[Distutils] [setuptools] 0.6c1 package_index.py swallows KeyboardInterrupt

[John J Lee]

If an error occurs on the first download attempt, the subsequent attempts 
by easy_install to download a file can't be properly interrupted with 
Control-C (instead of terminating the process, it just jumps to the next 
of ten or fifteen mirrors).  Here's the fix:

--- 
/usr/lib/python2.4/site-packages/setuptools-0.6c1-py2.4.egg/setuptools/package_index.py~    2006-08-03 20:04:28.000000000 +0000
+++ 
/usr/lib/python2.4/site-packages/setuptools-0.6c1-py2.4.egg/setuptools/package_index.py     2006-08-03 20:21:18.000000000 +0000
@@ -589,6 +589,8 @@
              url = urlparse.urlunparse((scheme, mirror, path, param, '', frag))
              try:
                  return self._download_to(url, filename)
+            except (KeyboardInterrupt,SystemExit):
+                raise
              except:
                  _sf_mirrors.remove(mirror)  # don't retry the same mirror
                  mirror = get_sf_ip()


John