def test_download_repo_of_dir():
md_path = '../mshub_res/assets/mindspore/gpu/1.0/googlenet_v1_cifar10.md'
cell = CellInfo("googlenet")
cell.update(md_path)
git_url = cell.repo_link
set_hub_dir('.cache')
path = get_hub_dir()
ret = _download_repo_from_url(git_url, path)
assert ret
def test_load_weights_input_uid():
"""test load_weights."""
set_hub_dir('.cache')
path = get_hub_dir()
repo_link = 'https://gitee.com/mindspore/models/tree/master/official/cv/googlenet'
_download_repo_from_url(repo_link, path)
net = _get_network_from_cache('GoogleNet', path + '/googlenet', 10)
load_weights(net,
handle='mindspore/ascend/1.0/googlenet_v1_cifar10',
force_reload=True)
print(net)
def test_download_ckpt():
"""test download ckpt."""
md_path = '../mshub_res/assets/mindspore/gpu/1.0/googlenet_v1_cifar10.md'
cell = CellInfo("googlenet")
cell.update(md_path)
asset_link = cell.asset[cell.asset_id]['asset-link']
asset_sha256 = cell.asset[cell.asset_id]["asset-sha256"]
set_hub_dir('.cache')
path = get_hub_dir()
ckpt_path = _download_file_from_url(asset_link,
hash_sha256=asset_sha256,
save_path=path)
assert os.path.exists(ckpt_path)
def _download_repo_from_url(url, path=get_hub_dir()):
"""
Download file form url.
Args:
url (str): A url to download file.
path (str): A path to store download file.
Returns:
bool, return whether success download file.
"""
_create_path_if_not_exists(path)
repo_infos = get_repo_info_from_url(url)
arg = dict()
arg["bash"] = "bash"
arg["git_ssh"] = repo_infos["git_ssh"]
arg["path"] = path
arg["model_path"] = repo_infos["dst_dir"]
arg["branch"] = repo_infos["branch"]
is_repo = repo_infos["is_repo"]
with TemporaryDirectory() as git_dir:
arg["git_dir"] = git_dir
# is repo or dir of repo
if is_repo:
arg["shell_path"] = FULL_SHELL_PATH
else:
arg["shell_path"] = SPARSE_SHELL_PATH
cmd = [
arg["bash"], arg["shell_path"], arg["git_dir"], arg["path"],
arg["model_path"], arg["git_ssh"], arg["branch"]
]
out = subprocess.check_output(cmd, shell=False)
ret = "succeed" in out.decode('utf-8')
return ret
def _download_file_from_url(url, hash_sha256=None, save_path=get_hub_dir()):
"""
download checkpoint weight from giving url.
Args:
url(string): checkpoint url path.
hash_sha256(string): checkpoint file sha256.
save_path(string): checkpoint download save path.
Returns:
string.
"""
def reporthook(a, b, c):
percent = a * b * 100.0 / c
percent = 100 if percent > 100 else percent
if c > 0:
print("\rDownloading...%5.1f%%" % percent, end="")
def sha256sum(file_name, hash_sha256):
fp = open(file_name, 'rb')
content = fp.read()
fp.close()
m = hashlib.sha256()
m.update(content)
download_sha256 = m.hexdigest()
return download_sha256 == hash_sha256
_create_path_if_not_exists(os.path.realpath(save_path))
ckpt_name = os.path.basename(url.split("/")[-1])
# identify file exist or not
file_path = os.path.join(save_path, ckpt_name)
if os.path.isfile(file_path):
if hash_sha256 and sha256sum(file_path, hash_sha256):
print('File already exists!')
return file_path
print('File already exists, but sha256 checking failed. Will download again')
_remove_path_if_exists(file_path)
# download the checkpoint file
print('Downloading data from url {}'.format(url))
try:
opener = urllib.request.build_opener()
opener.addheaders = [('User-Agent', 'Mozilla/5.0')]
urllib.request.install_opener(opener)
urlretrieve(url, file_path, reporthook=reporthook)
except HTTPError as e:
raise Exception(e.code, e.msg, url)
except URLError as e:
raise Exception(e.errno, e.reason, url)
print('\nDownload finished!')
# Check file integrity
if hash_sha256:
result = sha256sum(file_path, hash_sha256)
if not result:
raise Exception('INTEGRITY ERROR: File: {} is not integral'.format(file_path))
# Check file size
# Get file size and turn the file size to Mb format
file_size = os.path.getsize(file_path)
print('File size = %.2f Mb' % (file_size / 1024 / 1024))
# Start check
if file_size > MAX_FILE_SIZE:
os.remove(file_path)
raise Exception('SIZE ERROR: Download file is too large,'
'the max size is {}Mb'.format(MAX_FILE_SIZE / 1024 / 1024))
# Check file type
suffix = os.path.splitext(file_path)[1]
if suffix not in SUFFIX_LIST:
os.remove(file_path)
raise Exception('SUFFIX ERROR: File: {} with Suffix: {} '
'can not be recognized'.format(file_path, suffix))
return file_path
def test_download_repo():
git_url = 'https://gitee.com/mindspore/models/tree/master/official/cv/googlenet'
set_hub_dir('.cache')
path = get_hub_dir()
ret = _download_repo_from_url(git_url, path)
assert ret