Get the template source, filename and reload helper for a template. It's passed the environment and template name and has to return a tuple in the form ``(source, filename, uptodate)`` or raise a `TemplateNotFound` error if it can't locate the template. The source pa
(self, environment, template)
| 70 | has_source_access = True |
| 71 | |
| 72 | def get_source(self, environment, template): |
| 73 | """Get the template source, filename and reload helper for a template. |
| 74 | It's passed the environment and template name and has to return a |
| 75 | tuple in the form ``(source, filename, uptodate)`` or raise a |
| 76 | `TemplateNotFound` error if it can't locate the template. |
| 77 | |
| 78 | The source part of the returned tuple must be the source of the |
| 79 | template as unicode string or a ASCII bytestring. The filename should |
| 80 | be the name of the file on the filesystem if it was loaded from there, |
| 81 | otherwise `None`. The filename is used by python for the tracebacks |
| 82 | if no loader extension is used. |
| 83 | |
| 84 | The last item in the tuple is the `uptodate` function. If auto |
| 85 | reloading is enabled it's always called to check if the template |
| 86 | changed. No arguments are passed so the function must store the |
| 87 | old state somewhere (for example in a closure). If it returns `False` |
| 88 | the template will be reloaded. |
| 89 | """ |
| 90 | if not self.has_source_access: |
| 91 | raise RuntimeError('%s cannot provide access to the source' % |
| 92 | self.__class__.__name__) |
| 93 | raise TemplateNotFound(template) |
| 94 | |
| 95 | def list_templates(self): |
| 96 | """Iterates over all templates. If the loader does not support that |
no test coverage detected