Python-Flask: Save the uploaded image to multiple storages

app.py

# Fork: https://pythonbasics.org/flask-upload-file/
# Issues
# - Empty request file object

from flask import Flask, render_template, request
from werkzeug import secure_filename
app = Flask(__name__)

@app.route('/upload')
def upload_file():
 return render_template('upload.html')
	
@app.route('/uploader', methods = ['POST'])
def upload_file():
  f = request.files['file']
  
  # In here, the cursor of the file object went to the end of the file.
  f.save(secure_filename(f.filename))
  
  # We have to set the cursor of the file to the beginning of the file with seek() method.
  f.seek(0)
  
  # Then, write the file to datastore or different path
  write_request_file_to_datastore("mongodb", fileobj=f)
 
  return 'file uploaded successfully'

if __name__ == '__main__':
   app.run(debug = True)