title: Error while importing Librosa on python
body: <p>I am struggling to import Librosa library for sound analyses. When I enter </p>
  
  <pre><code>import librosa
  </code></pre>
  
  <p>I get the following error</p>
  
  <pre><code>    Traceback (most recent call last):
    File "&lt;console&gt;", line 1, in &lt;module&gt;
    File "c:\python35\lib\site-packages\librosa\__init__.py", line 13, in &lt;module&gt;
      from . import decompose
    File "c:\python35\lib\site-packages\librosa\decompose.py", line 19, in &lt;module&gt;
      import sklearn.decomposition
    File "c:\python35\lib\site-packages\sklearn\__init__.py", line 57, in &lt;module&gt;
      from .base import clone
    File "c:\python35\lib\site-packages\sklearn\base.py", line 12, in &lt;module&gt;
      from .utils.fixes import signature
    File "c:\python35\lib\site-packages\sklearn\utils\__init__.py", line 11, in &lt;module&gt;
      from .validation import (as_float_array,
    File "c:\python35\lib\site-packages\sklearn\utils\validation.py", line 18, in &lt;module&gt;
      from ..utils.fixes import signature
    File "c:\python35\lib\site-packages\sklearn\utils\fixes.py", line 406, in &lt;module&gt;
      if np_version &lt; (1, 12, 0):
  TypeError: unorderable types: str() &lt; int()
  </code></pre>
  
  <p>I am trying to do everything on Windows OS, Python 3.5 64-bit. Do I need to install some other libraries? I already installed a bunch of other libraries like numpy, matplotlib, scipy and few other essential ones. Please explain what's going on :(</p>