diff -r 9c9d78982380 -r a65807bd3d04 virtualenv/setup/create_python_env.py
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/virtualenv/setup/create_python_env.py	Tue Dec 04 12:10:16 2012 +0100
@@ -0,0 +1,57 @@
+"""
+Call this like ``python create_python_env.py``; it will
+refresh the project-boot.py script
+
+-prerequisite:
+
+- virtualenv
+
+- python project-boot.py --unzip-setuptools --no-site-packages --clear --type-install=local <path_to_venv>
+
+"""
+
+import os
+import subprocess
+import re
+import sys
+
+
+here = os.path.dirname(os.path.abspath(__file__))
+base_dir = here
+script_name = os.path.join(base_dir, 'project-boot.py')
+
+import virtualenv
+
+src_base = os.path.abspath(os.path.join(here,"..","res","src")).replace("\\","/")
+lib_path = os.path.abspath(os.path.join(here,"..","res","lib")).replace("\\","/")
+patch_path = os.path.abspath(os.path.join(here,"res","patch")).replace("\\","/")
+
+
+EXTRA_TEXT  = "import sys\n"
+EXTRA_TEXT += "sys.path.append('%s')\n" % (lib_path)
+EXTRA_TEXT += "sys.path.append('%s')\n" % (os.path.abspath(os.path.join(here,"res")).replace("\\","/"))
+EXTRA_TEXT += "from res_create_env import generate_install_methods\n"
+EXTRA_TEXT += "adjust_options, extend_parser, after_install = generate_install_methods(path_locations, '%s', Logger, call_subprocess)\n" % (src_base)
+
+
+def main():
+    python_version = ".".join(map(str,sys.version_info[0:2]))
+    text = virtualenv.create_bootstrap_script(EXTRA_TEXT, python_version=python_version)
+    if os.path.exists(script_name):
+        f = open(script_name)
+        cur_text = f.read()
+        f.close()
+    else:
+        cur_text = ''
+    print 'Updating %s' % script_name
+    if cur_text == 'text':
+        print 'No update'
+    else:
+        print 'Script changed; updating...'
+        f = open(script_name, 'w')
+        f.write(text)
+        f.close()
+
+if __name__ == '__main__':
+    main()
+