirectionKey]['test_ref']
path_AVATAR_test_data_id = self.pathDict[TxDirectionKey]['test_id']
path_valReference = self.valRefPath
path_testReference = self.testRefPath
shutil.copy(path_AVATAR_validate_data_reference, path_valReference) #overwrites if already present
shutil.copy(path_AVATAR_test_data_reference, path_testReference) #overwrites if already present
#------------------ READING DATA ------------------
src_training_data = []
dest_training_data = []
src_validate_data = []
dest_validate_data = []
ids_validate = []
src_test_data = []
dest_test_data = []
ids_test = []
modifiedPrint("Started reading dataset...\n")
with open(path_AVATAR_training_data_source, 'r') as f:
while True:
line = f.readline()
if not line:
break
src_training_data.append(line.strip().replace("\t", " "))
f.close()
with open(path_AVATAR_training_data_reference, 'r') as f:
while True:
line = f.readline()
if not line:
break
dest_training_data.append(line.strip().replace("\t", " "))
f.close()
assert len(src_training_data) == len(dest_training_data)
training_dataset = list(zip(src_training_data, dest_training_data))
with open(path_AVATAR_validate_data_source, 'r') as f:
while True:
line = f.readline()
if not line:
break
src_validate_data.append(line.strip().replace("\t", " "))
f.close()
with open(path_AVATAR_validate_data_reference, 'r') as f:
while True:
line = f.readline()
if not line:
break
dest_validate_data.append(line.strip().replace("\t", " "))
f.close()
with open(path_AVATAR_validate_data_id, 'r') as f:
while True:
line = f.readline()
if not line:
break
ids_validate.append(line.strip().replace("\t", " "))
f.close()
assert len(src_validate_data) == len(dest_validate_data)
assert len(dest_validate_data) == len(ids_validate)
validate_dataset = list(zip(src_validate_data, dest_validate_data, ids_validate))
with open(path_AVATAR_test_data_source, 'r') as f:
while True:
line = f.readline()
if not line:
break
src_test_data.append(line.strip().replace("\t", " "))
f.close()
with open(path_AVATAR_test_data_reference, 'r') as f:
while True:
line = f.readline()
if not line:
break
dest_test_data.append(line.strip().replace("\t", " "))
f.close()
with open(path_AVATAR_test_data_id, 'r') as f:
while True:
line = f.readline()
if not line:
break
ids_test.append(line.strip().replace("\t", " "))
f.close()
assert len(src_test_data) == len(dest_test_data)
assert len(dest_test_data) == len(ids_test)
test_dataset = list(zip(src_test_data, dest_test_data, ids_test))
modifiedPrint ("\n-----------------------")
modifiedPrint(" Dataset Details: ")
modifiedPrint("-----------------------")
modifiedPrint("# of Training samples:", len(training_dataset))
modifiedPrint("# of Validation samples:", len(validate_dataset))
modifiedPrint("# of Test samples:", len(test_dataset))
modifiedPrint("-----------------------\n")
tokenized_train = [(LT_utils_CFLoss.tokenize_code(sample[0], self.tokenizer).flatten(),
LT_utils_CFLoss.tokenize_code(sample[1], self.tokenizer).flatten(),
0) for #NOTE: put 0 here, to reduce memory
sample in training_dataset]
tokenized_val = [(LT_utils_CFLoss.tokenize_code(sample[0], self.tokenizer).flatten(),
LT_utils_CFLoss.tokenize_code(sample[1], self.tokenizer).flatten(),
sample[2]) for
sample in validate_dataset]
tokenized_test = [(LT_utils_CFLoss.tokenize_code(sample[0], self.tokenizer).flatten(),
LT_utils_CFLoss.tokenize_code(sample[1], self.tokenizer).flatten(),
sample[2]) for
sample in test_dataset]
df_tokenized_train = pd.DataFrame(tokenized_train, columns=["input_ids_src", "input_ids_tgt", "probID"])
