mindspore/tests/ut/python/dataset/test_minddataset.py

1283 lines
59 KiB
Python

# Copyright 2019 Huawei Technologies Co., Ltd
#
# 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.
# ==============================================================================
"""
This is the test module for mindrecord
"""
import collections
import json
import os
import re
import string
import mindspore.dataset.transforms.vision.c_transforms as vision
import numpy as np
import pytest
from mindspore.dataset.transforms.vision import Inter
from mindspore import log as logger
import mindspore.dataset as ds
from mindspore.mindrecord import FileWriter
FILES_NUM = 4
CV_FILE_NAME = "../data/mindrecord/imagenet.mindrecord"
CV1_FILE_NAME = "../data/mindrecord/imagenet1.mindrecord"
CV2_FILE_NAME = "../data/mindrecord/imagenet2.mindrecord"
CV_DIR_NAME = "../data/mindrecord/testImageNetData"
NLP_FILE_NAME = "../data/mindrecord/aclImdb.mindrecord"
NLP_FILE_POS = "../data/mindrecord/testAclImdbData/pos"
NLP_FILE_VOCAB = "../data/mindrecord/testAclImdbData/vocab.txt"
@pytest.fixture
def add_and_remove_cv_file():
"""add/remove cv file"""
paths = ["{}{}".format(CV_FILE_NAME, str(x).rjust(1, '0'))
for x in range(FILES_NUM)]
for x in paths:
os.remove("{}".format(x)) if os.path.exists("{}".format(x)) else None
os.remove("{}.db".format(x)) if os.path.exists("{}.db".format(x)) else None
writer = FileWriter(CV_FILE_NAME, FILES_NUM)
data = get_data(CV_DIR_NAME)
cv_schema_json = {"id": {"type": "int32"},
"file_name": {"type": "string"},
"label": {"type": "int32"},
"data": {"type": "bytes"}}
writer.add_schema(cv_schema_json, "img_schema")
writer.add_index(["file_name", "label"])
writer.write_raw_data(data)
writer.commit()
yield "yield_cv_data"
for x in paths:
os.remove("{}".format(x))
os.remove("{}.db".format(x))
@pytest.fixture
def add_and_remove_nlp_file():
"""add/remove nlp file"""
paths = ["{}{}".format(NLP_FILE_NAME, str(x).rjust(1, '0'))
for x in range(FILES_NUM)]
for x in paths:
if os.path.exists("{}".format(x)):
os.remove("{}".format(x))
if os.path.exists("{}.db".format(x)):
os.remove("{}.db".format(x))
writer = FileWriter(NLP_FILE_NAME, FILES_NUM)
data = [x for x in get_nlp_data(NLP_FILE_POS, NLP_FILE_VOCAB, 10)]
nlp_schema_json = {"id": {"type": "string"}, "label": {"type": "int32"},
"rating": {"type": "float32"},
"input_ids": {"type": "int64",
"shape": [-1]},
"input_mask": {"type": "int64",
"shape": [1, -1]},
"segment_ids": {"type": "int64",
"shape": [2, -1]}
}
writer.set_header_size(1 << 14)
writer.set_page_size(1 << 15)
writer.add_schema(nlp_schema_json, "nlp_schema")
writer.add_index(["id", "rating"])
writer.write_raw_data(data)
writer.commit()
yield "yield_nlp_data"
for x in paths:
os.remove("{}".format(x))
os.remove("{}.db".format(x))
def test_cv_minddataset_writer_tutorial():
"""tutorial for cv dataset writer."""
paths = ["{}{}".format(CV_FILE_NAME, str(x).rjust(1, '0'))
for x in range(FILES_NUM)]
for x in paths:
os.remove("{}".format(x)) if os.path.exists("{}".format(x)) else None
os.remove("{}.db".format(x)) if os.path.exists("{}.db".format(x)) else None
writer = FileWriter(CV_FILE_NAME, FILES_NUM)
data = get_data(CV_DIR_NAME)
cv_schema_json = {"file_name": {"type": "string"}, "label": {"type": "int32"},
"data": {"type": "bytes"}}
writer.add_schema(cv_schema_json, "img_schema")
writer.add_index(["file_name", "label"])
writer.write_raw_data(data)
writer.commit()
for x in paths:
os.remove("{}".format(x))
os.remove("{}.db".format(x))
def test_cv_minddataset_partition_tutorial(add_and_remove_cv_file):
"""tutorial for cv minddataset."""
columns_list = ["data", "file_name", "label"]
num_readers = 4
def partitions(num_shards):
for partition_id in range(num_shards):
data_set = ds.MindDataset(CV_FILE_NAME + "0", columns_list, num_readers,
num_shards=num_shards, shard_id=partition_id)
num_iter = 0
for item in data_set.create_dict_iterator():
logger.info("-------------- partition : {} ------------------------".format(partition_id))
logger.info("-------------- item[label]: {} -----------------------".format(item["label"]))
num_iter += 1
return num_iter
assert partitions(4) == 3
assert partitions(5) == 2
assert partitions(9) == 2
def test_cv_minddataset_dataset_size(add_and_remove_cv_file):
"""tutorial for cv minddataset."""
columns_list = ["data", "file_name", "label"]
num_readers = 4
data_set = ds.MindDataset(CV_FILE_NAME + "0", columns_list, num_readers)
assert data_set.get_dataset_size() == 10
repeat_num = 2
data_set = data_set.repeat(repeat_num)
num_iter = 0
for item in data_set.create_dict_iterator():
logger.info("-------------- get dataset size {} -----------------".format(num_iter))
logger.info("-------------- item[label]: {} ---------------------".format(item["label"]))
logger.info("-------------- item[data]: {} ----------------------".format(item["data"]))
num_iter += 1
assert num_iter == 20
data_set = ds.MindDataset(CV_FILE_NAME + "0", columns_list, num_readers,
num_shards=4, shard_id=3)
assert data_set.get_dataset_size() == 3
def test_cv_minddataset_repeat_reshuffle(add_and_remove_cv_file):
"""tutorial for cv minddataset."""
columns_list = ["data", "label"]
num_readers = 4
data_set = ds.MindDataset(CV_FILE_NAME + "0", columns_list, num_readers)
decode_op = vision.Decode()
data_set = data_set.map(input_columns=["data"], operations=decode_op, num_parallel_workers=2)
resize_op = vision.Resize((32, 32), interpolation=Inter.LINEAR)
data_set = data_set.map(input_columns="data", operations=resize_op, num_parallel_workers=2)
data_set = data_set.batch(2)
data_set = data_set.repeat(2)
num_iter = 0
labels = []
for item in data_set.create_dict_iterator():
logger.info("-------------- get dataset size {} -----------------".format(num_iter))
logger.info("-------------- item[label]: {} ---------------------".format(item["label"]))
logger.info("-------------- item[data]: {} ----------------------".format(item["data"]))
num_iter += 1
labels.append(item["label"])
assert num_iter == 10
logger.info("repeat shuffle: {}".format(labels))
assert len(labels) == 10
assert labels[0:5] == labels[0:5]
assert labels[0:5] != labels[5:5]
def test_cv_minddataset_batch_size_larger_than_records(add_and_remove_cv_file):
"""tutorial for cv minddataset."""
