ui/app/views.py

from app import app
from flask import render_template
from flask import request, redirect


@app.route("/")
def index():
    return render_template("index.html")


@app.route("/upload-image", methods=["GET", "POST"])
def upload_image():

    if request.method == "POST":

        if request.files:

            image = request.files["image"]

            print(image)

            return redirect(request.url)

    return render_template("upload_image.html")


@app.route('/show/<filename>')
def uploaded_file(filename):
    filename = 'http://127.0.0.1:5000/uploads/' + filename
    return render_template('template.html', filename=filename)