df_tokenized_val = pd.DataFrame(tokenized_val, columns=["input_ids_src", "input_ids_tgt", "probID"])
df_tokenized_test = pd.DataFrame(tokenized_test, columns=["input_ids_src", "input_ids_tgt", "probID"])
modifiedPrint("\n----- Train DataFrame -----\n")
modifiedPrint(df_tokenized_train.iloc[0]["input_ids_src"].shape)
modifiedPrint(df_tokenized_train)
modifiedPrint("\n----- Valid DataFrame -----\n")
modifiedPrint(df_tokenized_val.iloc[0]["input_ids_src"].shape)
modifiedPrint(df_tokenized_val)
modifiedPrint("\n----- Test DataFrame -----\n")
modifiedPrint(df_tokenized_test.iloc[0]["input_ids_src"].shape)
modifiedPrint(df_tokenized_test)
df_tokenized_train.to_pickle(os.path.join(self.writeDir, "df_tokenized_train.pkl"))
df_tokenized_val.to_pickle(os.path.join(self.writeDir, "df_tokenized_val.pkl"))
df_tokenized_test.to_pickle(os.path.join(self.writeDir, "df_tokenized_test.pkl"))
df_tokenized_train.to_csv(os.path.join(self.writeDir, "df_tokenized_train.csv"),
encoding='utf-8')
df_tokenized_val.to_csv(os.path.join(self.writeDir, "df_tokenized_val.csv"),
encoding='utf-8')
df_tokenized_test.to_csv(os.path.join(self.writeDir, "df_tokenized_test.csv"),
encoding='utf-8')
def setup(self, stage = None):
if (stage == "fit") or (stage is None):
df_tokenized_train = pd.read_pickle(os.path.join(self.writeDir, "df_tokenized_train.pkl"))
df_tokenized_val = pd.read_pickle(os.path.join(self.writeDir, "df_tokenized_val.pkl"))
self.train_data = CustomDataset(dataframe = df_tokenized_train)
self.val_data = CustomDataset(dataframe = df_tokenized_val)
if (stage == "test") or (stage is None):
df_tokenized_test = pd.read_pickle(os.path.join(self.writeDir, "df_tokenized_test.pkl"))
self.test_data = CustomDataset(dataframe = df_tokenized_test)
def train_dataloader(self):
train_dataloader = DataLoader(self.train_data, batch_size = self.train_bs,
num_workers = self.num_cpu_workers, shuffle = True,
pin_memory = True, persistent_workers = True)
return train_dataloader
def val_dataloader(self):
val_dataloader = DataLoader(self.val_data, batch_size = self.eval_bs,
num_workers = self.num_cpu_workers, shuffle = False,
pin_memory = True, persistent_workers = True)
return val_dataloader
def test_dataloader(self):
test_dataloader = DataLoader(self.test_data, batch_size = self.eval_bs,
num_workers = self.num_cpu_workers, shuffle = False,
pin_memory = True, persistent_workers = True)
return test_dataloader
#================== MODEL ======================
def getTokenizer(tokenizer_name_or_path):
tokenizer = RobertaTokenizer.from_pretrained(tokenizer_name_or_path)
return tokenizer
class T5FineTuner(pl.LightningModule):
def __init__(self, hparams, tokenizer):
super(T5FineTuner, self).__init__()
self.hparams.update(hparams)
self.model = T5ForConditionalGeneration.from_pretrained(self.hparams.model_name_or_path)
self.tokenizer = tokenizer
self.UNK_IDX, self.PAD_IDX, self.BOS_IDX, self.EOS_IDX = \
self.tokenizer.convert_tokens_to_ids(self.tokenizer.unk_token), \
self.tokenizer.convert_tokens_to_ids(self.tokenizer.pad_token), \
self.tokenizer.convert_tokens_to_ids(self.tokenizer.bos_token), \
self.tokenizer.convert_tokens_to_ids(self.tokenizer.eos_token)
self.loss_fn = torch.nn.CrossEntropyLoss(ignore_index = self.PAD_IDX, reduction='none')
#https://github.com/huggingface/transformers/issues/12763
self.model.resize_token_embeddings(len(self.tokenizer))
self.TGT_VOCAB_SIZE = len(self.tokenizer)
#metrics
self.valid_mets = CodeQualityMetrics(self.tokenizer, self.hparams.writeDir, self.hparams.DEST_LANG)
self.test_mets = CodeQualityMetrics(self.tokenizer, self.hparams.writeDir, self.hparams.DEST_LANG)
