forgot to change python version in README

README.md

@@ -7,7 +7,7 @@ It contains:
     - legacy jquery and highcharts are used to GUIise the directories
   - a linked couple python server + tinawebJS to explore the same data in graph view
     - the python server is in comex_install/ dir
-    - run it with `python2 main.py` and reverse-proxy its host:port to `/comexAPI` location
+    - run it with `python3 main.py` and reverse-proxy its host:port to `/comexAPI` location
     - the twjs is in a legacy version, downloadable at [commit 11e7d77](https://github.com/moma/tinawebJS/tree/11e7d77b71ae096b7fad2cfbd716c3c724966ad2)
 
 #### Installation