# Environment variables in pipestat

Both the command line interface (CLI) and Python API support a collection of environment variables, which can be used to configure pipestat actions.

Here is a list of the supported environment variables:

| Environment variable           | API argument       | Description                                                                                                                  |
|--------------------------------|--------------------|------------------------------------------------------------------------------------------------------------------------------|
| **PIPESTAT_RECORD_IDENTIFIER** | record_identifier  | record identifier to report for. This creates a weak bound to the record, which can be overridden in this object method calls |
| **PIPESTAT_CONFIG**            | config             | path to the configuration file or a mapping with the config file content                                                     |
| **PIPESTAT_RESULTS_FILE**      | results_file_path  | YAML file to report into, if file is used as the object back-end                                                             |
| **PIPESTAT_RESULTS_SCHEMA**    | schema_path        | path to the output schema that formalizes the results structure                                                              |
| **PIPESTAT_STATUS_SCHEMA**     | status_schema_path | path to the status schema that formalizes the status flags structure                                                         |
| **PIPESTAT_TYPE**              | pipeline_type      | sample or project-level PipestatManager                                                                                      |