columns_list = ["data", "label"]
num_readers = 4
data_set = ds.MindDataset(CV_FILE_NAME + "0", columns_list, num_readers)
decode_op = vision.Decode()
data_set = data_set.map(input_columns=["data"], operations=decode_op, num_parallel_workers=2)
resize_op = vision.Resize((32, 32), interpolation=Inter.LINEAR)
data_set = data_set.map(input_columns="data", operations=resize_op, num_parallel_workers=2)
data_set = data_set.batch(32, drop_remainder=True)
num_iter = 0
for item in data_set.create_dict_iterator():
logger.info("-------------- get dataset size {} -----------------".format(num_iter))
logger.info("-------------- item[label]: {} ---------------------".format(item["label"]))
logger.info("-------------- item[data]: {} ----------------------".format(item["data"]))
num_iter += 1
assert num_iter == 0
def test_cv_minddataset_issue_888(add_and_remove_cv_file):
"""issue 888 test."""
columns_list = ["data", "label"]
num_readers = 2
data = ds.MindDataset(CV_FILE_NAME + "0", columns_list, num_readers, shuffle=False, num_shards=5, shard_id=1)
data = data.shuffle(2)
data = data.repeat(9)
num_iter = 0
for item in data.create_dict_iterator():
num_iter += 1
assert num_iter == 18
def test_cv_minddataset_blockreader_tutorial(add_and_remove_cv_file):
"""tutorial for cv minddataset."""
columns_list = ["data", "label"]
num_readers = 4
data_set = ds.MindDataset(CV_FILE_NAME + "0", columns_list, num_readers,
block_reader=True)
assert data_set.get_dataset_size() == 10
repeat_num = 2
data_set = data_set.repeat(repeat_num)
num_iter = 0
for item in data_set.create_dict_iterator():
logger.info("-------------- block reader repeat tow {} -----------------".format(num_iter))
logger.info("-------------- item[label]: {} ----------------------------".format(item["label"]))
logger.info("-------------- item[data]: {} -----------------------------".format(item["data"]))
num_iter += 1
assert num_iter == 20
def test_cv_minddataset_blockreader_some_field_not_in_index_tutorial(add_and_remove_cv_file):
"""tutorial for cv minddataset."""
columns_list = ["id", "data", "label"]
num_readers = 4
data_set = ds.MindDataset(CV_FILE_NAME + "0", columns_list, num_readers, shuffle=False,
block_reader=True)
assert data_set.get_dataset_size() == 10
repeat_num = 2
data_set = data_set.repeat(repeat_num)
num_iter = 0
for item in data_set.create_dict_iterator():
logger.info("-------------- block reader repeat tow {} -----------------".format(num_iter))
logger.info("-------------- item[id]: {} ----------------------------".format(item["id"]))
logger.info("-------------- item[label]: {} ----------------------------".format(item["label"]))
logger.info("-------------- item[data]: {} -----------------------------".format(item["data"]))
num_iter += 1
assert num_iter == 20
def test_cv_minddataset_reader_file_list(add_and_remove_cv_file):
"""tutorial for cv minderdataset."""
columns_list = ["data", "file_name", "label"]
num_readers = 4
data_set = ds.MindDataset([CV_FILE_NAME + str(x) for x in range(FILES_NUM)], columns_list, num_readers)
assert data_set.get_dataset_size() == 10
num_iter = 0
for item in data_set.create_dict_iterator():
logger.info("-------------- cv reader basic: {} ------------------------".format(num_iter))
logger.info("-------------- len(item[data]): {} ------------------------".format(len(item["data"])))
logger.info("-------------- item[data]: {} -----------------------------".format(item["data"]))
logger.info("-------------- item[file_name]: {} ------------------------".format(item["file_name"]))
logger.info("-------------- item[label]: {} ----------------------------".format(item["label"]))
num_iter += 1
assert num_iter == 10
def test_cv_minddataset_reader_one_partition(add_and_remove_cv_file):
"""tutorial for cv minderdataset."""
columns_list = ["data", "file_name", "label"]
num_readers = 4
data_set = ds.MindDataset([CV_FILE_NAME + "0"], columns_list, num_readers)
assert data_set.get_dataset_size() < 10
num_iter = 0
for item in data_set.create_dict_iterator():
logger.info("-------------- cv reader basic: {} ------------------------".format(num_iter))
logger.info("-------------- len(item[data]): {} ------------------------".format(len(item["data"])))
logger.info("-------------- item[data]: {} -----------------------------".format(item["data"]))
logger.info("-------------- item[file_name]: {} ------------------------".format(item["file_name"]))
logger.info("-------------- item[label]: {} ----------------------------".format(item["label"]))
num_iter += 1
assert num_iter < 10
def test_cv_minddataset_reader_two_dataset(add_and_remove_cv_file):
"""tutorial for cv minderdataset."""
if os.path.exists(CV1_FILE_NAME):
os.remove(CV1_FILE_NAME)
if os.path.exists("{}.db".format(CV1_FILE_NAME)):
os.remove("{}.db".format(CV1_FILE_NAME))
if os.path.exists(CV2_FILE_NAME):
os.remove(CV2_FILE_NAME)
if os.path.exists("{}.db".format(CV2_FILE_NAME)):
os.remove("{}.db".format(CV2_FILE_NAME))
writer = FileWriter(CV1_FILE_NAME, 1)
data = get_data(CV_DIR_NAME)
cv_schema_json = {"id": {"type": "int32"},
"file_name": {"type": "string"},
"label": {"type": "int32"},
"data": {"type": "bytes"}}
writer.add_schema(cv_schema_json, "CV1_schema")
writer.add_index(["file_name", "label"])
writer.write_raw_data(data)
writer.commit()
writer = FileWriter(CV2_FILE_NAME, 1)
data = get_data(CV_DIR_NAME)
cv_schema_json = {"id": {"type": "int32"},
"file_name": {"type": "string"},
"label": {"type": "int32"},
"data": {"type": "bytes"}}
writer.add_schema(cv_schema_json, "CV2_schema")
writer.add_index(["file_name", "label"])
writer.write_raw_data(data)
writer.commit()
columns_list = ["data", "file_name", "label"]
num_readers = 4
data_set = ds.MindDataset([CV_FILE_NAME + str(x) for x in range(FILES_NUM)] + [CV1_FILE_NAME, CV2_FILE_NAME],
columns_list, num_readers)
assert data_set.get_dataset_size() == 30
num_iter = 0
for item in data_set.create_dict_iterator():
logger.info("-------------- cv reader basic: {} ------------------------".format(num_iter))
logger.info("-------------- len(item[data]): {} ------------------------".format(len(item["data"])))
logger.info("-------------- item[data]: {} -----------------------------".format(item["data"]))
logger.info("-------------- item[file_name]: {} ------------------------".format(item["file_name"]))
