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wehub-resource-sync
2026-07-13 13:37:14 +08:00
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# Copyright (c) 2022 PaddlePaddle Authors. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
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# Copyright (c) 2022 PaddlePaddle Authors. All Rights Reserved.
# Copyright 2022 The HuggingFace Team. All rights reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import random
import unittest
import numpy as np
import paddle
from parameterized import parameterized_class
from paddlenlp.transformers import (
CODEGEN_PRETRAINED_MODEL_ARCHIVE_LIST,
AutoTokenizer,
CodeGenConfig,
CodeGenForCausalLM,
CodeGenModel,
)
from ...testing_utils import slow
from ..test_generation_utils import GenerationTesterMixin
from ..test_modeling_common import (
ModelTesterMixin,
floats_tensor,
ids_tensor,
random_attention_mask,
)
class CodeGenModelTester:
test_model_name_list = False
def __init__(
self,
parent,
batch_size=14,
seq_length=7,
is_training=True,
use_input_mask=True,
use_labels=True,
use_mc_token_ids=True,
vocab_size=256,
hidden_size=32,
rotary_dim=4,
num_hidden_layers=5,
num_attention_heads=4,
hidden_act="gelu",
hidden_dropout_prob=0.0,
attention_probs_dropout_prob=0.0,
max_position_embeddings=512,
type_vocab_size=16,
type_sequence_label_size=2,
initializer_range=0.02,
num_labels=3,
num_choices=4,
):
self.parent = parent
self.batch_size = batch_size
self.seq_length = seq_length
self.is_training = is_training
self.use_input_mask = use_input_mask
self.use_labels = use_labels
self.use_mc_token_ids = use_mc_token_ids
self.vocab_size = vocab_size
self.hidden_size = hidden_size
self.rotary_dim = rotary_dim
self.num_hidden_layers = num_hidden_layers
self.num_attention_heads = num_attention_heads
self.hidden_act = hidden_act
self.hidden_dropout_prob = hidden_dropout_prob
self.attention_probs_dropout_prob = attention_probs_dropout_prob
self.max_position_embeddings = max_position_embeddings
self.type_vocab_size = type_vocab_size
self.type_sequence_label_size = type_sequence_label_size
self.initializer_range = initializer_range
self.num_labels = num_labels
self.num_choices = num_choices
self.scope = None
self.bos_token_id = vocab_size - 1
self.eos_token_id = vocab_size - 1
self.pad_token_id = vocab_size - 1
paddle.seed(128)
np.random.seed(128)
random.seed(128)
def prepare_config_and_inputs(self):
input_ids = ids_tensor([self.batch_size, self.seq_length], self.vocab_size, dtype="int64")
input_mask = None
if self.use_input_mask:
input_mask = random_attention_mask([self.batch_size, self.seq_length], dtype="int64")
mc_token_ids = None
if self.use_mc_token_ids:
mc_token_ids = ids_tensor([self.batch_size, self.num_choices], self.seq_length, dtype="int64")
sequence_labels = None
token_labels = None
choice_labels = None
if self.use_labels:
sequence_labels = ids_tensor([self.batch_size], self.type_sequence_label_size, dtype="int64")
token_labels = ids_tensor([self.batch_size, self.seq_length], self.num_labels, dtype="int64")
choice_labels = ids_tensor([self.batch_size], self.num_choices, dtype="int64")
config = self.get_config()
return (
config,
input_ids,
input_mask,
mc_token_ids,
sequence_labels,
token_labels,
choice_labels,
)
def get_config(self):
return CodeGenConfig(
vocab_size=self.vocab_size,
n_embd=self.hidden_size,
n_layer=self.num_hidden_layers,
n_head=self.num_attention_heads,
activation_function=self.hidden_act,
resid_pdrop=self.hidden_dropout_prob,
attn_pdrop=self.attention_probs_dropout_prob,
n_positions=self.max_position_embeddings,
n_ctx=self.max_position_embeddings,
initializer_range=self.initializer_range,
bos_token_id=self.bos_token_id,
eos_token_id=self.eos_token_id,
pad_token_id=self.pad_token_id,
rotary_dim=self.rotary_dim,
)
def prepare_config_and_inputs_for_decoder(self):
(
config,
input_ids,
input_mask,
mc_token_ids,
sequence_labels,
token_labels,
choice_labels,
) = self.prepare_config_and_inputs()
encoder_hidden_states = floats_tensor([self.batch_size, self.seq_length, self.hidden_size])
encoder_attention_mask = ids_tensor([self.batch_size, self.seq_length], vocab_size=2, dtype="int64")
