Merge pull request #430 from common-workflow-language/dockerfile-tweak

fix Dockerfile

Author: mr-c

cwltool_module.Dockerfile

@@ -5,11 +5,12 @@ MAINTAINER [email protected]
 
 # Let's start with some basic stuff.
 RUN apt-get update -qq && apt-get install -qqy \
-    python-setuptools gcc python-dev
+    python-setuptools gcc python-dev python-pip
 
 # Install cwltool
 ADD setup.py README.rst cwltool/ /root/cwltool/
 ADD cwltool/ /root/cwltool/cwltool
 ADD cwltool/schemas/ /root/cwltool/cwltool/schemas
 ADD tests/ /root/cwltool/tests
-RUN cd /root/cwltool && python setup.py install
+RUN pip install -U pip setuptools wheel
+RUN pip install /root/cwltool