[yum-cvs] yum/yum rpmsack.py,1.39,1.40

[James Bowes]

Update of /home/groups/yum/cvs/yum/yum
In directory login1.linux.duke.edu:/tmp/cvs-serv14974/yum

Modified Files:
	rpmsack.py 
Log Message:
Rpmsack _search optimization

If we have the full pkgtup, then just look it up in the header dict.
Takes 'yum remove glibc' from 1m2s to 0m41s on my machine.


Index: rpmsack.py
===================================================================
RCS file: /home/groups/yum/cvs/yum/yum/rpmsack.py,v
retrieving revision 1.39
retrieving revision 1.40
diff -u -r1.39 -r1.40
--- rpmsack.py	30 Mar 2007 15:32:15 -0000	1.39
+++ rpmsack.py	1 Apr 2007 17:48:42 -0000	1.40
@@ -261,14 +261,21 @@
             self._make_header_dict()
 
         ret = []
-        for (pkgtup, (hdr, idx)) in self._header_dict.items():
-            ok = True
-            for idx, val in lookfor:
-                if pkgtup[idx] != val:
-                    ok = False
-                    break
-            if ok:
+        # We have the full pkgtup, just grab it from the header dict
+        if len(lookfor) == 5:
+            pkgtup = (name, arch, epoch, ver, rel)
+            if self._header_dict.has_key(pkgtup):
+                hdr, idx = self._header_dict[pkgtup]
                 ret.append( (hdr, pkgtup, idx) )
+        else:
+            for (pkgtup, (hdr, idx)) in self._header_dict.items():
+                ok = True
+                for idx, val in lookfor:
+                    if pkgtup[idx] != val:
+                        ok = False
+                        break
+                if ok:
+                    ret.append( (hdr, pkgtup, idx) )
         return ret