Put the whole script in an sh file

.travis.yml

@@ -21,7 +21,7 @@ before_install:
 
     - export WHEELHOUSE="--no-index --find-links=http://wheels.scikit-image.org/"
 
-    - travis_retry sh tools/travis_setup.sh
+    - ./tools/travis_setup.sh
 
 install:
     - tools/header.py "Dependency versions"
@@ -30,23 +30,7 @@ install:
     - python setup.py build_ext --inplace
 
 script:
-    - tools/header.py "Run all tests with minimum dependencies"
-    - nosetests --exe -v skimage
-
-    - tools/header.py "Pep8 and Flake tests"
-    - flake8 --exit-zero --exclude=test_*,six.py skimage doc/examples viewer_examples
-
-    - travis_retry sh tools/travis_get_optional.sh
-
-    - tools/header.py "Run doc examples"
-    - export PYTHONPATH=$(pwd):$PYTHONPATH
-    - for f in doc/examples/*.py; do python "$f"; if [ $? -ne 0 ]; then exit 1; fi done
-    - for f in doc/examples/applications/*.py; do python "$f"; if [ $? -ne 0 ]; then exit 1; fi done
-
-    - tools/header.py "Run tests with all dependencies"
-    # run tests again with optional dependencies to get more coverage
-    # we get TEST_ARGS from travis_setup.sh
-    - nosetests --exe -v --with-doctest $TEST_ARGS
+    - ./tools/travis_test.sh
 
 after_success:
     - coveralls

tools/travis_get_optional.sh

@@ -1,5 +1,13 @@
-#!/usr/bin/sh
-./header.py "Install optional dependencies"
+#!/bin/sh
+set -ex
+
+tools/header.py "Run all tests with minimum dependencies"
+nosetests --exe -v skimage
+
+tools/header.py "Pep8 and Flake tests"
+flake8 --exit-zero --exclude=test_*,six.py skimage doc/examples viewer_examples
+
+tools/header.py "Install optional dependencies"
 
 # Install Qt and then update the Matplotlib settings
 if [[ $TRAVIS_PYTHON_VERSION == 2.7* ]]; then
@@ -39,3 +47,29 @@ pip install astropy
 if [[ $TRAVIS_PYTHON_VERSION == 2.* ]]; then
     pip install pyamg
 fi
+
+tools/header.py "Run doc examples"
+PYTHONPATH=$(pwd):$PYTHONPATH
+for f in doc/examples/*.py;
+do python "$f";
+    if [ $? -ne 0 ]; then
+        exit 1;
+    fi
+done
+
+for f in doc/examples/applications/*.py;
+do python "$f";
+    if [ $? -ne 0 ]; then
+        exit 1;
+    fi
+done
+
+tools/header.py "Run tests with all dependencies"
+# run tests again with optional dependencies to get more coverage
+if [[ $TRAVIS_PYTHON_VERSION == 3.3 ]]; then
+    export TEST_ARGS="--with-cov --cover-package skimage"
+else
+    export TEST_ARGS=""
+fi
+nosetests --exe -v --with-doctest $TEST_ARGS
+

tools/travis_setup.sh

@@ -1,4 +1,6 @@
-#!/usr/bin/sh
+#!/bin/sh
+set -ex
+
 pip install wheel flake8 coveralls nose
 
 # on Python 2.7, use the system versions of numpy, scipy, and matplotlib
@@ -11,9 +13,3 @@ fi
 
 pip install  -r requirements.txt $WHEELHOUSE
 python check_bento_build.py
-
-if [[  $TRAVIS_PYTHON_VERSION == 3.3 ]]; then
-    export TEST_ARGS="--with-cov --cover-package skimage"
-else
-    export TEST_ARGS=""
-fi