title: Failed loading english.pickle with nltk.data.load
body: <p>When trying to load the <code>punkt</code> tokenizer...</p>
  
  <pre><code>import nltk.data
  tokenizer = nltk.data.load('nltk:tokenizers/punkt/english.pickle')
  </code></pre>
  
  <p>...a <code>LookupError</code> was raised:</p>
  
  <pre><code>&gt; LookupError: 
  &gt;     *********************************************************************   
  &gt; Resource 'tokenizers/punkt/english.pickle' not found.  Please use the NLTK Downloader to obtain the resource: nltk.download().   Searched in:
  &gt;         - 'C:\\Users\\Martinos/nltk_data'
  &gt;         - 'C:\\nltk_data'
  &gt;         - 'D:\\nltk_data'
  &gt;         - 'E:\\nltk_data'
  &gt;         - 'E:\\Python26\\nltk_data'
  &gt;         - 'E:\\Python26\\lib\\nltk_data'
  &gt;         - 'C:\\Users\\Martinos\\AppData\\Roaming\\nltk_data'
  &gt;     **********************************************************************
  </code></pre>