def lesson_jinja_env(self):
env = jinja2.Environment(
loader=jinja2.FileSystemLoader([str(self.path / 'lessons')]),
autoescape=jinja2.select_autoescape(['html', 'xml']),
)
setup_jinja_env(env)
return env
from flask import Flask, render_template, url_for, send_from_directory
from flask import abort, redirect
from jinja2 import StrictUndefined
from jinja2.exceptions import TemplateNotFound
from werkzeug.local import LocalProxy
from pathlib import Path
from naucse import models
from naucse.urlconverters import register_url_converters
from naucse.templates import setup_jinja_env, vars_functions
app = Flask('naucse')
app.config['TEMPLATES_AUTO_RELOAD'] = True
setup_jinja_env(app.jinja_env)
_cached_model = None
@LocalProxy
def model():
"""Return the root of the naucse model
In debug mode (elsa serve), a new model is returned for each requests,
so changes are picked up.
In non-debug mode (elsa freeze), a single model is used (and stored in
_cached_model), so that metadata is only read once.
"""
global _cached_model
