title: Type Error: No module named 'kivy._clock'
body: <p>I installed anaconda under Windows 10. When I want to install kivy with the command: </p>
  
  <pre><code>conda install kivy -c conda-forge 
  </code></pre>
  
  <p>I have an error message:  impossible to install kivy. </p>
  
  <p>After 3 trials kivy settles normally.</p>
  
  <p>I then tested a basic program (the one in the kivy documentation) in Spyder but I have an error message: </p>
  
  <pre><code>[INFO   ] [Logger      ] Record log in C:\Users\coll\.kivy\logs\kivy_20-06-17_0.txt
  [INFO   ] [Kivy        ] v1.11.1
  [INFO   ] [Kivy        ] Installed at "C:\Users\coll\AppData\Roaming\Python\Python37\site-packages\kivy\__init__.py"
  [INFO   ] [Python      ] v3.7.6 (default, Jan  8 2020, 20:23:39) [MSC v.1916 64 bit (AMD64)]
  [INFO   ] [Python      ] Interpreter at "C:\src\anaconda3\pythonw.exe"
  [ERROR  ] [Clock       ] Unable to import kivy._clock. Have you perhaps forgotten to compile kivy? Kivy contains Cython code which needs to be compiled. A missing kivy._clock often indicates the Cython code has not been compiled. Please follow the installation instructions and make sure to compile Kivy
  Traceback (most recent call last):
  
    File "C:\Users\coll\.spyder-py3\temp.py", line 4, in &lt;module&gt;
      from kivy.app import App
  
    File "C:\Users\coll\AppData\Roaming\Python\Python37\site-packages\kivy\app.py", line 319, in &lt;module&gt;
      from kivy.base import runTouchApp, stopTouchApp
  
    File "C:\Users\coll\AppData\Roaming\Python\Python37\site-packages\kivy\base.py", line 26, in &lt;module&gt;
      from kivy.clock import Clock
  
    File "C:\Users\coll\AppData\Roaming\Python\Python37\site-packages\kivy\clock.py", line 363, in &lt;module&gt;
      from kivy._clock import CyClockBase, ClockEvent, FreeClockEvent, \
  
  ModuleNotFoundError: No module named 'kivy._clock'     ```
  
  How to install a full version of kivy with anaconda or replace the missing file plz?
  </code></pre>