comment on requirements [ci skip]

alimanfoo · web-flow · commit f7c9ef69aafe · 2019-08-13T16:00:45.000+01:00
diff --git a/requirements_dev_numpy.txt b/requirements_dev_numpy.txt
@@ -2,4 +2,5 @@
 # different versions of numpy. This file should pin to the latest
 # numpy version.
 numpy==1.17.0; python_version > '3.0'
+# don't let pyup change this, needed until we drop support for py27
 numpy==1.16.4; python_version < '3.0'
