Feature Proposal : Make All Python Extensions User Configuration Independent (#1435)

* Updated all Python extension packages to use 'setup_py' on install.

* Fixed a few minor style issues with the updated Python packages.

var/spack/repos/builtin/packages/py-urwid/package.py

@@ -37,4 +37,4 @@ class PyUrwid(Package):
     extends("python")
 
     def install(self, spec, prefix):
-        python('setup.py', 'install', '--prefix=%s' % prefix)
+        setup_py('install', '--prefix=%s' % prefix)

var/spack/repos/builtin/packages/py-virtualenv/package.py

@@ -38,4 +38,4 @@ class PyVirtualenv(Package):
     depends_on('py-setuptools', type='build')
 
     def install(self, spec, prefix):
-        python('setup.py', 'install', '--prefix=%s' % prefix)
+        setup_py('install', '--prefix=%s' % prefix)

var/spack/repos/builtin/packages/py-wcsaxes/package.py

@@ -40,4 +40,4 @@ class PyWcsaxes(Package):
     depends_on('py-astropy', type=nolink)
 
     def install(self, spec, prefix):
-        python('setup.py', 'install', '--prefix={0}'.format(prefix))
+        setup_py('install', '--prefix={0}'.format(prefix))

var/spack/repos/builtin/packages/py-wheel/package.py

@@ -37,4 +37,4 @@ class PyWheel(Package):
     depends_on('py-setuptools', type='build')
 
     def install(self, spec, prefix):
-        python('setup.py', 'install', '--prefix=%s' % prefix)
+        setup_py('install', '--prefix=%s' % prefix)

var/spack/repos/builtin/packages/py-xlrd/package.py

@@ -37,4 +37,4 @@ class PyXlrd(Package):
     extends('python')
 
     def install(self, spec, prefix):
-        python('setup.py', 'install', '--prefix=%s' % prefix)
+        setup_py('install', '--prefix=%s' % prefix)

var/spack/repos/builtin/packages/py-yapf/package.py

@@ -37,4 +37,4 @@ class PyYapf(Package):
     depends_on('py-setuptools', type='build')
 
     def install(self, spec, prefix):
-        python('setup.py', 'install', '--prefix=%s' % prefix)
+        setup_py('install', '--prefix=%s' % prefix)

var/spack/repos/builtin/packages/scons/package.py

@@ -35,4 +35,4 @@ class Scons(Package):
     extends('python')
 
     def install(self, spec, prefix):
-        python('setup.py', 'install', '--prefix=%s' % prefix)
+        setup_py('install', '--prefix=%s' % prefix)