return (
config,
input_ids,
input_mask,
sequence_labels,
token_labels,
choice_labels,
encoder_hidden_states,
encoder_attention_mask,
)
def create_and_check_codegen_model(self, config, input_ids, input_mask, *args):
model = CodeGenModel(config)
model.eval()
result = model(input_ids, use_cache=True, return_dict=self.parent.return_dict)
self.parent.assertEqual(result[0].shape, [self.batch_size, self.seq_length, self.hidden_size])
self.parent.assertEqual(len(result[1]), config["n_layer"])
def create_and_check_codegen_model_past(self, config, input_ids, input_mask, *args):
model = CodeGenModel(config)
model.eval()
# first forward pass
outputs = model(input_ids, use_cache=True, return_dict=self.parent.return_dict)
outputs_no_past = model(input_ids, use_cache=False, return_dict=self.parent.return_dict)
self.parent.assertTrue(len(outputs) == len(outputs_no_past) + 1)
output, past = outputs[:2]
# create hypothetical next token and extent to next_input_ids
next_tokens = ids_tensor((self.batch_size, 1), config["vocab_size"], dtype="int64")
# append to next input_ids
next_input_ids = paddle.concat([input_ids, next_tokens], axis=-1)
output_from_no_past = model(next_input_ids, return_dict=self.parent.return_dict)[0]
output_from_past = model(next_tokens, cache=past, return_dict=self.parent.return_dict)[0]
# select random slice
random_slice_idx = ids_tensor((1,), output_from_past.shape[-1], dtype="int64").item()
output_from_no_past_slice = output_from_no_past[:, -1, random_slice_idx].detach()
output_from_past_slice = output_from_past[:, 0, random_slice_idx].detach()
# test that outputs are equal for slice
self.parent.assertTrue(paddle.allclose(output_from_past_slice, output_from_no_past_slice, atol=1e-3))
def create_and_check_codegen_model_attention_mask_past(self, config, input_ids, input_mask, *args):
model = CodeGenModel(config)
model.eval()
# create attention mask
attn_mask = paddle.ones(input_ids.shape, dtype="int64")
half_seq_length = self.seq_length // 2
attn_mask[:, half_seq_length:] = 0
# first forward pass
output, past = model(input_ids, attention_mask=attn_mask, use_cache=True, return_dict=self.parent.return_dict)[
:2
]
# create hypothetical next token and extent to next_input_ids
next_tokens = ids_tensor((self.batch_size, 1), config["vocab_size"], dtype="int64")
# change a random masked slice from input_ids
random_seq_idx_to_change = ids_tensor((1,), half_seq_length, dtype="int64").item() + 1
random_other_next_tokens = ids_tensor((self.batch_size, 1), config["vocab_size"], dtype="int64").squeeze(-1)
input_ids[:, -random_seq_idx_to_change] = random_other_next_tokens
# append to next input_ids and attn_mask
next_input_ids = paddle.concat([input_ids, next_tokens], axis=-1)
attn_mask = paddle.concat(
[attn_mask, paddle.ones((attn_mask.shape[0], 1), dtype="int64")],
axis=1,
)
# get two different outputs
output_from_no_past = model(next_input_ids, attention_mask=attn_mask, return_dict=self.parent.return_dict)[0]
output_from_past = model(
next_tokens, cache=past, attention_mask=attn_mask, return_dict=self.parent.return_dict
)[0]
# select random slice
random_slice_idx = ids_tensor((1,), output_from_past.shape[-1], dtype="int64").item()
output_from_no_past_slice = output_from_no_past[:, -1, random_slice_idx].detach()
output_from_past_slice = output_from_past[:, 0, random_slice_idx].detach()
# test that outputs are equal for slice
self.parent.assertTrue(paddle.allclose(output_from_past_slice, output_from_no_past_slice, atol=1e-3))
def create_and_check_codegen_model_past_large_inputs(self, config, input_ids, input_mask, *args):
model = CodeGenModel(config)
model.eval()
# first forward pass
outputs = model(input_ids, attention_mask=input_mask, use_cache=True, return_dict=self.parent.return_dict)
output, past = outputs[:2]
# create hypothetical next token and extent to next_input_ids
next_tokens = ids_tensor((self.batch_size, 3), config["vocab_size"], dtype="int64")
next_mask = ids_tensor((self.batch_size, 3), vocab_size=2, dtype="int64")
# append to next input_ids
next_input_ids = paddle.concat([input_ids, next_tokens], axis=-1)
