title: How to merge the list of dictionary having keys and values
body: <p>I have list of dictionary below and merge all the dictionaries into one</p>
  
  <pre><code> r = [{'Name': 'Dr. Tajwar Aamir MD',
        'Specialised and Location': 'Pediatrics, Princeton, NJ'},
       {'Name': 'Dr. Bernard Aaron', 'Specialised and Location': 'Health'},
       {'Name': 'Dr. Joseph Aaron MD',
        'Specialised and Location': 'Internal Medicine, Short Hills, NJ'},
       {'Name': 'Dr. Michael Aaron DO',
        'Specialised and Location': 'Cardiology, Neptune, NJ'}]
  
  result =  {"Name": [], "Specialised and Location": [] for i in r}
  #result["Name"].append(Name)
  #result["Specialised and Location"].append(Specialised and Location)
  </code></pre>
  
  <p>Desired Output</p>
  
  <pre><code>{"Name":['Dr. Tajwar Aamir MD','Dr. Bernard Aaron','Dr. Joseph Aaron MD','Dr. Michael Aaron DO'],
  "Specialised and Location":['Pediatrics, Princeton, NJ','Health','Internal Medicine, Short Hills, NJ','Cardiology, Neptune, NJ']}
  </code></pre>