| import os, uuid |
|
|
| from google.cloud import storage |
|
|
|
|
| JSON_CREDENTIALS_PATH = os.path.join(os.path.dirname(os.path.abspath(__file__)),"config/be1a_gcs_config.json") |
|
|
| _Google_HEAD = 'gs://' |
| os.environ["GOOGLE_APPLICATION_CREDENTIALS"] = JSON_CREDENTIALS_PATH |
|
|
| def is_google_path(path): |
| return path.startswith(_Google_HEAD) |
|
|
| def parse_google_file(url): |
| container_and_path = url.removeprefix(_Google_HEAD) |
| return container_and_path.split("/", 1) |
|
|
| def build_google_url(container_name, path): |
| return f'{_Google_HEAD}{container_name}/{path}' |
|
|
| def get_google_target_blob_file_list(url_prefix): |
| try: |
|
|
| bucket_path = parse_google_file(url_prefix) |
| bucket_name = bucket_path[0] |
| path_prefix = bucket_path[1] |
|
|
| storage_client = storage.Client.from_service_account_json(JSON_CREDENTIALS_PATH) |
|
|
| blob_list = list(storage_client.list_blobs(bucket_name, prefix=path_prefix)) |
| |
| res = [] |
| for blob in blob_list: |
| file_name = blob.name |
| if file_name.startswith(path_prefix): |
| res.append(build_google_url(bucket_name, file_name)) |
| except Exception as ex: |
| print('Exception:') |
| print(ex) |
| os._exit(1) |
|
|
|
|
| print(f'in total {len(res)} files found') |
| return res |
