CI/DOC: temporary pin environment to python 3.8 (pandas-dev#41092)

jorisvandenbossche · JulianWgs · commit cef5ef767f88 · 2021-07-03T13:08:00.000+02:00
diff --git a/environment.yml b/environment.yml
@@ -4,7 +4,7 @@ channels:
 dependencies:
   # required
   - numpy>=1.17.3
-  - python=3
+  - python=3.8
   - python-dateutil>=2.7.3
   - pytz
 
