title: NameError: name 'pd' is not defined
body: <p>I am attempting run in Jupyter </p>
  
  <pre><code>import pandas as pd                     
  import matplotlib.pyplot as plt          # plotting
  import numpy as np                       # dense matrices
  from scipy.sparse import csr_matrix      # sparse matrices
  %matplotlib inline
  </code></pre>
  
  <p>However when loading the dataset with</p>
  
  <pre><code>wiki = pd.read_csv('people_wiki.csv')
  # add id column
  wiki['id'] = range(0, len(wiki))
  wiki.head(10)
  </code></pre>
  
  <h2> the following error persists</h2>
  
  <pre><code>NameError                                 Traceback (most recent call last)
  &lt;ipython-input-1-56330c326580&gt; in &lt;module&gt;()
  ----&gt; 1 wiki = pd.read_csv('people_wiki.csv')
        2 # add id column
        3 wiki['id'] = range(0, len(wiki))
        4 wiki.head(10)
  
  NameError: name 'pd' is not defined
  </code></pre>
  
  <p>Any suggestions appreciated</p>