Google Drive Api Download ((free)) -

import os destination = os.path.join(os.getcwd(), 'downloads', filename) os.makedirs(os.path.dirname(destination), exist_ok=True) Use MediaIoBaseDownload with chunk tracking:

pip install google-auth google-auth-oauthlib google-auth-httplib2 google-api-python-client google drive api download

if mime.startswith('application/vnd.google-apps'): # Handle Google Workspace files if mime == 'application/vnd.google-apps.document': dest = os.path.join(local_dir, f"name.pdf") download_file(service, file_id, dest, 'application/pdf') else: dest = os.path.join(local_dir, name) download_file(service, file_id, dest) | Error | Cause | Solution | |-------|-------|----------| | 403 Rate Limit Exceeded | Too many requests | Implement exponential backoff, use time.sleep() | | 404 File not found | Wrong file ID or no access | Verify file ID and sharing permissions | | 401 Unauthorized | Invalid/expired token | Refresh access token | | 500 Internal Error | Google service issue | Retry with backoff | | Export requires alt=media | Incorrect export call | Use alt=media or correct library method | import os destination = os

import time from googleapiclient.errors import HttpError def download_with_retry(service, file_id, dest, max_retries=5): for attempt in range(max_retries): try: download_file(service, file_id, dest) return except HttpError as err: if err.resp.status == 403 and 'rateLimitExceeded' in str(err): wait = (2 ** attempt) + random.random() print(f"Rate limited. Waiting wait:.2fs") time.sleep(wait) else: raise raise Exception("Max retries exceeded") Here's a full script that handles authentication, both file types, progress bars, and error handling: import os destination = os.path.join(os.getcwd()

GET https://www.googleapis.com/drive/v3/files/fileId?alt=media

downloader = MediaIoBaseDownload(fh, request, chunksize=50 * 1024 * 1024) # 50MB chunks def list_files_in_folder(service, folder_id): results = [] page_token = None while True: response = service.files().list( q=f"'folder_id' in parents", fields="nextPageToken, files(id, name, mimeType)", pageToken=page_token ).execute() results.extend(response.get('files', [])) page_token = response.get('nextPageToken') if not page_token: break return results def download_folder(service, folder_id, local_dir): files = list_files_in_folder(service, folder_id) for file in files: file_id = file['id'] name = file['name'] mime = file['mimeType']

async function downloadFile(drive, fileId, destPath, exportMimeType = null) try let response; if (exportMimeType) response = await drive.files.export( fileId, mimeType: exportMimeType , responseType: 'stream' ); else response = await drive.files.get( fileId, alt: 'media' , responseType: 'stream' );