next_attention_mask = paddle.concat([input_mask, next_mask], axis=-1)
output_from_no_past = model(
next_input_ids, attention_mask=next_attention_mask, return_dict=self.parent.return_dict
)[0]
output_from_past = model(
next_tokens, attention_mask=next_attention_mask, cache=past, return_dict=self.parent.return_dict
)[0]
self.parent.assertTrue(output_from_past.shape[1] == next_tokens.shape[1])
# select random slice
random_slice_idx = ids_tensor((1,), output_from_past.shape[-1], dtype="int64").item()
output_from_no_past_slice = output_from_no_past[:, -3:, random_slice_idx].detach()
output_from_past_slice = output_from_past[:, :, random_slice_idx].detach()
# test that outputs are equal for slice
self.parent.assertTrue(paddle.allclose(output_from_past_slice, output_from_no_past_slice, atol=1e-3))
def create_and_check_lm_head_model(self, config, input_ids, input_mask, *args):
model = CodeGenForCausalLM(config)
outputs = model(
input_ids, labels=input_ids if self.parent.use_labels else None, return_dict=self.parent.return_dict
)
if self.parent.use_labels:
loss, logits = outputs[:2]
self.parent.assertEqual(loss.shape, [1])
else:
logits = outputs[0]
self.parent.assertEqual(logits.shape, [self.batch_size, self.seq_length, self.vocab_size])
def create_and_check_forward_and_backwards(self, config, input_ids, input_mask, *args):
model = CodeGenForCausalLM(config)
loss, logits = model(input_ids, return_dict=self.parent.return_dict, labels=input_ids)[:2]
self.parent.assertEqual(loss.shape, [1])
self.parent.assertEqual(logits.shape, [self.batch_size, self.seq_length, self.vocab_size])
loss.backward()
def prepare_config_and_inputs_for_common(self):
config_and_inputs = self.prepare_config_and_inputs()
(
config,
input_ids,
input_mask,
mc_token_ids,
sequence_labels,
token_labels,
choice_labels,
) = config_and_inputs
inputs_dict = {"input_ids": input_ids}
return config, inputs_dict
@parameterized_class(
("return_dict",),
[
[False, False],
[False, True],
[True, False],
[True, True],
],
)
class CodeGenModelTest(ModelTesterMixin, GenerationTesterMixin, unittest.TestCase):
base_model_class = CodeGenModel
all_model_classes = (CodeGenModel, CodeGenForCausalLM)
all_generative_model_classes = {CodeGenForCausalLM: (CodeGenModel, "transformer")}
fx_compatible = False
test_pruning = False
test_missing_keys = False
test_model_parallel = False
test_head_masking = False
use_test_model_name_list = False
return_dict = False
use_labels = False
use_test_inputs_embeds = True
# attention mask issue
def _get_input_ids_and_config(self):
config, inputs_dict = self.model_tester.prepare_config_and_inputs_for_common()
input_ids = inputs_dict[self.input_name]
attention_mask = paddle.zeros_like(input_ids, dtype=paddle.float32)
max_batch_size = 2
sequence_length = input_ids.shape[-1] // 2
input_ids = input_ids[:max_batch_size, :sequence_length]
attention_mask = attention_mask[:max_batch_size, :sequence_length].unsqueeze([1, 2])
# generate max 3 tokens
max_length = 3
if config.get("eos_token_id", None) is not None and config.get("pad_token_id", None) is None:
# hack to allow generate for models such as GPT2 as is done in `generate()`
config["pad_token_id"] = config["eos_token_id"]
return config, input_ids, attention_mask, max_length
# special case for DoubleHeads model
def _prepare_for_class(self, inputs_dict, model_class):
inputs_dict = super()._prepare_for_class(inputs_dict, model_class)
return inputs_dict
def setUp(self):
self.model_tester = CodeGenModelTester(self)
def test_codegen_model(self):
config_and_inputs = self.model_tester.prepare_config_and_inputs()
self.model_tester.create_and_check_codegen_model(*config_and_inputs)
def test_codegen_model_past(self):
config_and_inputs = self.model_tester.prepare_config_and_inputs()
self.model_tester.create_and_check_codegen_model_past(*config_and_inputs)
def test_codegen_model_att_mask_past(self):
config_and_inputs = self.model_tester.prepare_config_and_inputs()
self.model_tester.create_and_check_codegen_model_attention_mask_past(*config_and_inputs)
def test_codegen_model_past_large_inputs(self):
