_get_source_fast() — flask Function Reference

Architecture documentation for the _get_source_fast() function in templating.py from the flask codebase.

Function python ApplicationCore Scaffolding calls 2 called by 1

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ApplicationCore→ Scaffolding→ _get_source_fast() — flask Function Reference

Dependency Diagram

graph TD
  4dbac2da_ce3c_7080_fe1b_8d51de4d6a30["_get_source_fast()"]
  ce7c5a28_2f4c_e0c5_2d77_2fb8ab5e5b96["DispatchingJinjaLoader"]
  4dbac2da_ce3c_7080_fe1b_8d51de4d6a30 -->|defined in| ce7c5a28_2f4c_e0c5_2d77_2fb8ab5e5b96
  b3cc43b1_0505_0227_784f_924230ab33b2["get_source()"]
  b3cc43b1_0505_0227_784f_924230ab33b2 -->|calls| 4dbac2da_ce3c_7080_fe1b_8d51de4d6a30
  8030a5bc_ccd5_2b7d_46af_a753d088616b["_iter_loaders()"]
  4dbac2da_ce3c_7080_fe1b_8d51de4d6a30 -->|calls| 8030a5bc_ccd5_2b7d_46af_a753d088616b
  b3cc43b1_0505_0227_784f_924230ab33b2["get_source()"]
  4dbac2da_ce3c_7080_fe1b_8d51de4d6a30 -->|calls| b3cc43b1_0505_0227_784f_924230ab33b2
  style 4dbac2da_ce3c_7080_fe1b_8d51de4d6a30 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

src/flask/templating.py lines 87–95

    def _get_source_fast(
        self, environment: BaseEnvironment, template: str
    ) -> tuple[str, str | None, t.Callable[[], bool] | None]:
        for _srcobj, loader in self._iter_loaders(template):
            try:
                return loader.get_source(environment, template)
            except TemplateNotFound:
                continue
        raise TemplateNotFound(template)