title: Check if string only contains characters from list of characters/symbols?
body: <p>How can I check in Python 3 that a string contains only characters/symbols from a given list?</p>
  
  <p>Given:</p>
  
  <ul>
  <li>a list <code>allowedSymbols = ['b', 'c', 'z', ':']</code></li>
  <li>an input string <code>enteredpass = str(input("Enter"))</code></li>
  </ul>
  
  <p>How do I check if <code>enteredpass</code> only contains characters from the list <code>allowedSymbols</code>?</p>