DOC: Don't restrict Python version on RTD

mgeier · mgeier · commit 8ac76c8a86b6 · 2018-12-13T17:59:36.000+01:00
diff --git a/doc/readthedocs-environment.yml b/doc/readthedocs-environment.yml
@@ -1,7 +1,7 @@
 channels:
   - conda-forge
 dependencies:
-  - python==3.5
+  - python>=3
   - sphinx>=1.6
   - pandoc
   - nbconvert!=5.4
