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python flask display image on a html page [duplicate]

I am trying to pass a filename of an image and render it on a template, Although I am passing the actual name through it does not display on the page

@app.route('/', methods=['GET','POST'])
@app.route('/start', methods=['GET','POST'])
def start():
person_to_show = 'tim'
profilepic_filename = os.path.join(people_dir, person_to_show, "img.jpg")
return render_template('start.html',profilepic_filename  =profilepic_filename )

For example: profilepic_filename = /data/tim/img.jpg I have tried

{{profilepic_filename}}
<img src="{{ url_for('data', filename='tim/img.jpg') }}"></img>

And I have also tried

<img src="{{profilepic_filename}}"></img>

Neither of which worked

like image 762
Darren rogers Avatar asked Oct 17 '17 08:10

Darren rogers


1 Answers

I have created people_photo in static folder and placed an image named shovon.jpg. From the application.py I passed the image as variable to template and showed it using img tag in the template.

In application.py:

from flask import Flask, render_template
import os

PEOPLE_FOLDER = os.path.join('static', 'people_photo')

app = Flask(__name__)
app.config['UPLOAD_FOLDER'] = PEOPLE_FOLDER

@app.route('/')
@app.route('/index')
def show_index():
    full_filename = os.path.join(app.config['UPLOAD_FOLDER'], 'shovon.jpg')
    return render_template("index.html", user_image = full_filename)

In index.html:

<!DOCTYPE html>
<html>
<head>
    <title>Index</title>
</head>
<body>
    <img src="{{ user_image }}" alt="User Image">
</body>
</html>

Output:

enter image description here

like image 200
arsho Avatar answered Nov 01 '22 06:11

arsho