Unify list of comparison type values everywhere

They are now ordered and include the != and < operators
in all cases.

4 files changed, 7 insertions, 4 deletions

diff --git a/apt/package.py b/apt/package.py
index efe4d83e..78b10af4 100644
--- a/apt/package.py
+++ b/apt/package.py
@@ -65,7 +65,7 @@ class BaseDependency(object):
 
     Attributes defined here:
         name       - The name of the dependency
-        relation   - The relation (>,>=,=,!=,<,<=,)
+        relation   - The relation (<,<=,=,!=,>=,>,)
         version    - The version depended on
         rawtype   - The type of the dependendy (e.g. 'Recommends')
         pre_depend - Boolean value whether this is a pre-dependency.
diff --git a/doc/source/library/apt.package.rst b/doc/source/library/apt.package.rst
index 317e859f..825bf3df 100644
--- a/doc/source/library/apt.package.rst
+++ b/doc/source/library/apt.package.rst
@@ -34,7 +34,8 @@ Dependency Information
 
     .. attribute:: relation
 
-        The relation (>,>=,=,!=,<,<=,)
+        The relation (<,<=,=,!=,>=,>,), as string. Note that the empty string
+        is a valid string as well, if no version is specified.
 
     .. attribute:: version
 
diff --git a/doc/source/library/apt_pkg.rst b/doc/source/library/apt_pkg.rst
index d9b8ae80..d6ffaf4c 100644
--- a/doc/source/library/apt_pkg.rst
+++ b/doc/source/library/apt_pkg.rst
@@ -1022,7 +1022,8 @@ Example:
 
     .. attribute:: comp_type
 
-        The type of comparison (>=, =, !=, >, <=), as string.
+        The type of comparison (<,<=,=,!=,>=,>,), as string. Note that the
+        empty string is a valid string as well, if no version is specified.
 
     .. attribute:: dep_type
 
diff --git a/python/cache.cc b/python/cache.cc
index 983b56ec..c0f1eded 100644
--- a/python/cache.cc
+++ b/python/cache.cc
@@ -1457,7 +1457,8 @@ static PyObject *DependencyGetID(PyObject *Self,void*)
 
 static PyGetSetDef DependencyGetSet[] = {
    {"comp_type",DependencyGetCompType,0,
-    "The type of comparison, as a string (one of '<', '<=', '=', '>=', '>')."},
+    "The type of comparison, as a string, namely one of:\n"
+    "'<', '<=', '=', '!=', '>=', '>', ''."},
    {"dep_type",DependencyGetDepType,0,
     "The type of the dependency; may be translated"},
    {"dep_type_untranslated",DependencyGetDepTypeUntranslated,0,