diff --git a/pisi.e3p b/pisi.e3p
index d48d7e75..4d1ad2e7 100644
--- a/pisi.e3p
+++ b/pisi.e3p
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE Project SYSTEM "Project-3.8.dtd">
 <!-- Project file for project pisi -->
-<!-- Saved: 2005-10-09, 20:14:24 -->
+<!-- Saved: 2005-10-09, 23:29:35 -->
 <!-- Copyright (C) 2005 PiSi Development Team,  -->
 <Project version="3.8">
   <ProgLanguage mixed="0">Python</ProgLanguage>
@@ -348,6 +348,10 @@
       <Dir>tools</Dir>
       <Name>ChangeLogGenerator.py</Name>
     </Source>
+    <Source>
+      <Dir>pisi</Dir>
+      <Name>oo.py</Name>
+    </Source>
   </Sources>
   <Forms>
   </Forms>
@@ -385,10 +389,10 @@
     <VcsOtherData>{'standardLayout': 1}</VcsOtherData>
   </Vcs>
   <FiletypeAssociations>
-    <FiletypeAssociation pattern="*.ui.h" type="FORMS" />
-    <FiletypeAssociation pattern="*.ui" type="FORMS" />
-    <FiletypeAssociation pattern="*.idl" type="INTERFACES" />
-    <FiletypeAssociation pattern="*.ptl" type="SOURCES" />
     <FiletypeAssociation pattern="*.py" type="SOURCES" />
+    <FiletypeAssociation pattern="*.ui.h" type="FORMS" />
+    <FiletypeAssociation pattern="*.idl" type="INTERFACES" />
+    <FiletypeAssociation pattern="*.ui" type="FORMS" />
+    <FiletypeAssociation pattern="*.ptl" type="SOURCES" />
   </FiletypeAssociations>
 </Project>
diff --git a/pisi/api.py b/pisi/api.py
index 7a7bf663..e691fc80 100644
--- a/pisi/api.py
+++ b/pisi/api.py
@@ -213,6 +213,8 @@ def install_pkg_names(A):
     the repository, trying to perform a minimum number of
     installs"""
 
+    A = set(A) # A was a list, remove duplicates
+
     ctx.ui.debug('A = %s' % str(A))
 
     if len(A)==0:
@@ -324,7 +326,7 @@ def upgrade_pkg_names(A):
             ctx.ui.info(_('Package %s is already at its latest version %s,\
  release %s, build %s.')
                     % (x, pkg.version, pkg.release, pkg.build))
-    A = Ap
+    A = set(Ap)
 
     if len(A)==0:
         ctx.ui.info(_('No packages to upgrade.'))
@@ -407,7 +409,7 @@ def remove(A):
             Ap.append(x)
         else:
             ctx.ui.info(_('Package %s does not exist. Cannot remove.') % x)
-    A = Ap
+    A = set(Ap)
 
     if len(A)==0:
         ctx.ui.info(_('No packages to remove.'))
diff --git a/pisi/cli/commands.py b/pisi/cli/commands.py
index f1083d53..89bb56c4 100644
--- a/pisi/cli/commands.py
+++ b/pisi/cli/commands.py
@@ -545,8 +545,8 @@ Usage: list-installed
             package = pisi.packagedb.inst_packagedb.get_package(pkg)
             inst_info = ctx.installdb.get_info(pkg)
             if self.options.long:
-                ctx.ui.info(package)
-                ctx.ui.info(inst_info)
+                ctx.ui.info(str(package))
+                ctx.ui.info(str(inst_info))
             elif self.options.install_info:
                 ctx.ui.info('%-15s | %s ' % (package.name, inst_info.one_liner()))
             else: