from flask import Flask
from flask import render_template
from flask import send_file

app = Flask(__name__)
app.config['TEMPLATES_AUTO_RELOAD'] = True

@app.route("/")
def hello_world():
    return render_template('reglacalculo.html')
    return "<p>Hello, World!</p>"
@app.route('/pics/<name>')
def regla_image(name = None):
    return send_file("pics/"+ name, mimetype='image/gif')