logger.info("-------------- item[label]: {} ----------------------------".format(item["label"]))
num_iter += 1
assert num_iter == 30
if os.path.exists(CV1_FILE_NAME):
os.remove(CV1_FILE_NAME)
if os.path.exists("{}.db".format(CV1_FILE_NAME)):
os.remove("{}.db".format(CV1_FILE_NAME))
if os.path.exists(CV2_FILE_NAME):
os.remove(CV2_FILE_NAME)
if os.path.exists("{}.db".format(CV2_FILE_NAME)):
os.remove("{}.db".format(CV2_FILE_NAME))
def test_cv_minddataset_reader_two_dataset_partition(add_and_remove_cv_file):
paths = ["{}{}".format(CV1_FILE_NAME, str(x).rjust(1, '0'))
for x in range(FILES_NUM)]
for x in paths:
os.remove("{}".format(x)) if os.path.exists("{}".format(x)) else None
os.remove("{}.db".format(x)) if os.path.exists("{}.db".format(x)) else None
writer = FileWriter(CV1_FILE_NAME, FILES_NUM)
data = get_data(CV_DIR_NAME)
cv_schema_json = {"id": {"type": "int32"},
"file_name": {"type": "string"},
"label": {"type": "int32"},
"data": {"type": "bytes"}}
writer.add_schema(cv_schema_json, "CV1_schema")
writer.add_index(["file_name", "label"])
writer.write_raw_data(data)
writer.commit()
columns_list = ["data", "file_name", "label"]
num_readers = 4
data_set = ds.MindDataset([CV_FILE_NAME + str(x) for x in range(2)] + [CV1_FILE_NAME + str(x) for x in range(2, 4)],
columns_list, num_readers)
assert data_set.get_dataset_size() < 20
num_iter = 0
for item in data_set.create_dict_iterator():
logger.info("-------------- cv reader basic: {} ------------------------".format(num_iter))
logger.info("-------------- len(item[data]): {} ------------------------".format(len(item["data"])))
logger.info("-------------- item[data]: {} -----------------------------".format(item["data"]))
logger.info("-------------- item[file_name]: {} ------------------------".format(item["file_name"]))
logger.info("-------------- item[label]: {} ----------------------------".format(item["label"]))
num_iter += 1
assert num_iter < 20
for x in paths:
os.remove("{}".format(x))
os.remove("{}.db".format(x))
def test_cv_minddataset_reader_basic_tutorial(add_and_remove_cv_file):
"""tutorial for cv minderdataset."""
columns_list = ["data", "file_name", "label"]
num_readers = 4
data_set = ds.MindDataset(CV_FILE_NAME + "0", columns_list, num_readers)
assert data_set.get_dataset_size() == 10
num_iter = 0
for item in data_set.create_dict_iterator():
logger.info("-------------- cv reader basic: {} ------------------------".format(num_iter))
logger.info("-------------- len(item[data]): {} ------------------------".format(len(item["data"])))
logger.info("-------------- item[data]: {} -----------------------------".format(item["data"]))
logger.info("-------------- item[file_name]: {} ------------------------".format(item["file_name"]))
logger.info("-------------- item[label]: {} ----------------------------".format(item["label"]))
num_iter += 1
assert num_iter == 10
def test_nlp_minddataset_reader_basic_tutorial(add_and_remove_nlp_file):
"""tutorial for nlp minderdataset."""
num_readers = 4
data_set = ds.MindDataset(NLP_FILE_NAME + "0", None, num_readers)
assert data_set.get_dataset_size() == 10
num_iter = 0
for item in data_set.create_dict_iterator():
logger.info("-------------- cv reader basic: {} ------------------------".format(num_iter))
logger.info("-------------- num_iter: {} ------------------------".format(num_iter))
logger.info("-------------- item[id]: {} ------------------------".format(item["id"]))
logger.info("-------------- item[rating]: {} --------------------".format(item["rating"]))
logger.info("-------------- item[input_ids]: {}, shape: {} -----------------".format(
item["input_ids"], item["input_ids"].shape))
logger.info("-------------- item[input_mask]: {}, shape: {} -----------------".format(
item["input_mask"], item["input_mask"].shape))
logger.info("-------------- item[segment_ids]: {}, shape: {} -----------------".format(
item["segment_ids"], item["segment_ids"].shape))
assert item["input_ids"].shape == (50,)
assert item["input_mask"].shape == (1, 50)
assert item["segment_ids"].shape == (2, 25)
num_iter += 1
assert num_iter == 10
def test_cv_minddataset_reader_basic_tutorial_5_epoch(add_and_remove_cv_file):
"""tutorial for cv minderdataset."""
columns_list = ["data", "file_name", "label"]
num_readers = 4
data_set = ds.MindDataset(CV_FILE_NAME + "0", columns_list, num_readers)
assert data_set.get_dataset_size() == 10
for epoch in range(5):
num_iter = 0
for data in data_set:
logger.info("data is {}".format(data))
num_iter += 1
assert num_iter == 10
data_set.reset()
def test_cv_minddataset_reader_basic_tutorial_5_epoch_with_batch(add_and_remove_cv_file):
"""tutorial for cv minderdataset."""
columns_list = ["data", "file_name", "label"]
num_readers = 4
data_set = ds.MindDataset(CV_FILE_NAME + "0", columns_list, num_readers)
resize_height = 32
resize_width = 32
# define map operations
decode_op = vision.Decode()
resize_op = vision.Resize((resize_height, resize_width), ds.transforms.vision.Inter.LINEAR)
data_set = data_set.map(input_columns=["data"], operations=decode_op, num_parallel_workers=4)
data_set = data_set.map(input_columns=["data"], operations=resize_op, num_parallel_workers=4)
data_set = data_set.batch(2)
assert data_set.get_dataset_size() == 5
for epoch in range(5):
num_iter = 0
for data in data_set:
logger.info("data is {}".format(data))
num_iter += 1
assert num_iter == 5
data_set.reset()
def test_cv_minddataset_reader_no_columns(add_and_remove_cv_file):
"""tutorial for cv minderdataset."""
data_set = ds.MindDataset(CV_FILE_NAME + "0")
assert data_set.get_dataset_size() == 10
num_iter = 0
for item in data_set.create_dict_iterator():
logger.info("-------------- cv reader basic: {} ------------------------".format(num_iter))
logger.info("-------------- len(item[data]): {} ------------------------".format(len(item["data"])))
logger.info("-------------- item[data]: {} -----------------------------".format(item["data"]))
logger.info("-------------- item[file_name]: {} ------------------------".format(item["file_name"]))
logger.info("-------------- item[label]: {} ----------------------------".format(item["label"]))
num_iter += 1
assert num_iter == 10
def test_cv_minddataset_reader_repeat_tutorial(add_and_remove_cv_file):
"""tutorial for cv minderdataset."""
