Ability to install on python 3

.gitignore

@@ -0,0 +1,4 @@
+*.pyc
+build/
+dist/
+*.egg-info/

ez_setup.py

@@ -1,4 +1,7 @@
 #!python
+# coding=utf-8
+from __future__ import print_function
+
 """Bootstrap setuptools installation
 
 If you want to use setuptools in your package's setup.py, just include this
@@ -13,7 +16,15 @@
 
 This file can also be run as a script to install or upgrade setuptools.
 """
+import os
 import sys
+try:
+    # noinspection PyCompatibility
+    from urllib2 import urlopen
+except ImportError:
+    # noinspection PyCompatibility
+    from urllib.request import urlopen
+
 DEFAULT_VERSION = "0.6c9"
 DEFAULT_URL     = "http://pypi.python.org/packages/%s/s/setuptools/" % sys.version[:3]
 
@@ -54,24 +65,26 @@
     'setuptools-0.6c9-py2.6.egg': 'ca37b1ff16fa2ede6e19383e7b59245a',
 }
 
-import sys, os
-try: from hashlib import md5
-except ImportError: from md5 import md5
+try:
+    from hashlib import md5
+except ImportError:
+    # noinspection PyUnresolvedReferences,PyCompatibility
+    from md5 import md5
+
 
 def _validate_md5(egg_name, data):
     if egg_name in md5_data:
         digest = md5(data).hexdigest()
         if digest != md5_data[egg_name]:
-            print >>sys.stderr, (
-                "md5 validation of %s failed!  (Possible download problem?)"
-                % egg_name
-            )
+            print("md5 validation of %s failed!  (Possible download problem?)"
+                  % egg_name, file=sys.stderr)
             sys.exit(2)
     return data
 
+
 def use_setuptools(
-    version=DEFAULT_VERSION, download_base=DEFAULT_URL, to_dir=os.curdir,
-    download_delay=15
+        version=DEFAULT_VERSION, download_base=DEFAULT_URL, to_dir=os.curdir,
+        download_delay=15
 ):
     """Automatically find/download setuptools and make it available on sys.path
 
@@ -85,34 +98,39 @@ def use_setuptools(
     an attempt to abort the calling script.
     """
     was_imported = 'pkg_resources' in sys.modules or 'setuptools' in sys.modules
+
     def do_download():
         egg = download_setuptools(version, download_base, to_dir, download_delay)
         sys.path.insert(0, egg)
-        import setuptools; setuptools.bootstrap_install_from = egg
+        import setuptools
+        setuptools.bootstrap_install_from = egg
+
     try:
         import pkg_resources
     except ImportError:
-        return do_download()       
+        return do_download()
     try:
-        pkg_resources.require("setuptools>="+version); return
-    except pkg_resources.VersionConflict, e:
+        pkg_resources.require("setuptools>=" + version)
+        return
+    except pkg_resources.VersionConflict as e:
         if was_imported:
-            print >>sys.stderr, (
-            "The required version of setuptools (>=%s) is not available, and\n"
-            "can't be installed while this script is running. Please install\n"
-            " a more recent version first, using 'easy_install -U setuptools'."
-            "\n\n(Currently using %r)"
-            ) % (version, e.args[0])
+            print(
+                "The required version of setuptools (>=%s) is not available, and\n"
+                "can't be installed while this script is running. Please install\n"
+                " a more recent version first, using 'easy_install -U setuptools'."
+                "\n\n(Currently using %r)" % (
+                    version, e.args[0]), file=sys.stderr)
             sys.exit(2)
         else:
-            del pkg_resources, sys.modules['pkg_resources']    # reload ok
+            del pkg_resources, sys.modules['pkg_resources']  # reload ok
             return do_download()
     except pkg_resources.DistributionNotFound:
         return do_download()
 
+
 def download_setuptools(
-    version=DEFAULT_VERSION, download_base=DEFAULT_URL, to_dir=os.curdir,
-    delay = 15
+        version=DEFAULT_VERSION, download_base=DEFAULT_URL, to_dir=os.curdir,
+        delay=15
 ):
     """Download setuptools from a specified location and return its filename
 
