helpers.py

import csv
import datetime
import pytz
import requests
import subprocess
import urllib
import uuid

from flask import redirect, render_template, session
from functools import wraps


def apology(message, code=400):
    """Render message as an apology to user."""

    def escape(s):
        """
        Escape special characters.

        https://github.com/jacebrowning/memegen#special-characters
        """
        for old, new in [
            ("-", "--"),
            (" ", "-"),
            ("_", "__"),
            ("?", "~q"),
            ("%", "~p"),
            ("#", "~h"),
            ("/", "~s"),
            ('"', "''"),
        ]:
            s = s.replace(old, new)
        return s

    return (
        render_template(
            "apology.html", top=code, bottom=escape(message), css_file="css/styles2.css"
        ),
        code,
    )