title: Check for a key pattern in a dictionary in python
body: <pre><code>    dict1=({"EMP$$1":1,"EMP$$2":2,"EMP$$3":3})
  </code></pre>
  
  <p>How to check if EMP exists in the dictionary using python</p>
  
  <pre><code>   dict1.get("EMP##") ??
  </code></pre>