       def install_site_py(self):
           """Make sure there's a site.py in the target dir, if needed"""
   
---- 1427,1437 ----
+--- 1428,1438 ----
   
     http://peak.telecommunity.com/EasyInstall.html#custom-installation-locations
   

          baselen = len(self.basedir)
***************
*** 1407,1412 ****
--- 1759,1765 ----
          else:
              return path
  

+                     chkline = chkline[2:]
+                 if chkline != package_fullname:
+                     newlines.append(line)
  
+             else:
+                 fh = open(pth_file, "wu")
+                 for line in newlines:
