Try to fix coveralls dependency mismatch issue

Cito · Cito · commit 4d73f7eceb5e · 2018-10-17T18:56:23.000+02:00
diff --git a/.travis.yml b/.travis.yml
@@ -10,7 +10,6 @@ python:
 install:
     - pip install pipenv black
     - pipenv install --dev
-    - pip install python-coveralls
 
 script:
     - flake8 --version
diff --git a/Pipfile b/Pipfile
@@ -14,6 +14,5 @@ pytest-asyncio = "*"
 tox = "*"
 sphinx = "*"
 sphinx_rtd_theme = "*"
-# python-coveralls = "*"
-pytest-cov = "*"
-
+python-coveralls = "*"
+pytest-cov = ">=2.4,<2.6"
diff --git a/Pipfile.lock b/Pipfile.lock