columns_list = ["data", "file_name", "label"]
num_readers = 4
data_set = ds.MindDataset(CV_FILE_NAME + "0", columns_list, num_readers)
repeat_num = 2
data_set = data_set.repeat(repeat_num)
num_iter = 0
for item in data_set.create_dict_iterator():
logger.info("-------------- repeat two test {} ------------------------".format(num_iter))
logger.info("-------------- len(item[data]): {} -----------------------".format(len(item["data"])))
logger.info("-------------- item[data]: {} ----------------------------".format(item["data"]))
logger.info("-------------- item[file_name]: {} -----------------------".format(item["file_name"]))
logger.info("-------------- item[label]: {} ---------------------------".format(item["label"]))
num_iter += 1
assert num_iter == 20
def get_data(dir_name):
"""
usage: get data from imagenet dataset
params:
dir_name: directory containing folder images and annotation information
"""
if not os.path.isdir(dir_name):
raise IOError("Directory {} not exists".format(dir_name))
img_dir = os.path.join(dir_name, "images")
ann_file = os.path.join(dir_name, "annotation.txt")
with open(ann_file, "r") as file_reader:
lines = file_reader.readlines()
data_list = []
for i, line in enumerate(lines):
try:
filename, label = line.split(",")
label = label.strip("\n")
with open(os.path.join(img_dir, filename), "rb") as file_reader:
img = file_reader.read()
data_json = {"id": i,
"file_name": filename,
"data": img,
"label": int(label)}
data_list.append(data_json)
except FileNotFoundError:
continue
return data_list
def get_multi_bytes_data(file_name, bytes_num=3):
"""
Return raw data of multi-bytes dataset.
Args:
file_name (str): String of multi-bytes dataset's path.
bytes_num (int): Number of bytes fields.
Returns:
List
"""
if not os.path.exists(file_name):
raise IOError("map file {} not exists".format(file_name))
dir_name = os.path.dirname(file_name)
with open(file_name, "r") as file_reader:
lines = file_reader.readlines()
data_list = []
row_num = 0
for line in lines:
try:
img10_path = line.strip('\n').split(" ")
img5 = []
for path in img10_path[:bytes_num]:
with open(os.path.join(dir_name, path), "rb") as file_reader:
img5 += [file_reader.read()]
data_json = {"image_{}".format(i): img5[i]
for i in range(len(img5))}
data_json.update({"id": row_num})
row_num += 1
data_list.append(data_json)
except FileNotFoundError:
continue
return data_list
def get_mkv_data(dir_name):
"""
Return raw data of Vehicle_and_Person dataset.
Args:
dir_name (str): String of Vehicle_and_Person dataset's path.
Returns:
List
"""
if not os.path.isdir(dir_name):
raise IOError("Directory {} not exists".format(dir_name))
img_dir = os.path.join(dir_name, "Image")
label_dir = os.path.join(dir_name, "prelabel")
data_list = []
file_list = os.listdir(label_dir)
index = 1
for item in file_list:
if os.path.splitext(item)[1] == '.json':
file_path = os.path.join(label_dir, item)
image_name = ''.join([os.path.splitext(item)[0], ".jpg"])
image_path = os.path.join(img_dir, image_name)
with open(file_path, "r") as load_f:
load_dict = json.load(load_f)
if os.path.exists(image_path):
with open(image_path, "rb") as file_reader:
img = file_reader.read()
data_json = {"file_name": image_name,
"prelabel": str(load_dict),
"data": img,
"id": index}
data_list.append(data_json)
index += 1
logger.info('{} images are missing'.format(len(file_list) - len(data_list)))
return data_list
def get_nlp_data(dir_name, vocab_file, num):
"""
Return raw data of aclImdb dataset.
Args:
dir_name (str): String of aclImdb dataset's path.
vocab_file (str): String of dictionary's path.
num (int): Number of sample.
Returns:
List
"""
if not os.path.isdir(dir_name):
raise IOError("Directory {} not exists".format(dir_name))
for root, dirs, files in os.walk(dir_name):
for index, file_name_extension in enumerate(files):
if index < num:
file_path = os.path.join(root, file_name_extension)
file_name, _ = file_name_extension.split('.', 1)
id_, rating = file_name.split('_', 1)
with open(file_path, 'r') as f:
raw_content = f.read()
dictionary = load_vocab(vocab_file)
vectors = [dictionary.get('[CLS]')]
vectors += [dictionary.get(i) if i in dictionary
else dictionary.get('[UNK]')
for i in re.findall(r"[\w']+|[{}]"
.format(string.punctuation),
raw_content)]
vectors += [dictionary.get('[SEP]')]
input_, mask, segment = inputs(vectors)
input_ids = np.reshape(np.array(input_), [-1])
input_mask = np.reshape(np.array(mask), [1, -1])
segment_ids = np.reshape(np.array(segment), [2, -1])
data = {
"label": 1,
"id": id_,
"rating": float(rating),
"input_ids": input_ids,
"input_mask": input_mask,
"segment_ids": segment_ids
}
yield data
def convert_to_uni(text):
if isinstance(text, str):
return text
if isinstance(text, bytes):
return text.decode('utf-8', 'ignore')
raise Exception("The type %s does not convert!" % type(text))
def load_vocab(vocab_file):
"""load vocabulary to translate statement."""
vocab = collections.OrderedDict()
vocab.setdefault('blank', 2)
index = 0
with open(vocab_file) as reader:
while True:
tmp = reader.readline()
if not tmp:
break
token = convert_to_uni(tmp)
token = token.strip()
vocab[token] = index
index += 1
return vocab
def inputs(vectors, maxlen=50):
length = len(vectors)
if length > maxlen:
return vectors[0:maxlen], [1] * maxlen, [0] * maxlen
input_ = vectors + [0] * (maxlen - length)
mask = [1] * length + [0] * (maxlen - length)
segment = [0] * maxlen
return input_, mask, segment
def test_write_with_multi_bytes_and_array_and_read_by_MindDataset():
mindrecord_file_name = "test.mindrecord"
data = [{"file_name": "001.jpg", "label": 4,
"image1": bytes("image1 bytes abc", encoding='UTF-8'),
"image2": bytes("image1 bytes def", encoding='UTF-8'),
"source_sos_ids": np.array([1, 2, 3, 4, 5], dtype=np.int64),
"source_sos_mask": np.array([6, 7, 8, 9, 10, 11, 12], dtype=np.int64),
"image3": bytes("image1 bytes ghi", encoding='UTF-8'),
"image4": bytes("image1 bytes jkl", encoding='UTF-8'),
