new_contents: from flask import Flask
  from server import app, query_db, update_user
  import hashlib
  
  def password_hash(string):
      hash_obj = hashlib.sha256(string.encode())
      return hash_obj.hexdigest()
  
  def convert_to_sha():
      update_user(1, {"password": password_hash("testing123")})
   
  
  convert_to_sha()
  
subject: convert original database to sha password