title: UnicodeDecodeError: 'utf8' codec can't decode byte 0xa0 in position 82: invalid start byte
body: <p><strong>Code:</strong></p>
  
  <pre><code>main_df = pd.DataFrame()
  for i in range(len(data)):
      print i
      df = pd.DataFrame()
      input_text = data['Input'][i].decode('latin-1', 'replace')
      input_text = re.sub(r'\\n',' ',input_text)
      pro_text = sub_fullstop(input_text)
      tok = token.tokenize(pro_text)
      tag = pdf_ner.tag(tok)
  </code></pre>
  
  <p><strong>Error:</strong></p>
  
  <pre><code>Traceback (most recent call last):
  
  File "&lt;ipython-input-77-1a4b40a73374&gt;", line 1, in &lt;module&gt;
  runfile('C:/Users/PurimetlaK.old/Documents/rohan/GPP_PDF_data preparation.py', wdir='C:/Users/PurimetlaK.old/Documents/rohan')
  
  File "C:\Anaconda\lib\site-packages\spyderlib\widgets\externalshell\sitecustomize.py", line 580, in runfile
  execfile(filename, namespace)
  
  File "C:/Users/PurimetlaK.old/Documents/rohan/GPP_PDF_data preparation.py", line 53, in &lt;module&gt;
  tag = pdf_ner.tag(tok)
  
  File "C:\Anaconda\lib\site-packages\nltk\tag\stanford.py", line 59, in tag
  return self.tag_sents([tokens])[0]
  
  File "C:\Anaconda\lib\site-packages\nltk\tag\stanford.py", line 82, in tag_sents
  stanpos_output = stanpos_output.decode(encoding)
  
  File "C:\Anaconda\lib\encodings\utf_8.py", line 16, in decode
  return codecs.utf_8_decode(input, errors, True)
  
  UnicodeDecodeError: 'utf8' codec can't decode byte 0xa0 in position 82: invalid start byte
  </code></pre>