django1/django/core/template_file.py

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# Wrapper for loading templates from files
from django.conf.settings import TEMPLATE_DIRS, TEMPLATE_FILE_EXTENSION
from django.core.template import TemplateDoesNotExist
import os
def load_template_source(template_name, template_dirs=None):
if not template_dirs:
template_dirs = TEMPLATE_DIRS
tried = []
for template_dir in template_dirs:
filepath = os.path.join(template_dir, template_name) + TEMPLATE_FILE_EXTENSION
try:
return open(filepath).read()
except IOError:
tried.append(filepath)
if template_dirs:
error_msg = "Tried %s" % tried
else:
error_msg = "Your TEMPLATE_DIRS settings is empty. Change it to point to at least one template directory."
raise TemplateDoesNotExist, error_msg