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PaddleSpeech/utils/utility.py

94 lines
2.9 KiB

# Copyright (c) 2021 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.
import os
import tarfile
import zipfile
from typing import Text
from paddle.dataset.common import md5file
__all__ = [
"check_md5sum", "getfile_insensitive", "download_multi", "download",
"unpack", "unzip"
]
def getfile_insensitive(path):
"""Get the actual file path when given insensitive filename."""
directory, filename = os.path.split(path)
directory, filename = (directory or '.'), filename.lower()
for f in os.listdir(directory):
newpath = os.path.join(directory, f)
if os.path.isfile(newpath) and f.lower() == filename:
return newpath
def download_multi(url, target_dir, extra_args):
"""Download multiple files from url to target_dir."""
if not os.path.exists(target_dir):
os.makedirs(target_dir)
print("Downloading %s ..." % url)
ret_code = os.system("wget -c " + url + ' ' + extra_args + " -P " +
target_dir)
return ret_code
def download(url, md5sum, target_dir):
"""Download file from url to target_dir, and check md5sum."""
if not os.path.exists(target_dir):
os.makedirs(target_dir)
filepath = os.path.join(target_dir, url.split("/")[-1])
if not (os.path.exists(filepath) and md5file(filepath) == md5sum):
print("Downloading %s ..." % url)
os.system("wget -c " + url + " -P " + target_dir)
print("\nMD5 Chesksum %s ..." % filepath)
if not md5file(filepath) == md5sum:
raise RuntimeError("MD5 checksum failed.")
else:
print("File exists, skip downloading. (%s)" % filepath)
return filepath
def check_md5sum(filepath: Text, md5sum: Text) -> bool:
"""check md5sum of file.
Args:
filepath (Text): [description]
md5sum (Text): [description]
Returns:
bool: same or not.
"""
return md5file(filepath) == md5sum
def unpack(filepath, target_dir, rm_tar=False):
"""Unpack the file to the target_dir."""
print("Unpacking %s ..." % filepath)
tar = tarfile.open(filepath)
tar.extractall(target_dir)
tar.close()
if rm_tar:
os.remove(filepath)
def unzip(filepath, target_dir, rm_tar=False):
"""Unzip the file to the target_dir."""
print("Unpacking %s ..." % filepath)
tar = zipfile.ZipFile(filepath, 'r')
tar.extractall(target_dir)
tar.close()
if rm_tar:
os.remove(filepath)