Update linting dependencies & rules

* Add flake8-annotations
* Add flake8-docstrings

1 files changed, 2 insertions, 0 deletions

diff --git a/Pipfile b/Pipfile
index 2e56a3d7b..1e29bd649 100644
--- a/Pipfile
+++ b/Pipfile
@@ -22,7 +22,9 @@ urllib3 = ">=1.24.2,<1.25"
 
 [dev-packages]
 flake8 = "~=3.7"
+flake8-annotations = "~=1.0"
 flake8-bugbear = "~=19.8"
+flake8-docstrings = "~=1.4"
 flake8-import-order = "~=0.18"
 flake8-string-format = "~=0.2"
 flake8-tidy-imports = "~=2.0"