Bump py from 1.4.32 to 1.10.0

Bumps [py](https://github.com/pytest-dev/py) from 1.4.32 to 1.10.0.
- [Release notes](https://github.com/pytest-dev/py/releases)
- [Changelog](https://github.com/pytest-dev/py/blob/master/CHANGELOG.rst)
- [Commits](https://github.com/pytest-dev/py/compare/1.4.32...1.10.0)

Signed-off-by: dependabot[bot] <support@github.com>

requirements.txt

@@ -9,7 +9,7 @@ itsdangerous==0.24
 Jinja2
 MarkupSafe==0.23
 pudb==2017.1.1
-py==1.4.32
+py==1.10.0
 pycrypto
 Pygments==2.2.0
 pytest==3.0.6