python 3 flask post data code example
Example: get post request data flask
@app.route('/form-example', methods=['GET', 'POST']) #allow both GET and POST requests
def form_example():
if request.method == 'POST': #this block is only entered when the form is submitted
language = request.form.get('language')
framework = request.form['framework']
return '''<h1>The language value is: {}</h1>
<h1>The framework value is: {}</h1>'''.format(language, framework)
return '''<form method="POST">
Language: <input type="text" name="language"><br>
Framework: <input type="text" name="framework"><br>
<input type="submit" value="Submit"><br>
</form>'''