Bump dev dependencies (#720)

garrettheel · web-flow · commit dc4b72e3585b · 2019-11-07T10:52:14.000-05:00
diff --git a/requirements-dev.txt b/requirements-dev.txt
@@ -1,7 +1,11 @@
 mock
 pytest
 pytest-mock
+
+# Due to https://github.com/boto/botocore/issues/1872. Remove after botocore fixes.
+python-dateutil==2.8.0
+
 # only used in .travis.yml
 coveralls
-mypy==0.710;python_version>="3.7"
+mypy==0.740;python_version>="3.7"
 pytest-cov
