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"""
Wrapper for loading templates from a plain Python dict.
"""
import warnings
from django.template import Origin, TemplateDoesNotExist
from django.utils.deprecation import RemovedInDjango20Warning
from .base import Loader as BaseLoader
class Loader(BaseLoader):
def __init__(self, engine, templates_dict):
self.templates_dict = templates_dict
super(Loader, self).__init__(engine)
def get_contents(self, origin):
try:
return self.templates_dict[origin.name]
except KeyError:
raise TemplateDoesNotExist(origin)
def get_template_sources(self, template_name):
yield Origin(
name=template_name,
template_name=template_name,
loader=self,
)
def load_template_source(self, template_name, template_dirs=None):
warnings.warn(
'The load_template_sources() method is deprecated. Use '
'get_template() or get_contents() instead.',
RemovedInDjango20Warning,
)
try:
return self.templates_dict[template_name], template_name
except KeyError:
raise TemplateDoesNotExist(template_name)
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