"image5": bytes("image1 bytes mno", encoding='UTF-8'),
"target_sos_ids": np.array([28, 29, 30, 31, 32], dtype=np.int64),
"target_sos_mask": np.array([33, 34, 35, 36, 37, 38], dtype=np.int64),
"target_eos_ids": np.array([39, 40, 41, 42, 43, 44, 45, 46, 47], dtype=np.int64),
"target_eos_mask": np.array([48, 49, 50, 51], dtype=np.int64)},
{"file_name": "002.jpg", "label": 5,
"image1": bytes("image2 bytes abc", encoding='UTF-8'),
"image2": bytes("image2 bytes def", encoding='UTF-8'),
"image3": bytes("image2 bytes ghi", encoding='UTF-8'),
"image4": bytes("image2 bytes jkl", encoding='UTF-8'),
"image5": bytes("image2 bytes mno", encoding='UTF-8'),
"source_sos_ids": np.array([11, 2, 3, 4, 5], dtype=np.int64),
"source_sos_mask": np.array([16, 7, 8, 9, 10, 11, 12], dtype=np.int64),
"target_sos_ids": np.array([128, 29, 30, 31, 32], dtype=np.int64),
"target_sos_mask": np.array([133, 34, 35, 36, 37, 38], dtype=np.int64),
"target_eos_ids": np.array([139, 40, 41, 42, 43, 44, 45, 46, 47], dtype=np.int64),
"target_eos_mask": np.array([148, 49, 50, 51], dtype=np.int64)},
{"file_name": "003.jpg", "label": 6,
"source_sos_ids": np.array([21, 2, 3, 4, 5], dtype=np.int64),
"source_sos_mask": np.array([26, 7, 8, 9, 10, 11, 12], dtype=np.int64),
"target_sos_ids": np.array([228, 29, 30, 31, 32], dtype=np.int64),
"target_sos_mask": np.array([233, 34, 35, 36, 37, 38], dtype=np.int64),
"target_eos_ids": np.array([239, 40, 41, 42, 43, 44, 45, 46, 47], dtype=np.int64),
"image1": bytes("image3 bytes abc", encoding='UTF-8'),
"image2": bytes("image3 bytes def", encoding='UTF-8'),
"image3": bytes("image3 bytes ghi", encoding='UTF-8'),
"image4": bytes("image3 bytes jkl", encoding='UTF-8'),
"image5": bytes("image3 bytes mno", encoding='UTF-8'),
"target_eos_mask": np.array([248, 49, 50, 51], dtype=np.int64)},
{"file_name": "004.jpg", "label": 7,
"source_sos_ids": np.array([31, 2, 3, 4, 5], dtype=np.int64),
"source_sos_mask": np.array([36, 7, 8, 9, 10, 11, 12], dtype=np.int64),
"image1": bytes("image4 bytes abc", encoding='UTF-8'),
"image2": bytes("image4 bytes def", encoding='UTF-8'),
"image3": bytes("image4 bytes ghi", encoding='UTF-8'),
"image4": bytes("image4 bytes jkl", encoding='UTF-8'),
"image5": bytes("image4 bytes mno", encoding='UTF-8'),
"target_sos_ids": np.array([328, 29, 30, 31, 32], dtype=np.int64),
"target_sos_mask": np.array([333, 34, 35, 36, 37, 38], dtype=np.int64),
"target_eos_ids": np.array([339, 40, 41, 42, 43, 44, 45, 46, 47], dtype=np.int64),
"target_eos_mask": np.array([348, 49, 50, 51], dtype=np.int64)},
{"file_name": "005.jpg", "label": 8,
"source_sos_ids": np.array([41, 2, 3, 4, 5], dtype=np.int64),
"source_sos_mask": np.array([46, 7, 8, 9, 10, 11, 12], dtype=np.int64),
"target_sos_ids": np.array([428, 29, 30, 31, 32], dtype=np.int64),
"target_sos_mask": np.array([433, 34, 35, 36, 37, 38], dtype=np.int64),
"image1": bytes("image5 bytes abc", encoding='UTF-8'),
"image2": bytes("image5 bytes def", encoding='UTF-8'),
"image3": bytes("image5 bytes ghi", encoding='UTF-8'),
"image4": bytes("image5 bytes jkl", encoding='UTF-8'),
"image5": bytes("image5 bytes mno", encoding='UTF-8'),
"target_eos_ids": np.array([439, 40, 41, 42, 43, 44, 45, 46, 47], dtype=np.int64),
"target_eos_mask": np.array([448, 49, 50, 51], dtype=np.int64)},
{"file_name": "006.jpg", "label": 9,
"source_sos_ids": np.array([51, 2, 3, 4, 5], dtype=np.int64),
"source_sos_mask": np.array([56, 7, 8, 9, 10, 11, 12], dtype=np.int64),
"target_sos_ids": np.array([528, 29, 30, 31, 32], dtype=np.int64),
"image1": bytes("image6 bytes abc", encoding='UTF-8'),
"image2": bytes("image6 bytes def", encoding='UTF-8'),
"image3": bytes("image6 bytes ghi", encoding='UTF-8'),
"image4": bytes("image6 bytes jkl", encoding='UTF-8'),
"image5": bytes("image6 bytes mno", encoding='UTF-8'),
"target_sos_mask": np.array([533, 34, 35, 36, 37, 38], dtype=np.int64),
"target_eos_ids": np.array([539, 40, 41, 42, 43, 44, 45, 46, 47], dtype=np.int64),
"target_eos_mask": np.array([548, 49, 50, 51], dtype=np.int64)}
]
writer = FileWriter(mindrecord_file_name)
schema = {"file_name": {"type": "string"},
"image1": {"type": "bytes"},
"image2": {"type": "bytes"},
"source_sos_ids": {"type": "int64", "shape": [-1]},
"source_sos_mask": {"type": "int64", "shape": [-1]},
"image3": {"type": "bytes"},
"image4": {"type": "bytes"},
"image5": {"type": "bytes"},
"target_sos_ids": {"type": "int64", "shape": [-1]},
"target_sos_mask": {"type": "int64", "shape": [-1]},
"target_eos_ids": {"type": "int64", "shape": [-1]},
"target_eos_mask": {"type": "int64", "shape": [-1]},
"label": {"type": "int32"}}
writer.add_schema(schema, "data is so cool")
writer.write_raw_data(data)
writer.commit()
# change data value to list
data_value_to_list = []
for item in data:
new_data = {}
new_data['file_name'] = np.asarray(list(bytes(item["file_name"], encoding='utf-8')), dtype=np.uint8)
new_data['label'] = np.asarray(list([item["label"]]), dtype=np.int32)
new_data['image1'] = np.asarray(list(item["image1"]), dtype=np.uint8)
new_data['image2'] = np.asarray(list(item["image2"]), dtype=np.uint8)
new_data['image3'] = np.asarray(list(item["image3"]), dtype=np.uint8)
new_data['image4'] = np.asarray(list(item["image4"]), dtype=np.uint8)
new_data['image5'] = np.asarray(list(item["image5"]), dtype=np.uint8)
new_data['source_sos_ids'] = item["source_sos_ids"]
new_data['source_sos_mask'] = item["source_sos_mask"]
new_data['target_sos_ids'] = item["target_sos_ids"]
new_data['target_sos_mask'] = item["target_sos_mask"]
new_data['target_eos_ids'] = item["target_eos_ids"]
new_data['target_eos_mask'] = item["target_eos_mask"]
data_value_to_list.append(new_data)
num_readers = 2
data_set = ds.MindDataset(dataset_file=mindrecord_file_name,
num_parallel_workers=num_readers,
shuffle=False)
assert data_set.get_dataset_size() == 6
num_iter = 0
for item in data_set.create_dict_iterator():
assert len(item) == 13
for field in item:
if isinstance(item[field], np.ndarray):
