pyrebase_storage.py

import pyrebase
config = {
  "apiKey": "Your API Key",
  "authDomain": "YourprojectId.firebaseapp.com",
  "databaseURL": "https://YourdatabaseName.firebaseio.com",
  "storageBucket": "YourprojectId.appspot.com",
  "serviceAccount": "path/toyour/serviceAccountCredentials.json"
}
# initialisatiing pyrebase
firebase = pyrebase.initialize_app(config)
storage = firebase.storage()

# uploading as a ADMIN
storage.child("images/example.jpg").put("example2.jpg")

# uploading as a user
storage.child("images/example.jpg").put("example2.jpg", user['idToken'])

# To download a file
storage.child("images/example.jpg").download("downloaded.jpg")

# To get a specific file's url
storage.child("images/example.jpg").get_url() # https://firebasestorage.googleapis.com/v0/b/storage-url.appspot.com/o/images%2Fexample.jpg?alt=media