resolve mypy errors (Azure#7082)

scbedd · web-flow · commit e9c35b4fc6dc · 2019-09-05T15:25:12.000-07:00
diff --git a/eng/tox/tox.ini b/eng/tox/tox.ini
@@ -45,6 +45,10 @@ commands =
     {envbindir}/python {toxinidir}/../../../eng/tox/run_pylint.py -t {toxinidir}
 
 [testenv:mypy]
+skipsdist = false
+skip_install = false
+usedevelop = true
+changedir = {toxinidir}
 deps =
   {[base]deps}
   mypy; python_version >= '3.5'
diff --git a/sdk/cosmos/azure-cosmos/dev_requirements.txt b/sdk/cosmos/azure-cosmos/dev_requirements.txt
@@ -0,0 +1 @@
+-e ../../../tools/azure-sdk-tools