assert (item[field] == data_value_to_list[num_iter][field]).all()
else:
assert item[field] == data_value_to_list[num_iter][field]
num_iter += 1
assert num_iter == 6
num_readers = 2
data_set = ds.MindDataset(dataset_file=mindrecord_file_name,
columns_list=["source_sos_ids", "source_sos_mask", "target_sos_ids"],
num_parallel_workers=num_readers,
shuffle=False)
assert data_set.get_dataset_size() == 6
num_iter = 0
for item in data_set.create_dict_iterator():
assert len(item) == 3
for field in item:
if isinstance(item[field], np.ndarray):
assert (item[field] == data[num_iter][field]).all()
else:
assert item[field] == data[num_iter][field]
num_iter += 1
assert num_iter == 6
num_readers = 1
data_set = ds.MindDataset(dataset_file=mindrecord_file_name,
columns_list=["image2", "source_sos_mask", "image3", "target_sos_ids"],
num_parallel_workers=num_readers,
shuffle=False)
assert data_set.get_dataset_size() == 6
num_iter = 0
for item in data_set.create_dict_iterator():
assert len(item) == 4
for field in item:
if isinstance(item[field], np.ndarray):
assert (item[field] == data_value_to_list[num_iter][field]).all()
else:
assert item[field] == data_value_to_list[num_iter][field]
num_iter += 1
assert num_iter == 6
num_readers = 3
data_set = ds.MindDataset(dataset_file=mindrecord_file_name,
columns_list=["target_sos_ids", "image4", "source_sos_ids"],
num_parallel_workers=num_readers,
shuffle=False)
assert data_set.get_dataset_size() == 6
num_iter = 0
for item in data_set.create_dict_iterator():
assert len(item) == 3
for field in item:
if isinstance(item[field], np.ndarray):
assert (item[field] == data_value_to_list[num_iter][field]).all()
else:
assert item[field] == data_value_to_list[num_iter][field]
num_iter += 1
assert num_iter == 6
num_readers = 3
data_set = ds.MindDataset(dataset_file=mindrecord_file_name,
columns_list=["target_sos_ids", "image5", "image4", "image3", "source_sos_ids"],
num_parallel_workers=num_readers,
shuffle=False)
assert data_set.get_dataset_size() == 6
num_iter = 0
for item in data_set.create_dict_iterator():
assert len(item) == 5
for field in item:
if isinstance(item[field], np.ndarray):
assert (item[field] == data_value_to_list[num_iter][field]).all()
else:
assert item[field] == data_value_to_list[num_iter][field]
num_iter += 1
assert num_iter == 6
num_readers = 1
data_set = ds.MindDataset(dataset_file=mindrecord_file_name,
columns_list=["target_eos_mask", "image5", "image2", "source_sos_mask", "label"],
num_parallel_workers=num_readers,
shuffle=False)
assert data_set.get_dataset_size() == 6
num_iter = 0
for item in data_set.create_dict_iterator():
assert len(item) == 5
for field in item:
if isinstance(item[field], np.ndarray):
assert (item[field] == data_value_to_list[num_iter][field]).all()
else:
assert item[field] == data_value_to_list[num_iter][field]
num_iter += 1
assert num_iter == 6
num_readers = 2
data_set = ds.MindDataset(dataset_file=mindrecord_file_name,
columns_list=["label", "target_eos_mask", "image1", "target_eos_ids", "source_sos_mask",
"image2", "image4", "image3", "source_sos_ids", "image5", "file_name"],
num_parallel_workers=num_readers,
shuffle=False)
assert data_set.get_dataset_size() == 6
num_iter = 0
for item in data_set.create_dict_iterator():
assert len(item) == 11
for field in item:
if isinstance(item[field], np.ndarray):
assert (item[field] == data_value_to_list[num_iter][field]).all()
else:
assert item[field] == data_value_to_list[num_iter][field]
num_iter += 1
assert num_iter == 6
os.remove("{}".format(mindrecord_file_name))
os.remove("{}.db".format(mindrecord_file_name))
def test_write_with_multi_bytes_and_MindDataset():
mindrecord_file_name = "test.mindrecord"
data = [{"file_name": "001.jpg", "label": 43,
"image1": bytes("image1 bytes abc", encoding='UTF-8'),
"image2": bytes("image1 bytes def", encoding='UTF-8'),
"image3": bytes("image1 bytes ghi", encoding='UTF-8'),
"image4": bytes("image1 bytes jkl", encoding='UTF-8'),
"image5": bytes("image1 bytes mno", encoding='UTF-8')},
{"file_name": "002.jpg", "label": 91,
"image1": bytes("image2 bytes abc", encoding='UTF-8'),
"image2": bytes("image2 bytes def", encoding='UTF-8'),
"image3": bytes("image2 bytes ghi", encoding='UTF-8'),
"image4": bytes("image2 bytes jkl", encoding='UTF-8'),
"image5": bytes("image2 bytes mno", encoding='UTF-8')},
{"file_name": "003.jpg", "label": 61,
"image1": bytes("image3 bytes abc", encoding='UTF-8'),
"image2": bytes("image3 bytes def", encoding='UTF-8'),
"image3": bytes("image3 bytes ghi", encoding='UTF-8'),
"image4": bytes("image3 bytes jkl", encoding='UTF-8'),
"image5": bytes("image3 bytes mno", encoding='UTF-8')},
{"file_name": "004.jpg", "label": 29,
"image1": bytes("image4 bytes abc", encoding='UTF-8'),
"image2": bytes("image4 bytes def", encoding='UTF-8'),
"image3": bytes("image4 bytes ghi", encoding='UTF-8'),
"image4": bytes("image4 bytes jkl", encoding='UTF-8'),
"image5": bytes("image4 bytes mno", encoding='UTF-8')},
{"file_name": "005.jpg", "label": 78,
"image1": bytes("image5 bytes abc", encoding='UTF-8'),
"image2": bytes("image5 bytes def", encoding='UTF-8'),
"image3": bytes("image5 bytes ghi", encoding='UTF-8'),
"image4": bytes("image5 bytes jkl", encoding='UTF-8'),
"image5": bytes("image5 bytes mno", encoding='UTF-8')},
{"file_name": "006.jpg", "label": 37,
"image1": bytes("image6 bytes abc", encoding='UTF-8'),
"image2": bytes("image6 bytes def", encoding='UTF-8'),
"image3": bytes("image6 bytes ghi", encoding='UTF-8'),
"image4": bytes("image6 bytes jkl", encoding='UTF-8'),
"image5": bytes("image6 bytes mno", encoding='UTF-8')}
]
writer = FileWriter(mindrecord_file_name)
schema = {"file_name": {"type": "string"},
"image1": {"type": "bytes"},
"image2": {"type": "bytes"},
"image3": {"type": "bytes"},
"label": {"type": "int32"},
"image4": {"type": "bytes"},
"image5": {"type": "bytes"}}
writer.add_schema(schema, "data is so cool")
writer.write_raw_data(data)
writer.commit()
