def build_experimental_torchtext_pipeline(hf_vocab_file):
tokenizer = basic_english_normalize()
with open(hf_vocab_file, 'r') as f:
vocab = load_vocab_from_file(f)
pipeline = TextSequentialTransforms(tokenizer, vocab)
jit_pipeline = torch.jit.script(pipeline.to_ivalue())
print('jit experimental torchtext pipeline success!')
return pipeline, pipeline.to_ivalue(), jit_pipeline
def build_fasttext_vector_pipeline():
tokenizer = basic_english_normalize()
vector = FastText()
# Insert token in vocab to match a pretrained vocab
pipeline = TextSequentialTransforms(tokenizer, VectorTransform(vector))
jit_pipeline = torch.jit.script(pipeline.to_ivalue())
print('jit fasttext pipeline success!')
return pipeline, pipeline.to_ivalue(), jit_pipeline
def build_experimental_fasttext_vector_pipeline():
tokenizer = basic_english_normalize()
vector = FastTextExperimental()
pipeline = TextSequentialTransforms(tokenizer, vector)
jit_pipeline = torch.jit.script(pipeline.to_ivalue())
print('jit legacy fasttext pipeline success!')
return pipeline, pipeline.to_ivalue(), jit_pipeline
def build_sp_pipeline(spm_file):
tokenizer = sentencepiece_tokenizer(spm_file)
vocab = PretrainedSPVocab(load_sp_model(spm_file))
# Insert token in vocab to match a pretrained vocab
vocab.insert_token('<pad>', 1)
pipeline = TextSequentialTransforms(tokenizer, vocab)
jit_pipeline = torch.jit.script(pipeline.to_ivalue())
print('jit sentencepiece pipeline success!')
return pipeline, pipeline.to_ivalue(), jit_pipeline
def build_text_vocab_pipeline(hf_vocab_file):
tokenizer = basic_english_normalize()
f = open(hf_vocab_file, 'r')
vocab = vocab_from_file_object(f)
# Insert token in vocab to match a pretrained vocab
pipeline = TextSequentialTransforms(tokenizer, VocabTransform(vocab), ToLongTensor())
jit_pipeline = torch.jit.script(pipeline.to_ivalue())
print('jit text vocab pipeline success!')
return pipeline, pipeline.to_ivalue(), jit_pipeline
def build_pytext_vocab_pipeline(vocab_file):
from pytext.torchscript.vocab import ScriptVocabulary
tokenizer = basic_english_normalize()
f = open(vocab_file, 'r')
vocab_list = [line.rstrip() for line in f]
# Insert token in vocab to match a pretrained vocab
pipeline = TextSequentialTransforms(
tokenizer, PyTextVocabTransform(ScriptVocabulary(vocab_list)),
ToLongTensor())
jit_pipeline = torch.jit.script(pipeline.to_ivalue())
print('jit PyText pipeline success!')
return pipeline, pipeline.to_ivalue(), jit_pipeline
def build_legacy_pytext_script_vocab_pipeline(vocab_file):
from pytext.torchscript.vocab import ScriptVocabulary
tokenizer = basic_english_normalize()
f = open(vocab_file, 'r')
vocab_counter = Counter([token for line in f for token in line.rstrip()])
sorted_by_freq_tuples = sorted(vocab_counter.items(), key=lambda x: x[1], reverse=True)
vocab_list = [pair[0] for pair in sorted_by_freq_tuples]
vocab_list.insert(0, "<unk>")
pipeline = TextSequentialTransforms(tokenizer_func(tokenizer),
PyTextScriptVocabTransform(ScriptVocabulary(vocab_list)))
jit_pipeline = torch.jit.script(pipeline.to_ivalue())
print('jit legacy PyText pipeline success!')
return pipeline, pipeline.to_ivalue(), jit_pipeline
def test_text_sequential_transform(self):
asset_name = 'vocab_test2.txt'
asset_path = get_asset_path(asset_name)
with open(asset_path, 'r') as f:
pipeline = TextSequentialTransforms(basic_english_normalize(), vocab_from_file(f))
jit_pipeline = torch.jit.script(pipeline.to_ivalue())
self.assertEqual(pipeline('of that new'), [7, 18, 24])
self.assertEqual(jit_pipeline('of that new'), [7, 18, 24])
def build_experimental_pytext_script_vocab_pipeline(vocab_file):
import os
import sys
# this is needed because we want to add 'torchtext/examples/vocab' directory to the
# `sys.path` variable in order to import the pytext_vocab (since its not a module)
sys.path.insert(0, os.path.join(os.path.dirname(os.path.abspath(__file__)), "..", "vocab"))
from pytext_vocab import script_vocab
tokenizer = basic_english_normalize()
f = open(vocab_file, 'r')
vocab_counter = Counter([token for line in f for token in line.rstrip()])
ordered_dict = OrderedDict(sorted(vocab_counter.items(), key=lambda x: x[1], reverse=True))
# Insert token in vocab to match a pretrained vocab
pipeline = TextSequentialTransforms(tokenizer,
PyTextScriptVocabTransform(script_vocab(ordered_dict)))
jit_pipeline = torch.jit.script(pipeline.to_ivalue())
print('jit legacy PyText pipeline success!')
return pipeline, pipeline.to_ivalue(), jit_pipeline