config_and_inputs = self.model_tester.prepare_config_and_inputs()
self.model_tester.create_and_check_codegen_model_past_large_inputs(*config_and_inputs)
def test_codegen_lm_head_model(self):
config_and_inputs = self.model_tester.prepare_config_and_inputs()
self.model_tester.create_and_check_lm_head_model(*config_and_inputs)
@slow
def test_batch_generation(self):
tokenizer = AutoTokenizer.from_pretrained("Salesforce/codegen-350M-mono")
model = CodeGenForCausalLM.from_pretrained("Salesforce/codegen-350M-mono")
model.eval()
tokenizer.padding_side = "left"
# Define PAD Token = EOS Token = 50256
tokenizer.pad_token = tokenizer.eos_token
model.transformer.config["pad_token_id"] = model.transformer.config["eos_token_id"]
# use different length sentences to test batching
sentences = ["def hellow_world():", "def greet(name):"]
inputs = tokenizer(sentences, return_tensors="pd", padding=True, return_attention_mask=True)
input_ids = inputs["input_ids"]
outputs, _ = model.generate(
input_ids=input_ids,
attention_mask=inputs["attention_mask"],
)
inputs_non_padded = tokenizer(sentences[0], return_tensors="pd")["input_ids"]
output_non_padded, _ = model.generate(input_ids=inputs_non_padded)
inputs_padded = tokenizer(sentences[1], return_tensors="pd")["input_ids"]
output_padded, _ = model.generate(input_ids=inputs_padded)
# batch_out_sentence = tokenizer.batch_decode(outputs, skip_special_tokens=True)
non_padded_sentence = tokenizer.decode(output_non_padded[0], skip_special_tokens=True)
padded_sentence = tokenizer.decode(output_padded[0], skip_special_tokens=True)
expected_output_sentence = [
'\n print("Hello World")\n\nhellow_world()\n\n#',
'\n print(f"Hello {name}")\n\ngreet("Rolf")\n',
]
# self.assertEqual(str(expected_output_sentence), str(batch_out_sentence))
self.assertEqual(str(expected_output_sentence), str([non_padded_sentence, padded_sentence]))
@slow
def test_model_from_pretrained(self):
for model_name in CODEGEN_PRETRAINED_MODEL_ARCHIVE_LIST[:1]:
model = CodeGenModel.from_pretrained(model_name)
self.assertIsNotNone(model)
@unittest.skip("Not implemented")
def test_model_name_list(self):
pass
@slow
def test_auto_tokenizer(self):
for model_name in CODEGEN_PRETRAINED_MODEL_ARCHIVE_LIST:
AutoTokenizer.from_pretrained(model_name) # assign a tokenizer but never use
class CodeGenModelLanguageGenerationTest(unittest.TestCase):
@slow
def test_lm_generate_codegen(self):
tokenizer = AutoTokenizer.from_pretrained("Salesforce/codegen-350M-mono")
model = CodeGenForCausalLM.from_pretrained("Salesforce/codegen-350M-mono")
model.eval()
inputs = tokenizer(
"def hello_world():", return_tensors="pd", return_attention_mask=True, return_token_type_ids=False
)
expected_output = '\n print("Hello World")\n\nhello_world()\n\n#'
output_ids, _ = model.generate(**inputs, decode_strategy="sampling", top_k=1)
output_str = tokenizer.batch_decode(output_ids)[0]
self.assertEqual(output_str, expected_output)
@slow
def test_codegen_sample(self):
tokenizer = AutoTokenizer.from_pretrained("Salesforce/codegen-350M-mono")
model = CodeGenForCausalLM.from_pretrained("Salesforce/codegen-350M-mono")
model.eval()
tokenized = tokenizer(
"def hello_world():", return_tensors="pd", return_token_type_ids=True, return_attention_mask=True
)
input_ids = tokenized["input_ids"]
output_ids, _ = model.generate(input_ids, decode_strategy="sampling", top_k=1)
output_str = tokenizer.decode(output_ids[0], skip_special_tokens=True)
token_type_ids = tokenized.token_type_ids
output_seq, _ = model.generate(
input_ids=input_ids, decode_strategy="sampling", top_k=1, num_return_sequences=5
)
output_seq_tt, _ = model.generate(
input_ids=input_ids,
token_type_ids=token_type_ids,
decode_strategy="sampling",
top_k=1,
num_return_sequences=5,
)
output_seq_strs = tokenizer.batch_decode(output_seq, skip_special_tokens=True)
output_seq_tt_strs = tokenizer.batch_decode(output_seq_tt, skip_special_tokens=True)
EXPECTED_OUTPUT_STR = '\n print("Hello World")\n\nhello_world()\n\n#'
self.assertEqual(output_str, EXPECTED_OUTPUT_STR)
self.assertTrue(
all([output_seq_strs[idx] != output_seq_tt_strs[idx] for idx in range(len(output_seq_tt_strs))])
