title: Adding Header to a DataFrame Pandas
body: <p>i have a DataFrame: </p>
  
  <pre><code>Index   1   Dr. Santosh Kumar
  0      NaN  BHR/ 6681/148/1/134094/2007-08/L
  1      NaN  B/301, Laxmi Apartment
  2      NaN  New Chitragupta Nagar, Kankerbagh
  3      NaN  Patna â€“ 800 020
  4      NaN  NaN
  5      2    Dr. Deepak Kumar
  6      NaN  BHR/ 6682/148/2/134095/2007-08/L
  7      NaN  At &amp; P.o-  Bairia
  8      NaN  P.s- Gourichak
  9      NaN  Patna â€“ 800 007
  </code></pre>
  
  <p>i want to add an header to this dataframe, </p>
  
  <pre><code>df = pd.DataFrame([df],columns = ["id","information"])
  </code></pre>
  
  <p>but i get this error: </p>
  
  <pre><code>ValueError: Shape of passed values is (1, 1), indices imply (2, 1)
  </code></pre>
  
  <p>so final output should be: </p>
  
  <pre><code>Index   id  information
  0       1   Dr. Santosh Kumar
  1       NaN BHR/ 6681/148/1/134094/2007-08/L
  2       NaN B/301, Laxmi Apartment
  3       NaN New Chitragupta Nagar, Kankerbagh
  4       NaN Patna â€“ 800 020
  5       NaN NaN
  6       2   Dr. Deepak Kumar
  7       NaN BHR/ 6682/148/2/134095/2007-08/L
  8       NaN At &amp; P.o-  Bairia
  9       NaN P.s- Gourichak
  10      NaN Patna â€“ 800 007
  </code></pre>