some helper for template in flask

template.py

from functools import wraps
from flask import current_app, render_template, g, jsonify, redirect


def title(title=None):
    def decorator(f):
        @wraps(f)
        def decorated_function(*args, **kwargs):
            g.page_title = title
            return f(*args, **kwargs)
        return decorated_function
    return decorator


def base_path():
    """
    return true path to template => its just fecade
    """
    return current_app.config["TEMPLATE"]


def path(addr):
    """
    dar in function address template sakhte mishavad
    """
    if addr.startswith("."):
        template_full = addr[1:]
    else:
        template_full = base_path() + "/" + addr

    return template_full


def render(template, **context):
    return render_template(path(template), **context)


def ajax_render(template, **context):
    return jsonify(html=render(template, **context))


def ajax_redirect(url):
    return jsonify(redirect=redirect(url))