Add Optional[] for all remaining cases of x: <type> = None (#1424)

* Final round of adding Optional[] to type of arguments with default = None
* Update Travis to use --no-implicit-optionals and clarify CONTRIBUTING.md
This commit is contained in:
Guido van Rossum
2017-06-21 10:50:21 -07:00
committed by Matthias Kramm
parent 81f77b17ec
commit 350563223f
18 changed files with 152 additions and 133 deletions

View File

@@ -8,7 +8,7 @@ matrix:
- python: "3.6"
env: TEST_CMD="./tests/mypy_selftest.py"
- python: "3.5"
env: TEST_CMD="./tests/mypy_test.py"
env: TEST_CMD="./tests/mypy_test.py --no-implicit-optional"
- python: "2.7"
env: TEST_CMD="./tests/pytype_test.py --num-parallel=4"