# change data value to list
data_value_to_list = []
for item in data:
new_data = {}
new_data['file_name'] = np.asarray(list(bytes(item["file_name"], encoding='utf-8')), dtype=np.uint8)
new_data['label'] = np.asarray(list([item["label"]]), dtype=np.int32)
new_data['image1'] = np.asarray(list(item["image1"]), dtype=np.uint8)
new_data['image2'] = np.asarray(list(item["image2"]), dtype=np.uint8)
new_data['image3'] = np.asarray(list(item["image3"]), dtype=np.uint8)
new_data['image4'] = np.asarray(list(item["image4"]), dtype=np.uint8)
new_data['image5'] = np.asarray(list(item["image5"]), dtype=np.uint8)
data_value_to_list.append(new_data)
num_readers = 2
data_set = ds.MindDataset(dataset_file=mindrecord_file_name,
num_parallel_workers=num_readers,
shuffle=False)
assert data_set.get_dataset_size() == 6
num_iter = 0
for item in data_set.create_dict_iterator():
assert len(item) == 7
for field in item:
if isinstance(item[field], np.ndarray):
assert (item[field] == data_value_to_list[num_iter][field]).all()
else:
assert item[field] == data_value_to_list[num_iter][field]
num_iter += 1
assert num_iter == 6
num_readers = 2
data_set = ds.MindDataset(dataset_file=mindrecord_file_name,
columns_list=["image1", "image2", "image5"],
num_parallel_workers=num_readers,
shuffle=False)
assert data_set.get_dataset_size() == 6
num_iter = 0
for item in data_set.create_dict_iterator():
assert len(item) == 3
for field in item:
if isinstance(item[field], np.ndarray):
assert (item[field] == data_value_to_list[num_iter][field]).all()
else:
assert item[field] == data_value_to_list[num_iter][field]
num_iter += 1
assert num_iter == 6
num_readers = 2
data_set = ds.MindDataset(dataset_file=mindrecord_file_name,
columns_list=["image2", "image4"],
num_parallel_workers=num_readers,
shuffle=False)
assert data_set.get_dataset_size() == 6
num_iter = 0
for item in data_set.create_dict_iterator():
assert len(item) == 2
for field in item:
if isinstance(item[field], np.ndarray):
assert (item[field] == data_value_to_list[num_iter][field]).all()
else:
assert item[field] == data_value_to_list[num_iter][field]
num_iter += 1
assert num_iter == 6
num_readers = 2
data_set = ds.MindDataset(dataset_file=mindrecord_file_name,
columns_list=["image5", "image2"],
num_parallel_workers=num_readers,
shuffle=False)
assert data_set.get_dataset_size() == 6
num_iter = 0
for item in data_set.create_dict_iterator():
assert len(item) == 2
for field in item:
if isinstance(item[field], np.ndarray):
assert (item[field] == data_value_to_list[num_iter][field]).all()
else:
assert item[field] == data_value_to_list[num_iter][field]
num_iter += 1
assert num_iter == 6
num_readers = 2
data_set = ds.MindDataset(dataset_file=mindrecord_file_name,
columns_list=["image5", "image2", "label"],
num_parallel_workers=num_readers,
shuffle=False)
assert data_set.get_dataset_size() == 6
num_iter = 0
for item in data_set.create_dict_iterator():
assert len(item) == 3
for field in item:
if isinstance(item[field], np.ndarray):
assert (item[field] == data_value_to_list[num_iter][field]).all()
else:
assert item[field] == data_value_to_list[num_iter][field]
num_iter += 1
assert num_iter == 6
num_readers = 2
data_set = ds.MindDataset(dataset_file=mindrecord_file_name,
columns_list=["image4", "image5", "image2", "image3", "file_name"],
num_parallel_workers=num_readers,
shuffle=False)
assert data_set.get_dataset_size() == 6
num_iter = 0
for item in data_set.create_dict_iterator():
assert len(item) == 5
for field in item:
if isinstance(item[field], np.ndarray):
assert (item[field] == data_value_to_list[num_iter][field]).all()
else:
assert item[field] == data_value_to_list[num_iter][field]
num_iter += 1
assert num_iter == 6
os.remove("{}".format(mindrecord_file_name))
os.remove("{}.db".format(mindrecord_file_name))
def test_write_with_multi_array_and_MindDataset():
mindrecord_file_name = "test.mindrecord"
data = [{"source_sos_ids": np.array([1, 2, 3, 4, 5], dtype=np.int64),
"source_sos_mask": np.array([6, 7, 8, 9, 10, 11, 12], dtype=np.int64),
"source_eos_ids": np.array([13, 14, 15, 16, 17, 18], dtype=np.int64),
"source_eos_mask": np.array([19, 20, 21, 22, 23, 24, 25, 26, 27], dtype=np.int64),
"target_sos_ids": np.array([28, 29, 30, 31, 32], dtype=np.int64),
"target_sos_mask": np.array([33, 34, 35, 36, 37, 38], dtype=np.int64),
"target_eos_ids": np.array([39, 40, 41, 42, 43, 44, 45, 46, 47], dtype=np.int64),
"target_eos_mask": np.array([48, 49, 50, 51], dtype=np.int64)},
{"source_sos_ids": np.array([11, 2, 3, 4, 5], dtype=np.int64),
"source_sos_mask": np.array([16, 7, 8, 9, 10, 11, 12], dtype=np.int64),
"source_eos_ids": np.array([113, 14, 15, 16, 17, 18], dtype=np.int64),
"source_eos_mask": np.array([119, 20, 21, 22, 23, 24, 25, 26, 27], dtype=np.int64),
"target_sos_ids": np.array([128, 29, 30, 31, 32], dtype=np.int64),
"target_sos_mask": np.array([133, 34, 35, 36, 37, 38], dtype=np.int64),
"target_eos_ids": np.array([139, 40, 41, 42, 43, 44, 45, 46, 47], dtype=np.int64),
"target_eos_mask": np.array([148, 49, 50, 51], dtype=np.int64)},
{"source_sos_ids": np.array([21, 2, 3, 4, 5], dtype=np.int64),
"source_sos_mask": np.array([26, 7, 8, 9, 10, 11, 12], dtype=np.int64),
"source_eos_ids": np.array([213, 14, 15, 16, 17, 18], dtype=np.int64),
"source_eos_mask": np.array([219, 20, 21, 22, 23, 24, 25, 26, 27], dtype=np.int64),
"target_sos_ids": np.array([228, 29, 30, 31, 32], dtype=np.int64),
"target_sos_mask": np.array([233, 34, 35, 36, 37, 38], dtype=np.int64),
"target_eos_ids": np.array([239, 40, 41, 42, 43, 44, 45, 46, 47], dtype=np.int64),
"target_eos_mask": np.array([248, 49, 50, 51], dtype=np.int64)},
{"source_sos_ids": np.array([31, 2, 3, 4, 5], dtype=np.int64),
"source_sos_mask": np.array([36, 7, 8, 9, 10, 11, 12], dtype=np.int64),
"source_eos_ids": np.array([313, 14, 15, 16, 17, 18], dtype=np.int64),
"source_eos_mask": np.array([319, 20, 21, 22, 23, 24, 25, 26, 27], dtype=np.int64),
