Another try

.travis.yml

@@ -11,7 +11,7 @@ env:
   - TOXENV=pypy3
   - TOXENV=flake8
 install:
-  - pip install tox python-coveralls
+  - pip install tox coveralls
 script:
   - tox
 after_success:

tox.ini

@@ -7,13 +7,14 @@
 envlist = py26, py27, py32, py33, py34, pypy, pypy3, flake8
 
 [testenv]
+passenv = TRAVIS TRAVIS_JOB_ID TRAVIS_BRANCH
 deps =
     nose
     coverage
-    python-coveralls
-commands = nosetests --with-coverage --cover-package=tqdm -v tqdm/
-after_success:
-  - coveralls
+    coveralls
+commands =
+    nosetests --with-coverage --cover-package=tqdm -v tqdm/
+    coveralls
 
 [testenv:flake8]
 basepython = python2.7