title: How to install Gensim on Windows 7
body: <p>I have Windows 7 and WinPython 3.4.3.2; trying to install Gensim from <a href="http://www.lfd.uci.edu/~gohlke/pythonlibs/#gensim" rel="nofollow">http://www.lfd.uci.edu/~gohlke/pythonlibs/#gensim</a></p>
  
  <p>I'm getting this error:</p>
  
  <pre><code>C:\Program Files (x86)\PowerCmd&gt;pip install e:\Python\gensim-0.12.1-cp34-none-win_amd64.whl
  You are using pip version 6.0.8, however version 7.1.0 is available.
  You should consider upgrading via the 'pip install --upgrade pip' command.
  Processing e:\python\gensim-0.12.1-cp34-none-win_amd64.whl
  Requirement already satisfied (use --upgrade to upgrade): six&gt;=1.2.0 in m:\winpython-64bit-3.4.3.2\python-3.4.3.amd64\lib\site-packages (from gensim==0.12.1)
  Requirement already satisfied (use --upgrade to upgrade): numpy&gt;=1.3 in m:\winpython-64bit-3.4.3.2\python-3.4.3.amd64\lib\site-packages (from gensim==0.12.1)
  Collecting smart-open&gt;=1.2.1 (from gensim==0.12.1)
    Using cached smart_open-1.2.1.tar.gz
  Traceback (most recent call last):
    File "&lt;string&gt;", line 20, in &lt;module&gt;
    File "C:\Users\Joomler\AppData\Local\Temp\pip-build-49b17fh6\smart-open\setup.py", line 28, in &lt;module&gt;
      long_description = read('README.rst'),
    File "C:\Users\Joomler\AppData\Local\Temp\pip-build-49b17fh6\smart-open\setup.py", line 21, in read
      return open(os.path.join(os.path.dirname(__file__), fname)).read()
    File "M:\WinPython-64bit-3.4.3.2\python-3.4.3.amd64\lib\encodings\cp1251.py", line 23, in decode
      return codecs.charmap_decode(input,self.errors,decoding_table)[0]
  UnicodeDecodeError: 'charmap' codec can't decode byte 0x98 in position 4345: character maps to &lt;undefined&gt;
      Traceback (most recent call last):
        File "&lt;string&gt;", line 20, in &lt;module&gt;
        File "C:\Users\Joomler\AppData\Local\Temp\pip-build-49b17fh6\smart-open\setup.py", line 28, in &lt;module&gt;
          long_description = read('README.rst'),
        File "C:\Users\Joomler\AppData\Local\Temp\pip-build-49b17fh6\smart-open\setup.py", line 21, in read
          return open(os.path.join(os.path.dirname(__file__), fname)).read()
        File "M:\WinPython-64bit-3.4.3.2\python-3.4.3.amd64\lib\encodings\cp1251.py", line 23, in decode
          return codecs.charmap_decode(input,self.errors,decoding_table)[0]
      UnicodeDecodeError: 'charmap' codec can't decode byte 0x98 in position 4345: character maps to &lt;undefined&gt;
      Complete output from command python setup.py egg_info:
      Traceback (most recent call last):
  
        File "&lt;string&gt;", line 20, in &lt;module&gt;
  
        File "C:\Users\Joomler\AppData\Local\Temp\pip-build-49b17fh6\smart-open\setup.py", line 28, in &lt;module&gt;
  
          long_description = read('README.rst'),
  
        File "C:\Users\Joomler\AppData\Local\Temp\pip-build-49b17fh6\smart-open\setup.py", line 21, in read
  
          return open(os.path.join(os.path.dirname(__file__), fname)).read()
  
        File "M:\WinPython-64bit-3.4.3.2\python-3.4.3.amd64\lib\encodings\cp1251.py", line 23, in decode
  
          return codecs.charmap_decode(input,self.errors,decoding_table)[0]
  
      UnicodeDecodeError: 'charmap' codec can't decode byte 0x98 in position 4345: character maps to &lt;undefined&gt;
  
      ----------------------------------------
      Command "python setup.py egg_info" failed with error code 1 in C:\Users\Joomler\AppData\Local\Temp\pip-build-49b17fh6\smart-open
  </code></pre>