self.testMetsDict_forCallback = {}
#best val metrics
#self.least_val_loss = [math.inf, False]
#self.highest_val_compSucc = [-1, False]
def forward(self, source_ids, source_mask=None, target_ids=None, target_mask=None):
return self.model(
input_ids=source_ids,
attention_mask=source_mask,
labels=target_ids,
decoder_attention_mask=target_mask)
def _TRstep(self, src, dest, batch_idx, use_CF):
outputs = self(source_ids = src,
source_mask = src.ne(self.tokenizer.pad_token_id),
target_ids = dest,
target_mask = dest.ne(self.tokenizer.pad_token_id)
)
logits = outputs.logits
logits = torch.transpose(logits, 0, 1)
pred_tokens_ids = torch.argmax(logits, dim=2)
#print ("pred_tokens_ids", pred_tokens_ids)
loss = self.loss_fn(logits.reshape(-1, logits.shape[-1]), torch.transpose(dest, 0, 1).reshape(-1))
if self.hparams.PERFORMANCE_CHCK_FLAG:
pr.enable()
if use_CF:
if (self.hparams.DEST_LANG == 'python'):
CFloss_allProgs = LT_utils_CFLoss.create_compiler_loss_forBatch(pred_tokens_ids.cpu().numpy(),
'python',
self.tokenizer, self.hparams.writeDir,
self.BOS_IDX, False, str(self.global_rank))
elif (self.hparams.DEST_LANG == 'java'):
CFloss_allProgs = LT_utils_CFLoss.create_compiler_loss_forBatch(pred_tokens_ids.cpu().numpy(),
'java',
self.tokenizer, self.hparams.writeDir,
self.BOS_IDX, False, str(self.global_rank))
assert CFloss_allProgs.shape[0] * self.hparams.max_sent_len == loss.shape[0]
CFloss_allProgs_rptNumTokTimes = np.repeat(CFloss_allProgs, int(loss.shape[0]/CFloss_allProgs.shape[0]))
CFloss_tensor = torch.tensor(CFloss_allProgs_rptNumTokTimes, dtype=torch.float32).to(self.device)
loss = (1 - self.hparams.cf_weight) * loss + self.hparams.cf_weight * CFloss_tensor
if self.hparams.PERFORMANCE_CHCK_FLAG:
pr.disable()
return loss.mean()
def training_step(self, batch, batch_idx):
src, dest = batch[0], batch[1]
start_time = timer()
train_loss = self._TRstep(src, dest, batch_idx, use_CF = self.hparams.use_compiler_feedback)
end_time = timer()
self.log("train_loss", train_loss, on_step = False, on_epoch = True, prog_bar = True, sync_dist=True)
return train_loss
#def on_validation_epoch_start(self):
# self.valid_mets.reset()
def validation_step(self, batch, batch_idx):
#print ("\n\nDEVICE: ", self.device, "global_rank", self.global_rank)
src, dest, probIDs = batch[0], batch[1], batch[2]
pred_tokens_ids_fromModel = (self.model.generate(
input_ids = src,
attention_mask = src.ne(self.tokenizer.pad_token_id),
max_length = self.hparams.max_sent_len
)).transpose(0, 1)
pred_tokens_ids = torch.ones(self.hparams.max_sent_len, pred_tokens_ids_fromModel.shape[1],
dtype = torch.int64, device = self.device) * self.PAD_IDX
pred_tokens_ids[:pred_tokens_ids_fromModel.shape[0], :pred_tokens_ids_fromModel.shape[1]] = \
pred_tokens_ids_fromModel
logits = torch.nn.functional.one_hot(pred_tokens_ids, num_classes = self.TGT_VOCAB_SIZE).to(torch.float32)
loss = self.loss_fn(logits.reshape(-1, logits.shape[-1]), torch.transpose(dest, 0, 1).reshape(-1)).mean()
mets = self.valid_mets(torch.t(pred_tokens_ids), loss, dest, probIDs,
batch_idx, self.current_epoch, str(self.global_rank))
return loss
def validation_epoch_end(self, outputs):
metsDict = self.valid_mets.compute(dataPartition = "val", epochNum = self.current_epoch,
deviceID = self.global_rank)
'''
if (not self.least_val_loss[1]) and (metsDict["val_loss"] <= self.least_val_loss[0]):
self.least_val_loss = [metsDict["val_loss"], True]
if (not self.highest_val_compSucc[1]) and \
(metsDict["val_compilation_succ"] >= self.highest_val_compSucc[0]):
