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| # Google utils: https://cloud.google.com/storage/docs/reference/libraries | |
| import os | |
| import platform | |
| import subprocess | |
| import time | |
| from pathlib import Path | |
| import requests | |
| import torch | |
| def gsutil_getsize(url=''): | |
| # gs://bucket/file size https://cloud.google.com/storage/docs/gsutil/commands/du | |
| s = subprocess.check_output(f'gsutil du {url}', shell=True).decode('utf-8') | |
| return eval(s.split(' ')[0]) if len(s) else 0 # bytes | |
| def attempt_download(file, repo='WongKinYiu/yolov6'): | |
| # Attempt file download if does not exist | |
| file = Path(str(file).strip().replace("'", '').lower()) | |
| if not file.exists(): | |
| try: | |
| response = requests.get(f'https://api.github.com/repos/{repo}/releases/weights').json() # github api | |
| assets = [x['name'] for x in response['assets']] # release assets | |
| tag = response['tag_name'] # i.e. 'v1.0' | |
| except: # fallback plan | |
| assets = ['yolov6.pt'] | |
| tag = subprocess.check_output('git tag', shell=True).decode().split()[-1] | |
| name = file.name | |
| if name in assets: | |
| msg = f'{file} missing, try downloading from https://github.com/{repo}/releases/' | |
| redundant = False # second download option | |
| try: # GitHub | |
| url = f'https://github.com/{repo}/releases/download/{tag}/{name}' | |
| print(f'Downloading {url} to {file}...') | |
| torch.hub.download_url_to_file(url, file) | |
| assert file.exists() and file.stat().st_size > 1E6 # check | |
| except Exception as e: # GCP | |
| print(f'Download error: {e}') | |
| assert redundant, 'No secondary mirror' | |
| url = f'https://storage.googleapis.com/{repo}/ckpt/{name}' | |
| print(f'Downloading {url} to {file}...') | |
| os.system(f'curl -L {url} -o {file}') # torch.hub.download_url_to_file(url, weights) | |
| finally: | |
| if not file.exists() or file.stat().st_size < 1E6: # check | |
| file.unlink(missing_ok=True) # remove partial downloads | |
| print(f'ERROR: Download failure: {msg}') | |
| print('') | |
| return | |
| def gdrive_download(id='', file='tmp.zip'): | |
| # Downloads a file from Google Drive. from yolov6.utils.google_utils import *; gdrive_download() | |
| t = time.time() | |
| file = Path(file) | |
| cookie = Path('cookie') # gdrive cookie | |
| print(f'Downloading https://drive.google.com/uc?export=download&id={id} as {file}... ', end='') | |
| file.unlink(missing_ok=True) # remove existing file | |
| cookie.unlink(missing_ok=True) # remove existing cookie | |
| # Attempt file download | |
| out = "NUL" if platform.system() == "Windows" else "/dev/null" | |
| os.system(f'curl -c ./cookie -s -L "drive.google.com/uc?export=download&id={id}" > {out}') | |
| if os.path.exists('cookie'): # large file | |
| s = f'curl -Lb ./cookie "drive.google.com/uc?export=download&confirm={get_token()}&id={id}" -o {file}' | |
| else: # small file | |
| s = f'curl -s -L -o {file} "drive.google.com/uc?export=download&id={id}"' | |
| r = os.system(s) # execute, capture return | |
| cookie.unlink(missing_ok=True) # remove existing cookie | |
| # Error check | |
| if r != 0: | |
| file.unlink(missing_ok=True) # remove partial | |
| print('Download error ') # raise Exception('Download error') | |
| return r | |
| # Unzip if archive | |
| if file.suffix == '.zip': | |
| print('unzipping... ', end='') | |
| os.system(f'unzip -q {file}') # unzip | |
| file.unlink() # remove zip to free space | |
| print(f'Done ({time.time() - t:.1f}s)') | |
| return r | |
| def get_token(cookie="./cookie"): | |
| with open(cookie) as f: | |
| for line in f: | |
| if "download" in line: | |
| return line.split()[-1] | |
| return "" | |
| # def upload_blob(bucket_name, source_file_name, destination_blob_name): | |
| # # Uploads a file to a bucket | |
| # # https://cloud.google.com/storage/docs/uploading-objects#storage-upload-object-python | |
| # | |
| # storage_client = storage.Client() | |
| # bucket = storage_client.get_bucket(bucket_name) | |
| # blob = bucket.blob(destination_blob_name) | |
| # | |
| # blob.upload_from_filename(source_file_name) | |
| # | |
| # print('File {} uploaded to {}.'.format( | |
| # source_file_name, | |
| # destination_blob_name)) | |
| # | |
| # | |
| # def download_blob(bucket_name, source_blob_name, destination_file_name): | |
| # # Uploads a blob from a bucket | |
| # storage_client = storage.Client() | |
| # bucket = storage_client.get_bucket(bucket_name) | |
| # blob = bucket.blob(source_blob_name) | |
| # | |
| # blob.download_to_filename(destination_file_name) | |
| # | |
| # print('Blob {} downloaded to {}.'.format( | |
| # source_blob_name, | |
| # destination_file_name)) | |