debug() — flask Function Reference

Architecture documentation for the debug() function in app.py from the flask codebase.

Function python ApplicationCore Scaffolding

Entity Profile

ApplicationCore→ Scaffolding→ debug() — flask Function Reference

Dependency Diagram

graph TD
  a2acbfc3_d486_fd85_1cac_86e38627ed40["debug()"]
  38f6d4a2_834e_2acd_e1b6_f45c58079ccd["App"]
  a2acbfc3_d486_fd85_1cac_86e38627ed40 -->|defined in| 38f6d4a2_834e_2acd_e1b6_f45c58079ccd
  style a2acbfc3_d486_fd85_1cac_86e38627ed40 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

src/flask/sansio/app.py lines 547–557

    def debug(self) -> bool:
        """Whether debug mode is enabled. When using ``flask run`` to start the
        development server, an interactive debugger will be shown for unhandled
        exceptions, and the server will be reloaded when code changes. This maps to the
        :data:`DEBUG` config key. It may not behave as expected if set late.

        **Do not enable debug mode when deploying in production.**

        Default: ``False``
        """
        return self.config["DEBUG"]  # type: ignore[no-any-return]