@@ -121,8 +139,7 @@ def download_setuptools(
     with a '/'). `to_dir` is the directory where the egg will be downloaded.
     `delay` is the number of seconds to pause before an actual download attempt.
     """
-    import urllib2, shutil
-    egg_name = "setuptools-%s-py%s.egg" % (version,sys.version[:3])
+    egg_name = "setuptools-%s-py%s.egg" % (version, sys.version[:3])
     url = download_base + egg_name
     saveto = os.path.join(to_dir, egg_name)
     src = dst = None
@@ -144,19 +161,25 @@ def download_setuptools(
 
 and place it in this directory before rerunning this script.)
 ---------------------------------------------------------------------------""",
-                    version, download_base, delay, url
-                ); from time import sleep; sleep(delay)
+                         version, download_base, delay, url
+                         )
+                from time import sleep
+                sleep(delay)
             log.warn("Downloading %s", url)
-            src = urllib2.urlopen(url)
+            src = urlopen(url)
             # Read/write all in one block, so we don't create a corrupt file
             # if the download is interrupted.
             data = _validate_md5(egg_name, src.read())
-            dst = open(saveto,"wb"); dst.write(data)
+            dst = open(saveto, "wb")
+            dst.write(data)
         finally:
-            if src: src.close()
-            if dst: dst.close()
+            if src:
+                src.close()
+            if dst:
+                dst.close()
     return os.path.realpath(saveto)
 
+
 def main(argv, version=DEFAULT_VERSION):
     """Install or upgrade setuptools and EasyInstall"""
     try:
@@ -165,21 +188,21 @@ def main(argv, version=DEFAULT_VERSION):
         egg = None
         try:
             egg = download_setuptools(version, delay=0)
-            sys.path.insert(0,egg)
+            sys.path.insert(0, egg)
             from setuptools.command.easy_install import main
-            return main(list(argv)+[egg])   # we're done here
+            return main(list(argv) + [egg])  # we're done here
         finally:
             if egg and os.path.exists(egg):
                 os.unlink(egg)
     else:
         if setuptools.__version__ == '0.0.1':
-            print >>sys.stderr, (
-            "You have an obsolete version of setuptools installed.  Please\n"
-            "remove it from your system entirely before rerunning this script."
-            )
+            print(
+                "You have an obsolete version of setuptools installed.  Please\n"
+                "remove it from your system entirely before rerunning this script.",
+                file=sys.stderr)
             sys.exit(2)
 
-    req = "setuptools>="+version
+    req = "setuptools>=" + version
     import pkg_resources
     try:
         pkg_resources.require(req)
@@ -188,15 +211,16 @@ def main(argv, version=DEFAULT_VERSION):
             from setuptools.command.easy_install import main
         except ImportError:
             from easy_install import main
-        main(list(argv)+[download_setuptools(delay=0)])
-        sys.exit(0) # try to force an exit
+        main(list(argv) + [download_setuptools(delay=0)])
+        sys.exit(0)  # try to force an exit
     else:
         if argv:
             from setuptools.command.easy_install import main
             main(argv)
         else:
-            print "Setuptools version",version,"or greater has been installed."
-            print '(Run "ez_setup.py -U setuptools" to reinstall or upgrade.)'
+            print("Setuptools version", version, "or greater has been installed.")
+            print('(Run "ez_setup.py -U setuptools" to reinstall or upgrade.)')
+
 
 def update_md5(filenames):
     """Update our built-in md5 registry"""
@@ -205,7 +229,7 @@ def update_md5(filenames):
 
     for name in filenames:
         base = os.path.basename(name)
-        f = open(name,'rb')
+        f = open(name, 'rb')
         md5_data[base] = md5(f.read()).hexdigest()
         f.close()
 
@@ -215,27 +239,23 @@ def update_md5(filenames):
 
     import inspect
     srcfile = inspect.getsourcefile(sys.modules[__name__])
-    f = open(srcfile, 'rb'); src = f.read(); f.close()
+    f = open(srcfile, 'rb')
+    src = f.read()
+    f.close()
 
     match = re.search("\nmd5_data = {\n([^}]+)}", src)
     if not match:
-        print >>sys.stderr, "Internal error!"
+        print("Internal error!", file=sys.stderr)
         sys.exit(2)
 
     src = src[:match.start(1)] + repl + src[match.end(1):]
-    f = open(srcfile,'w')
+    f = open(srcfile, 'w')
     f.write(src)
     f.close()
 
 
-if __name__=='__main__':
-    if len(sys.argv)>2 and sys.argv[1]=='--md5update':
+if __name__ == '__main__':
+    if len(sys.argv) > 2 and sys.argv[1] == '--md5update':
         update_md5(sys.argv[2:])
     else:
         main(sys.argv[1:])
-
-
-
-
-
-