self.highest_val_compSucc = [metsDict["val_compilation_succ"], True]
'''
for key in metsDict:
self.log(key, metsDict[key], on_step = False, on_epoch = True,
sync_dist = True, prog_bar = True)
self.valid_mets.reset()
def test_step(self, batch, batch_idx):
src, dest, probIDs = batch[0], batch[1], batch[2]
pred_tokens_ids_fromModel = (self.model.generate(
input_ids = src,
attention_mask = src.ne(self.tokenizer.pad_token_id),
max_length = self.hparams.max_sent_len
)).transpose(0, 1)
pred_tokens_ids = torch.ones(self.hparams.max_sent_len, pred_tokens_ids_fromModel.shape[1],
dtype = torch.int64, device = self.device) * self.PAD_IDX
pred_tokens_ids[:pred_tokens_ids_fromModel.shape[0], :pred_tokens_ids_fromModel.shape[1]] = \
pred_tokens_ids_fromModel
logits = torch.nn.functional.one_hot(pred_tokens_ids, num_classes = self.TGT_VOCAB_SIZE).to(torch.float32)
loss = self.loss_fn(logits.reshape(-1, logits.shape[-1]), torch.transpose(dest, 0, 1).reshape(-1)).mean()
mets = self.test_mets(torch.t(pred_tokens_ids), loss, dest, probIDs,
batch_idx, self.current_epoch, str(self.global_rank))
return loss
def test_epoch_end(self, outputs):
metsDict = self.test_mets.compute(dataPartition = "test", epochNum = -1,
deviceID = self.global_rank)
self.testMetsDict_forCallback = copy.deepcopy(metsDict)
self.test_mets.reset()
def configure_optimizers(self):
#Prepare optimizer and schedule (linear warmup and decay)
optimizer = torch.optim.Adam(self.parameters(), lr=0.0001, betas=(0.9, 0.98), eps=1e-9)
return optimizer
class CustomTestCallback(pl.Callback):
def on_test_epoch_start(self, trainer, pl_module):
shutil.rmtree(os.path.join(pl_module.hparams.writeDir, "epoch_-1"), ignore_errors = True)
def on_test_epoch_end(self, trainer, pl_module):
global TEST_EPOCH_NUM
pl_module.testMetsDict_forCallback["epoch"] = TEST_EPOCH_NUM
trainer.logger.experiment.log(pl_module.testMetsDict_forCallback)
pl_module.testMetsDict_forCallback = {}
tmpEpoch_Path = os.path.join(pl_module.hparams.writeDir, "epoch_-1")
fileList = [os.path.join(tmpEpoch_Path, f)
for f in listdir(tmpEpoch_Path)
if (isfile(join(tmpEpoch_Path, f)) and f.endswith(".txt"))]
for filePath in fileList:
newFilePath = filePath.replace("epoch_-1", "epoch_{}".format(TEST_EPOCH_NUM)).replace(
"epoch-1", "epoch{}".format(TEST_EPOCH_NUM))
newFolder = os.path.join(pl_module.hparams.writeDir, "epoch_{}".format(TEST_EPOCH_NUM))
if not os.path.exists(newFolder): os.makedirs(newFolder, exist_ok = True)
shutil.copyfile(filePath, newFilePath)
'''
class CustomValCallback(pl.Callback):
def setup(self, trainer, pl_module, stage):
if stage in ("fit", "validate"):
# setup the predict data even for fit/validate, as we will call it during `on_validation_epoch_end`
trainer.datamodule.setup("test")
pass
def on_validation_epoch_end(self, trainer, pl_module):
if trainer.sanity_checking: # optional skip
return
if (pl_module.least_val_loss[1] or pl_module.highest_val_compSucc[1]):
print ("Either val-loss ({}) decreased or val-compilationSucc ({}) increased...Starting test".format(
pl_module.least_val_loss[0], pl_module.highest_val_compSucc[0]))
test_dataloader = trainer._data_connector._test_dataloader_source.dataloader()
trainer.test(pl_module, test_dataloader)
pl_module.least_val_loss[1] = False
pl_module.highest_val_compSucc[1] = False
'''
#================== MAIN ======================
if __name__ == '__main__':
DEBUG_FLAG = False
PERFORMANCE_CHCK_FLAG = False
if PERFORMANCE_CHCK_FLAG:
pr = cProfile.Profile()
#--------------- SETTING SEED, CURRENT REPO AND ARGS ----------------
set_seed(7)