) # token_type_ids should change output
@@ -0,0 +1,213 @@
# Copyright (c) 2022 PaddlePaddle Authors. All Rights Reserved.
# Copyright 2022 The HuggingFace Team. All rights reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import json
import os
import re
import unittest
from paddlenlp.transformers import CodeGenTokenizer
from paddlenlp.transformers.codegen.tokenizer import VOCAB_FILES_NAMES
from ...testing_utils import slow
from ..test_tokenizer_common import TokenizerTesterMixin
class CodeGenTokenizationTest(TokenizerTesterMixin, unittest.TestCase):
tokenizer_class = CodeGenTokenizer
from_pretrained_kwargs = {"add_prefix_space": True}
test_seq2seq = False
def setUp(self):
super().setUp()
# Adapted from Sennrich et al. 2015 and https://github.com/rsennrich/subword-nmt
vocab = [
"l",
"o",
"w",
"e",
"r",
"s",
"t",
"i",
"d",
"n",
"\u0120",
"\u0120l",
"\u0120n",
"\u0120lo",
"\u0120low",
"er",
"\u0120lowest",
"\u0120newer",
"\u0120wider",
"<unk>",
"<|endoftext|>",
]
vocab_tokens = dict(zip(vocab, range(len(vocab))))
merges = ["#version: 0.2", "\u0120 l", "\u0120l o", "\u0120lo w", "e r", ""]
self.special_tokens_map = {"unk_token": "<unk>"}
self.vocab_file = os.path.join(self.tmpdirname, VOCAB_FILES_NAMES["vocab_file"])
self.merges_file = os.path.join(self.tmpdirname, VOCAB_FILES_NAMES["merges_file"])
with open(self.vocab_file, "w", encoding="utf-8") as fp:
fp.write(json.dumps(vocab_tokens) + "\n")
with open(self.merges_file, "w", encoding="utf-8") as fp:
fp.write("\n".join(merges))
def get_tokenizer(self, **kwargs):
kwargs.update(self.special_tokens_map)
return CodeGenTokenizer.from_pretrained(self.tmpdirname, **kwargs)
def get_input_output_texts(self, tokenizer):
input_text = "lower newer"
output_text = "lower newer"
return input_text, output_text
def test_full_tokenizer(self):
tokenizer = CodeGenTokenizer(self.vocab_file, self.merges_file, **self.special_tokens_map)
text = "lower newer"
bpe_tokens = ["\u0120low", "er", "\u0120", "n", "e", "w", "er"]
tokens = tokenizer.tokenize(text, add_prefix_space=True)
self.assertListEqual(tokens, bpe_tokens)
input_tokens = tokens + [tokenizer.unk_token]
input_bpe_tokens = [14, 15, 10, 9, 3, 2, 15, 19]
self.assertListEqual(tokenizer.convert_tokens_to_ids(input_tokens), input_bpe_tokens)
def test_pretokenized_inputs(self, *args, **kwargs):
# It's very difficult to mix/test pretokenization with byte-level
# And get both CodeGen and Roberta to work at the same time (mostly an issue of adding a space before the string)
pass
def test_padding_if_pad_token_set_slow(self):
tokenizer = CodeGenTokenizer.from_pretrained(self.tmpdirname, pad_token="<pad>")
# Simple input
s = "This is a simple input"
s2 = ["This is a simple input looooooooong", "This is a simple input"]
p = ("This is a simple input", "This is a pair")
p2 = [
("This is a simple input loooooong", "This is a simple input"),
("This is a simple pair loooooong", "This is a simple pair"),
]
pad_token_id = tokenizer.pad_token_id
out_s = tokenizer(s, padding="max_length", max_length=30, return_tensors="np", return_attention_mask=True)
out_s2 = tokenizer(s2, padding=True, truncate=True, return_tensors="np", return_attention_mask=True)
out_p = tokenizer(*p, padding="max_length", max_length=60, return_tensors="np", return_attention_mask=True)
out_p2 = tokenizer(p2, padding=True, truncate=True, return_tensors="np", return_attention_mask=True)
# s
# test single string max_length padding
self.assertEqual(out_s["input_ids"].shape[-1], 30)
