{"id":8128,"library":"doppler-sdk","title":"Doppler Python SDK","description":"Doppler's SDK provides convenient access to the Doppler API from applications written in Python. It allows developers to manage and synchronize secrets and configuration across environments, with features like collaboration, access controls, and versioning. The current version is 1.3.0, released in April 2024, with a release cadence that includes minor and patch updates based on new API features and bug fixes.","status":"active","version":"1.3.0","language":"en","source_language":"en","source_url":"https://github.com/DopplerHQ/python-sdk","tags":["secrets management","environment variables","security","devops","cloud"],"install":[{"cmd":"pip install --upgrade doppler-sdk","lang":"bash","label":"Install latest version"}],"dependencies":[{"reason":"Recommended for seamless secret injection during local development and debugging in IDEs like PyCharm and VS Code.","package":"doppler-env","optional":true}],"imports":[{"symbol":"DopplerSDK","correct":"from dopplersdk import DopplerSDK"}],"quickstart":{"code":"import os\nfrom pprint import pprint\nfrom dopplersdk import DopplerSDK\n\n# Ensure your Doppler Service Token is set as an environment variable (e.g., DOPPLER_TOKEN)\n# For local development, it's recommended to use `doppler run -- python your_app.py`\n# or the doppler-env package for IDE integration.\n# Alternatively, you can set it directly from an environment variable for server-side use.\nDOPPLER_TOKEN = os.environ.get('DOPPLER_TOKEN', '')\n\nif not DOPPLER_TOKEN:\n    print(\"Error: DOPPLER_TOKEN environment variable not set.\")\n    print(\"Please ensure you have authenticated the Doppler CLI (doppler login, doppler setup) \")\n    print(\"or set the DOPPLER_TOKEN environment variable.\")\nelse:\n    try:\n        doppler = DopplerSDK(access_token=DOPPLER_TOKEN)\n        # Example: List all projects\n        results = doppler.projects.list()\n        print(\"Successfully fetched Doppler projects:\")\n        pprint(results.to_dict()) # Use .to_dict() to convert the object to a dictionary for pprint\n    except Exception as e:\n        print(f\"An error occurred: {e}\")","lang":"python","description":"This quickstart initializes the DopplerSDK client using an access token, preferably sourced from an environment variable like `DOPPLER_TOKEN`. It then demonstrates how to list available projects. For local development, Doppler recommends using `doppler run` or the `doppler-env` package for secure secret injection without manual token handling."},"warnings":[{"fix":"Review the `SecretsUpdateRequest` and `Secrets` types in the SDK's API reference or `sample.py` on GitHub for updated structure and incorporate `change_request` if applicable.","message":"Version 1.3.0 introduced changes to the `Secrets` type within `SecretsUpdateRequest` and added a `change_request` field. Users directly manipulating these types might need to adjust their code upon upgrading.","severity":"breaking","affected_versions":">=1.3.0"},{"fix":"Ensure you are installing and importing `doppler-sdk` (e.g., `pip install doppler-sdk`, `from dopplersdk import DopplerSDK`) and not the deprecated `doppler-client`.","message":"The `doppler-client` package (a distinct, older library) is deprecated and no longer functional. Do not confuse it with `doppler-sdk`.","severity":"deprecated","affected_versions":"<1.0.0 (doppler-client), all (doppler-sdk)"},{"fix":"Install `doppler-env` (`pip install doppler-env`) and set the environment variable `DOPPLER_ENV=1` in your IDE's run configuration to enable automatic secret injection.","message":"For local development and debugging in IDEs (like PyCharm, VS Code), direct `doppler run` command invocation might not work for secret injection. The `doppler-env` package is often necessary.","severity":"gotcha","affected_versions":"all"},{"fix":"If experiencing network timeouts, configure your system or the Doppler CLI (if used for authentication) to use a reliable public DNS resolver (e.g., 1.1.1.1 or 8.8.8.8). This can often be done via environment variables (`DOPPLER_DNS_RESOLVER=1.1.1.1`) or direct system DNS settings.","message":"Network connectivity issues, particularly related to DNS resolution, can cause 'Client.Timeout exceeded' errors when the SDK attempts to connect to the Doppler API, especially with certain network configurations (e.g., Google WiFi, VPNs).","severity":"gotcha","affected_versions":"all"}],"env_vars":null,"last_verified":"2026-04-16T00:00:00.000Z","next_check":"2026-07-15T00:00:00.000Z","problems":[{"fix":"Generate a new Service Token from your Doppler dashboard for the specific project and config you are trying to access. Carefully copy the entire token, ensuring no extra characters or duplicates, and use it when initializing the `DopplerSDK` client.","cause":"The provided Doppler Service Token (or personal token) is incorrect, malformed, expired, or does not have the necessary permissions.","error":"An error occurred: Invalid Auth token"},{"fix":"Change your system's DNS settings to a public resolver like Cloudflare (1.1.1.1) or Google Public DNS (8.8.8.8). If using the Doppler CLI for setup, you can set `DOPPLER_DNS_RESOLVER=1.1.1.1` in your environment or use the `--dns-resolver 1.1.1.1` flag with CLI commands.","cause":"The Python SDK (or underlying network calls) is unable to resolve `api.doppler.com` or establish a connection within the timeout period, often due to DNS issues or network egress restrictions.","error":"Client.Timeout exceeded while awaiting headers"},{"fix":"First, find the scope of your token (usually `/`) using `cat ~/.doppler/.doppler.yaml`. Then, unset the token with `doppler configure unset token --scope /` (adjust scope if different). Finally, re-authenticate using `doppler login`. If issues persist, try `doppler configure reset` as a last resort.","cause":"This error typically occurs when the local Doppler CLI token (if used for implicit authentication) has become out of sync with your operating system's keyring.","error":"Token not found in system keyring"}]}