ensure python=3.5 is tested
MODIFY
tests/conda/binder-dir/binder/environment.yml
tests/conda/binder-dir/binder/environment.yml
dependencies:
+ - python=3.5
- numpy

MODIFY
tests/conda/binder-dir/verify
tests/conda/binder-dir/verify
#!/usr/bin/env python
import sys
-assert sys.version_info[:2] == (3, 6), sys.version
+assert sys.version_info[:2] == (3, 5), sys.version
import numpy

ensure python=3.5 is tested