self.assertTrue(pad_token_id in out_s["input_ids"])
self.assertTrue(0 in out_s["attention_mask"])
# s2
# test automatic padding
self.assertEqual(out_s2["input_ids"].shape[-1], 33)
# long slice doesn't have padding
self.assertFalse(pad_token_id in out_s2["input_ids"][0])
self.assertFalse(0 in out_s2["attention_mask"][0])
# short slice does have padding
self.assertTrue(pad_token_id in out_s2["input_ids"][1])
self.assertTrue(0 in out_s2["attention_mask"][1])
# p
# test single pair max_length padding
self.assertEqual(out_p["input_ids"].shape[-1], 60)
self.assertTrue(pad_token_id in out_p["input_ids"])
self.assertTrue(0 in out_p["attention_mask"])
# p2
# test automatic padding pair
self.assertEqual(out_p2["input_ids"].shape[-1], 52)
# long slice pair doesn't have padding
self.assertFalse(pad_token_id in out_p2["input_ids"][0])
self.assertFalse(0 in out_p2["attention_mask"][0])
# short slice pair does have padding
self.assertTrue(pad_token_id in out_p2["input_ids"][1])
self.assertTrue(0 in out_p2["attention_mask"][1])
def test_add_bos_token_slow(self):
bos_token = "$$$"
tokenizer = CodeGenTokenizer.from_pretrained(self.tmpdirname, bos_token=bos_token, add_bos_token=True)
s = "This is a simple input"
s2 = ["This is a simple input 1", "This is a simple input 2"]
bos_token_id = tokenizer.bos_token_id
out_s = tokenizer(s)
out_s2 = tokenizer(s2)
self.assertEqual(out_s.input_ids[0], bos_token_id)
self.assertTrue(all(o[0] == bos_token_id for o in out_s2.input_ids))
decode_s = tokenizer.decode(out_s.input_ids)
decode_s2 = tokenizer.batch_decode(out_s2.input_ids)
self.assertEqual(decode_s.split()[0], bos_token)
self.assertTrue(all(d.split()[0] == bos_token for d in decode_s2))
@slow
def test_truncation(self):
tokenizer = CodeGenTokenizer.from_pretrained("Salesforce/codegen-350M-mono")
text = "\nif len_a > len_b:\n result = a\nelse:\n result = b\n\n\n\n#"
expected_trucated_text = "\nif len_a > len_b: result = a\nelse: result = b"
input_ids = tokenizer.encode(text)["input_ids"]
truncation_pattern = ["^#", re.escape("<|endoftext|>"), "^'''", '^"""', "\n\n\n"]
decoded_text = tokenizer.decode(input_ids, truncate_before_pattern=truncation_pattern)
self.assertEqual(decoded_text, expected_trucated_text)
# tokenizer has no padding token
def test_padding_different_model_input_name(self):
pass
def test_pretrained_model_lists(self):
# We should have at least one default checkpoint for each tokenizer
# We should specify the max input length as well (used in some part to list the pretrained checkpoints)
self.assertGreaterEqual(len(self.tokenizer_class.pretrained_resource_files_map), 1)
self.assertEqual(
len(list(self.tokenizer_class.pretrained_resource_files_map.values())[0]),
len(self.tokenizer_class.max_model_input_sizes),
)
weights_list = list(self.tokenizer_class.max_model_input_sizes.keys())
weights_lists_2 = []
for file_id, map_list in self.tokenizer_class.pretrained_resource_files_map.items():
weights_lists_2.append(list(map_list.keys()))
for weights_list_2 in weights_lists_2:
self.assertListEqual(weights_list, weights_list_2)
def test_consecutive_unk_string(self):
tokenizers = self.get_tokenizers(fast=True, do_lower_case=True)
for tokenizer in tokenizers:
tokens = [tokenizer.unk_token for _ in range(2)]
string = tokenizer.convert_tokens_to_string(tokens)
encoding = tokenizer(
text=string,
runcation=True,
return_offsets_mapping=True,
)
self.assertEqual(len(encoding["input_ids"]), 2)
self.assertEqual(len(encoding["offset_mapping"]), 2)