seeded-in-ubuntu: State in error message that it takes a source package.

LP: #1029155

debian/changelog

@@ -1,5 +1,6 @@
 ubuntu-dev-tools (0.144) UNRELEASED; urgency=low
 
+  [ Stefano Rivera ]
   * submittodebian:
     - Use dpkg-buildpackage instead of debuild. It really doesn't need to run
       lintian twice.
@@ -15,6 +16,10 @@ ubuntu-dev-tools (0.144) UNRELEASED; urgency=low
       same name.
     - Explain that backports aren't to fix bugs.
 
+  [ Benjamin Drung ]
+  * seeded-in-ubuntu: State in error message that it takes a source package.
+    (LP: #1029155)
+
  -- Stefano Rivera <stefanor@ubuntu.com>  Wed, 18 Jul 2012 12:47:01 +0200
 
 ubuntu-dev-tools (0.143) unstable; urgency=low

ubuntutools/lp/lpapicache.py

@@ -369,8 +369,14 @@ class Archive(BaseWrapper):
                     latest = record
 
             if latest is None:
-                msg = "The package '%s' does not exist in the %s %s archive" % \
-                      (name, dist.display_name, self.name)
+                if name_key == 'binary_name':
+                    package_type = "binary package"
+                elif name_key == 'source_name':
+                    package_type = "source package"
+                else:
+                    package_type = "package"
+                msg = "The %s '%s' does not exist in the %s %s archive" % \
+                      (package_type, name, dist.display_name, self.name)
                 pockets = [series.name if pocket == 'Release'
                            else '%s-%s' % (series.name, pocket.lower())
                            for pocket in pockets]