current_repo = os.path.abspath(os.getcwd()) or "./"
args = argParse_helperFunc()
#--------------- INITIALIZING TOKENIZER ----------------
tokenizer = getTokenizer(os.path.join(args.writeDir, "tokenizer"))
#--------------- TRAINING ----------------
train_bs = args.batch_size
eval_bs = args.batch_size
pathDict = {
'java2py': {
'train_source': current_repo + '/AVATAR_data/data_LARGE/train.java-python.java',
'train_ref': current_repo + '/AVATAR_data/data_LARGE/train.java-python.python',
'train_id': current_repo + '/AVATAR_data/data_LARGE/train.java-python.id',
'val_source': current_repo + '/AVATAR_data/data_LARGE/valid.java-python.java',
'val_ref': current_repo + '/AVATAR_data/data_LARGE/valid.java-python.python',
'val_id': current_repo + '/AVATAR_data/data_LARGE/valid.java-python.id',
'test_source': current_repo + '/AVATAR_data/data_LARGE/test.java-python.java',
'test_ref': current_repo + '/AVATAR_data/data_LARGE/test.java-python.python',
'test_id': current_repo + '/AVATAR_data/data_LARGE/test.java-python.id'
},
'py2java': {
'train_source': current_repo + '/AVATAR_data/data_LARGE/train.java-python.python',
'train_ref': current_repo + '/AVATAR_data/data_LARGE/train.java-python.java',
'train_id': current_repo + '/AVATAR_data/data_LARGE/train.java-python.id',
'val_source': current_repo + '/AVATAR_data/data_LARGE/valid.java-python.python',
'val_ref': current_repo + '/AVATAR_data/data_LARGE/valid.java-python.java',
'val_id': current_repo + '/AVATAR_data/data_LARGE/valid.java-python.id',
'test_source': current_repo + '/AVATAR_data/data_LARGE/test.java-python.python',
'test_ref': current_repo + '/AVATAR_data/data_LARGE/test.java-python.java',
'test_id': current_repo + '/AVATAR_data/data_LARGE/test.java-python.id'
},
'java2py_debug': {
'train_source': current_repo + '/AVATAR_data/data_SMALL/train.java-python.java',
'train_ref': current_repo + '/AVATAR_data/data_SMALL/train.java-python.python',
'train_id': current_repo + '/AVATAR_data/data_SMALL/train.java-python.id',
'val_source': current_repo + '/AVATAR_data/data_SMALL/valid.java-python.java',
'val_ref': current_repo + '/AVATAR_data/data_SMALL/valid.java-python.python',
'val_id': current_repo + '/AVATAR_data/data_SMALL/valid.java-python.id',
'test_source': current_repo + '/AVATAR_data/data_SMALL/test.java-python.java',
'test_ref': current_repo + '/AVATAR_data/data_SMALL/test.java-python.python',
'test_id': current_repo + '/AVATAR_data/data_SMALL/test.java-python.id'
},
'py2java_debug': {
'train_source': current_repo + '/AVATAR_data/data_SMALL/train.java-python.python',
'train_ref': current_repo + '/AVATAR_data/data_SMALL/train.java-python.java',
'train_id': current_repo + '/AVATAR_data/data_SMALL/train.java-python.id',
'val_source': current_repo + '/AVATAR_data/data_SMALL/valid.java-python.python',
'val_ref': current_repo + '/AVATAR_data/data_SMALL/valid.java-python.java',
'val_id': current_repo + '/AVATAR_data/data_SMALL/valid.java-python.id',
'test_source': current_repo + '/AVATAR_data/data_SMALL/test.java-python.python',
'test_ref': current_repo + '/AVATAR_data/data_SMALL/test.java-python.java',
'test_id': current_repo + '/AVATAR_data/data_SMALL/test.java-python.id'
}
}
data_module = CodeTranslationDataModule(args.src_lang, args.dest_lang,
tokenizer,
pathDict, args.writeDir, DEBUG_FLAG,
train_bs, eval_bs, args.num_cpu_workers)
model_hparams = {
'model_name_or_path': 'Salesforce/codet5-base',
'max_sent_len': 512,
'SRC_LANG': args.src_lang,
'DEST_LANG': args.dest_lang,
'use_compiler_feedback': bool(args.cf_mode),
'cf_weight': args.cf_weight,
'writeDir': args.writeDir,
