Use the entry_points/console_scripts feature of setup.py

bin/theano-test

-#!/usr/bin/env python
-# -*- coding: utf-8 -*-
-"""IPython Test Suite Runner.
-"""
-from __future__ import print_function
-
-# The tests can't even run if nose isn't available, so might as well  give the
-# user a civilized error message in that case.
-
-try:
-    import nose
-except ImportError:
-    error = """\
-ERROR: The IPython test suite requires nose to run.
-
-Please install nose on your system first and try again.
-For information on installing nose, see:
-http://nose.readthedocs.org/en/latest/
-
-Exiting."""
-    import sys
-    print(error, file=sys.stderr)
-else:
-    import theano
-    theano.test()

bin/theano-cache → bin/theano_cache.py

@@ -4,6 +4,14 @@ import logging
 import os
 import sys
 
+if sys.platform == 'win32':
+    config_cxx = 'cxx='
+    theano_flags = os.environ['THEANO_FLAGS'] if 'THEANO_FLAGS' in os.environ else ''
+    if theano_flags:
+        theano_flags += ','
+    theano_flags += config_cxx
+    os.environ['THEANO_FLAGS'] = theano_flags
+
 import theano
 from theano import config
 import theano.gof.compiledir
@@ -32,9 +40,11 @@ def print_help(exit_status):
           'that is, erase ALL cache directories')
     sys.exit(exit_status)
 
-if len(sys.argv) == 1:
+
+def main():
+    if len(sys.argv) == 1:
         print(config.compiledir)
-elif len(sys.argv) == 2:
+    elif len(sys.argv) == 2:
         if sys.argv[1] == 'help':
             print_help(exit_status=0)
         if sys.argv[1] == 'clear':
@@ -74,12 +84,16 @@ elif len(sys.argv) == 2:
             print(theano.config.base_compiledir)
         else:
             print_help(exit_status=1)
-elif len(sys.argv) == 3 and sys.argv[1] == 'basecompiledir':
+    elif len(sys.argv) == 3 and sys.argv[1] == 'basecompiledir':
         if sys.argv[2] == 'list':
             theano.gof.compiledir.basecompiledir_ls()
         elif sys.argv[2] == 'purge':
             theano.gof.compiledir.basecompiledir_purge()
         else:
             print_help(exit_status=1)
-else:
+    else:
         print_help(exit_status=1)
+
+
+if __name__ == '__main__':
+    main()

bin/theano-nose → bin/theano_nose.py

@@ -25,7 +25,7 @@ import textwrap
 import sys
 from nose.plugins import Plugin
 
-def main():
+def main_function():
     # Handle the --theano arguments
     if "--theano" in sys.argv:
         i = sys.argv.index("--theano")
@@ -200,6 +200,14 @@ def help():
     print(textwrap.dedent(help_msg))
 
 
+def main(args=None):
+    if '--help' in sys.argv or '-h' in sys.argv:
+        help()
+    else:
+        result = main_function()
+        sys.exit(result)
+
+
 class DisabDocString(Plugin):
 
     """
@@ -258,8 +266,4 @@ class DisabDocString(Plugin):
         return False
 
 if __name__ == '__main__':
-    if '--help' in sys.argv or '-h' in sys.argv:
-        help()
-    else:
-        result = main()
-        sys.exit(result)
+    main()

bin/theano_test.py

+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+"""IPython Test Suite Runner.
+"""
+from __future__ import print_function
+
+
+def main():
+    # The tests can't even run if nose isn't available, so might as well  give the
+    # user a civilized error message in that case.
+
+    try:
+        import nose
+    except ImportError:
+        error = """\
+    ERROR: The IPython test suite requires nose to run.
+
+    Please install nose on your system first and try again.
+    For information on installing nose, see:
+    http://nose.readthedocs.org/en/latest/
+
+    Exiting."""
+        import sys
+        print(error, file=sys.stderr)
+    else:
+        import theano
+        theano.test()
+
+if __name__ == "__main__":
+    main()

setup.py

@@ -173,7 +173,11 @@ def do_setup():
               'theano.misc': ['*.sh'],
               'theano.d3viz' : ['html/*','css/*','js/*']
           },
-          scripts=['bin/theano-cache', 'bin/theano-nose', 'bin/theano-test'],
+          entry_points={
+              'console_scripts': ['theano-cache = bin.theano_cache:main',
+                                  'theano-nose = bin.theano_nose:main',
+                                  'theano-test = bin.theano_test:main']
+          },
           keywords=' '.join([
               'theano', 'math', 'numerical', 'symbolic', 'blas',
               'numpy', 'gpu', 'autodiff', 'differentiation'

theano/gof/vm.py

@@ -656,6 +656,8 @@ class Stack(VM):
 
 
 try:
+    if not theano.config.cxx:
+        raise theano.gof.cmodule.MissingGXX('lazylinker will not be imported if theano.config.cxx is not set.')
     from . import lazylinker_c
 
     class CVM(lazylinker_c.CLazyLinker, VM):