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Modified (with no API keys) download script to make it work properly #5

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Modified (with no API keys) download script to make it work properly #5

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41 changes: 40 additions & 1 deletion download_ffhq.py
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Original file line number Diff line number Diff line change
Expand Up @@ -27,6 +27,7 @@
import itertools
import shutil
from collections import OrderedDict, defaultdict
import os.path as osp

PIL.ImageFile.LOAD_TRUNCATED_IMAGES = True # avoid "Decompressed Data Too Large" error

Expand Down Expand Up @@ -54,22 +55,31 @@
'tfrecords': dict(file_url='https://drive.google.com/uc?id=1SYUmqKdLoTYq-kqsnPsniLScMhspvl5v', file_path='tfrecords/ffhq/LICENSE.txt', file_size=1610, file_md5='724f3831aaecd61a84fe98500079abc2'),
}


headers = {
"User-Agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_10_1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/39.0.2171.95 Safari/537.36" # NOQA
}

home = osp.expanduser("~")

#----------------------------------------------------------------------------

def download_file(session, file_spec, stats, chunk_size=128, num_attempts=10, **kwargs):
file_path = file_spec['file_path']
file_url = file_spec['file_url']
file_url = file_url.split('?')[0] + '?export=download&confirm=no_antivirus&' + file_url.split('?')[1]
file_dir = os.path.dirname(file_path)
tmp_path = file_path + '.tmp.' + uuid.uuid4().hex
if file_dir:
os.makedirs(file_dir, exist_ok=True)


for attempts_left in reversed(range(num_attempts)):
data_size = 0
try:
# Download.
data_md5 = hashlib.md5()
with session.get(file_url, stream=True) as res:
with session.get(file_url, headers=headers, stream=True) as res:
res.raise_for_status()
with open(tmp_path, 'wb') as f:
for chunk in res.iter_content(chunk_size=chunk_size<<10):
Expand Down Expand Up @@ -118,6 +128,17 @@ def download_file(session, file_spec, stats, chunk_size=128, num_attempts=10, **
if not attempts_left:
raise

cache_dir = osp.join(home, ".cache", "ffhq_download")
cookies_file = osp.join(cache_dir, "cookies.json")

with open(cookies_file, "w") as f:
cookies = [
(k, v)
for k, v in session.cookies.items()
if not k.startswith("download_warning_")
]
json.dump(cookies, f, indent=2)

# Rename temp file to the correct name.
os.replace(tmp_path, file_path) # atomic
with stats['lock']:
Expand Down Expand Up @@ -164,6 +185,10 @@ def download_files(file_specs, num_threads=32, status_delay=0.2, timing_window=5
print('All files already downloaded -- skipping.')
return

cache_dir = osp.join(home, ".cache", "ffhq_download")
if not osp.exists(cache_dir):
os.makedirs(cache_dir)

# Launch worker threads.
spec_queue = queue.Queue()
exception_queue = queue.Queue()
Expand Down Expand Up @@ -208,6 +233,20 @@ def download_files(file_specs, num_threads=32, status_delay=0.2, timing_window=5

def _download_thread(spec_queue, exception_queue, stats, download_kwargs):
with requests.Session() as session:

# Load cookies
cache_dir = osp.join(home, ".cache", "ffhq_download")
cookies_file = osp.join(cache_dir, "cookies.json")
if not osp.exists(cookies_file):
session.get('https://www.google.com')
cookies = [(k, v) for k, v in session.cookies.items() if not k.startswith("download_warning_")]
with open(cookies_file, "w") as f:
json.dump(cookies, f, indent=2)
with open(cookies_file) as f:
cookies = json.load(f)
for k, v in cookies:
session.cookies[k] = v

while not spec_queue.empty():
spec = spec_queue.get()
try:
Expand Down