Think this will work.

.travis.yml

@@ -5,13 +5,13 @@ install:
     - sudo pip install conda
     - sudo pip install conda
     - sudo conda init
     - sudo conda init
     - conda config --add channels http://conda.binstar.org/omnia
     - conda config --add channels http://conda.binstar.org/omnia
-    - conda create --yes --name test numpy scipy pytables numexpr nose pandas cython statsmodels pandas patsy pyyaml pip netCDF4 pyflakes openmm
+    - conda create --yes --name nose setuptools numpy test biopython pyflakes openmm
     - export PATH="$HOME/envs/test/bin/:$PATH"
     - export PATH="$HOME/envs/test/bin/:$PATH"
     
     
 script:
 script:
     - python setup.py install
     - python setup.py install
-    - python tests/test_build.py
-#    - nosetests tests/test_simulate.py
+    - nosetests tests/test_build.py
+    - nosetests tests/test_simulate.py
 
 
 after_script:
 after_script:
     - pyflakes pdbfixer/*.py
     - pyflakes pdbfixer/*.py