'genericValSavePath': '{}_valPredictions'.format(args.dest_lang),
'genericTestSavePath': '{}_testPredictions'.format(args.dest_lang),
'train_bs': train_bs,
'eval_bs': eval_bs,
'DEBUG_FLAG': DEBUG_FLAG,
'PERFORMANCE_CHCK_FLAG': PERFORMANCE_CHCK_FLAG,
'valRefPath': data_module.valRefPath,
'testRefPath': data_module.testRefPath
}
model = T5FineTuner(model_hparams, tokenizer)
modelSavePath = os.path.join(args.writeDir, "models")
#pl.loggers.WandbLogger.require("service")
wanDB_logger = pl.loggers.WandbLogger(save_dir = args.writeDir,
project = "program-translation", entity = "translation-vg",
tags = [args.model_name, args.model_tag, f"{args.src_lang}2{args.dest_lang}"],
notes = args.model_notes, settings=wandb.Settings(start_method='fork'),
save_code = True,
config = args)
wanDB_logger.experiment.name = args.model_name
# Initialising Checkpoints
#https://devblog.pytorchlightning.ai/introducing-multiple-modelcheckpoint-callbacks-e4bc13f9c185
checkpoint_callback_vLoss = pl.callbacks.ModelCheckpoint(
monitor = 'val_runtimeEquiv_succ', #val_loss
dirpath = modelSavePath,
filename = 'vRunEquivChckpt-{epoch}-{val_runtimeEquiv_succ:.3f}-{val_compilation_succ:.3f}' +\
'-{val_mean_errStrtByProgLen:.3f}',
save_top_k = 2,
every_n_epochs = 2,
save_last = True,
mode = "max" #min
)
checkpoint_callback_vLoss.CHECKPOINT_NAME_LAST = "{epoch}-last"
checkpoint_callback_vCompSucc = pl.callbacks.ModelCheckpoint(
monitor = 'val_compilation_succ',
dirpath = modelSavePath,
filename = 'vCompSuccChckpt-{epoch}-{val_runtimeEquiv_succ:.3f}-{val_compilation_succ:.3f}' +\
'-{val_mean_errStrtByProgLen:.3f}',
save_top_k = 2,
every_n_epochs = 2,
save_last = False,
mode = "max"
)
checkpoint_callback_vFirstErrorScore = pl.callbacks.ModelCheckpoint(
monitor = 'val_mean_errStrtByProgLen',
dirpath = modelSavePath,
filename = 'vFrstErrScoreChckpt-{epoch}-{val_runtimeEquiv_succ:.3f}-{val_compilation_succ:.3f}' +\
'-{val_mean_errStrtByProgLen:.3f}',
save_top_k = 2,
every_n_epochs = 2,
save_last = False,
mode = "max"
)
earlyStopping_callback = pl.callbacks.early_stopping.EarlyStopping(
monitor = "val_mean_errStrtByProgLen",
patience = 20,
verbose = True,
mode = "max"
)
# Training model
trainer = pl.Trainer(precision=16, accelerator = "gpu", num_nodes = args.num_nodes,
devices = args.num_gpus_per_node,
strategy = "ddp_find_unused_parameters_false",
max_epochs = args.num_epochs, logger = wanDB_logger,
check_val_every_n_epoch = 2,
callbacks = [checkpoint_callback_vLoss, checkpoint_callback_vCompSucc,
checkpoint_callback_vFirstErrorScore,
earlyStopping_callback, CustomTestCallback()]) #CustomTestCallback(), CustomValCallback()
trainer.fit(model, data_module)
trainer.strategy.barrier() # all processes meet
# Test model on best checkpoints
print ("\n\nStarting to Test...")
#trainer = pl.Trainer(precision=16, accelerator = "gpu", devices = 1, nodes = 1,
# strategy = "ddp_find_unused_parameters_false",
# logger = wanDB_logger,
# callbacks = [CustomTestCallback()])
ckptList = [f for f in listdir(modelSavePath) if (isfile(join(modelSavePath, f)) and
f.endswith(".ckpt"))]
uniqueCkptList = {}
for ckptNm in ckptList:
epNum = re.findall("epoch=(\d+)", ckptNm)[0]
if epNum not in uniqueCkptList:
uniqueCkptList[epNum] = os.path.join(modelSavePath, ckptNm)
#print ("\n\nuniqueCkptList: ", uniqueCkptList, "\n\n")
for key in uniqueCkptList:
print ("\n\nTesting ckpt of epoch {} on the dataset, path {}\n\n".format(key, uniqueCkptList[key]))
TEST_EPOCH_NUM = int(key)
trainer.test(model = model, dataloaders = data_module, ckpt_path = uniqueCkptList[key])