"target_sos_ids": np.array([328, 29, 30, 31, 32], dtype=np.int64),
"target_sos_mask": np.array([333, 34, 35, 36, 37, 38], dtype=np.int64),
"target_eos_ids": np.array([339, 40, 41, 42, 43, 44, 45, 46, 47], dtype=np.int64),
"target_eos_mask": np.array([348, 49, 50, 51], dtype=np.int64)},
{"source_sos_ids": np.array([41, 2, 3, 4, 5], dtype=np.int64),
"source_sos_mask": np.array([46, 7, 8, 9, 10, 11, 12], dtype=np.int64),
"source_eos_ids": np.array([413, 14, 15, 16, 17, 18], dtype=np.int64),
"source_eos_mask": np.array([419, 20, 21, 22, 23, 24, 25, 26, 27], dtype=np.int64),
"target_sos_ids": np.array([428, 29, 30, 31, 32], dtype=np.int64),
"target_sos_mask": np.array([433, 34, 35, 36, 37, 38], dtype=np.int64),
"target_eos_ids": np.array([439, 40, 41, 42, 43, 44, 45, 46, 47], dtype=np.int64),
"target_eos_mask": np.array([448, 49, 50, 51], dtype=np.int64)},
{"source_sos_ids": np.array([51, 2, 3, 4, 5], dtype=np.int64),
"source_sos_mask": np.array([56, 7, 8, 9, 10, 11, 12], dtype=np.int64),
"source_eos_ids": np.array([513, 14, 15, 16, 17, 18], dtype=np.int64),
"source_eos_mask": np.array([519, 20, 21, 22, 23, 24, 25, 26, 27], dtype=np.int64),
"target_sos_ids": np.array([528, 29, 30, 31, 32], dtype=np.int64),
"target_sos_mask": np.array([533, 34, 35, 36, 37, 38], dtype=np.int64),
"target_eos_ids": np.array([539, 40, 41, 42, 43, 44, 45, 46, 47], dtype=np.int64),
"target_eos_mask": np.array([548, 49, 50, 51], dtype=np.int64)}
]
writer = FileWriter(mindrecord_file_name)
schema = {"source_sos_ids": {"type": "int64", "shape": [-1]},
"source_sos_mask": {"type": "int64", "shape": [-1]},
"source_eos_ids": {"type": "int64", "shape": [-1]},
"source_eos_mask": {"type": "int64", "shape": [-1]},
"target_sos_ids": {"type": "int64", "shape": [-1]},
"target_sos_mask": {"type": "int64", "shape": [-1]},
"target_eos_ids": {"type": "int64", "shape": [-1]},
"target_eos_mask": {"type": "int64", "shape": [-1]}}
writer.add_schema(schema, "data is so cool")
writer.write_raw_data(data)
writer.commit()
# change data value to list - do none
data_value_to_list = []
for item in data:
new_data = {}
new_data['source_sos_ids'] = item["source_sos_ids"]
new_data['source_sos_mask'] = item["source_sos_mask"]
new_data['source_eos_ids'] = item["source_eos_ids"]
new_data['source_eos_mask'] = item["source_eos_mask"]
new_data['target_sos_ids'] = item["target_sos_ids"]
new_data['target_sos_mask'] = item["target_sos_mask"]
new_data['target_eos_ids'] = item["target_eos_ids"]
new_data['target_eos_mask'] = item["target_eos_mask"]
data_value_to_list.append(new_data)
num_readers = 2
data_set = ds.MindDataset(dataset_file=mindrecord_file_name,
num_parallel_workers=num_readers,
shuffle=False)
assert data_set.get_dataset_size() == 6
num_iter = 0
for item in data_set.create_dict_iterator():
assert len(item) == 8
for field in item:
if isinstance(item[field], np.ndarray):
assert (item[field] == data_value_to_list[num_iter][field]).all()
else:
assert item[field] == data_value_to_list[num_iter][field]
num_iter += 1
assert num_iter == 6
num_readers = 2
data_set = ds.MindDataset(dataset_file=mindrecord_file_name,
columns_list=["source_eos_ids", "source_eos_mask",
"target_sos_ids", "target_sos_mask",
"target_eos_ids", "target_eos_mask"],
num_parallel_workers=num_readers,
shuffle=False)
assert data_set.get_dataset_size() == 6
num_iter = 0
for item in data_set.create_dict_iterator():
assert len(item) == 6
for field in item:
if isinstance(item[field], np.ndarray):
assert (item[field] == data_value_to_list[num_iter][field]).all()
else:
assert item[field] == data_value_to_list[num_iter][field]
num_iter += 1
assert num_iter == 6
num_readers = 2
data_set = ds.MindDataset(dataset_file=mindrecord_file_name,
columns_list=["source_sos_ids",
"target_sos_ids",
"target_eos_mask"],
num_parallel_workers=num_readers,
shuffle=False)
assert data_set.get_dataset_size() == 6
num_iter = 0
for item in data_set.create_dict_iterator():
assert len(item) == 3
for field in item:
if isinstance(item[field], np.ndarray):
assert (item[field] == data_value_to_list[num_iter][field]).all()
else:
assert item[field] == data_value_to_list[num_iter][field]
num_iter += 1
assert num_iter == 6
num_readers = 2
data_set = ds.MindDataset(dataset_file=mindrecord_file_name,
columns_list=["target_eos_mask",
"source_eos_mask",
"source_sos_mask"],
num_parallel_workers=num_readers,
shuffle=False)
assert data_set.get_dataset_size() == 6
num_iter = 0
for item in data_set.create_dict_iterator():
assert len(item) == 3
for field in item:
if isinstance(item[field], np.ndarray):
assert (item[field] == data_value_to_list[num_iter][field]).all()
else:
assert item[field] == data_value_to_list[num_iter][field]
num_iter += 1
assert num_iter == 6
num_readers = 2
data_set = ds.MindDataset(dataset_file=mindrecord_file_name,
columns_list=["target_eos_ids"],
num_parallel_workers=num_readers,
shuffle=False)
assert data_set.get_dataset_size() == 6
num_iter = 0
for item in data_set.create_dict_iterator():
assert len(item) == 1
for field in item:
if isinstance(item[field], np.ndarray):
assert (item[field] == data_value_to_list[num_iter][field]).all()
else:
assert item[field] == data_value_to_list[num_iter][field]
num_iter += 1
assert num_iter == 6
num_readers = 1
data_set = ds.MindDataset(dataset_file=mindrecord_file_name,
columns_list=["target_eos_mask", "target_eos_ids",
"target_sos_mask", "target_sos_ids",
"source_eos_mask", "source_eos_ids",
"source_sos_mask", "source_sos_ids"],
num_parallel_workers=num_readers,
shuffle=False)
assert data_set.get_dataset_size() == 6
num_iter = 0
for item in data_set.create_dict_iterator():
assert len(item) == 8
for field in item:
if isinstance(item[field], np.ndarray):
assert (item[field] == data_value_to_list[num_iter][field]).all()
else:
assert item[field] == data_value_to_list[num_iter][field]
num_iter += 1
assert num_iter == 6
os.remove("{}".format(mindrecord_file_name))
os.remove("{}.db".format(mindrecord_file_name))