info: use distroinfo to access rdoinfo

distroinfo is a new python module for generic access to rdoinfo-like
metadata that was created by porting rdoinfo related functionality from
rdopkg into a dedicated and reusable project.

https://github.com/softwarefactory-project/distroinfo

Make rdopkg use distroinfo.

Change-Id: I995b27a863c0958aa76d55c310f26a634bb0746c

Author: Jakub Ružička

doc/rdopkg.1.adoc

@@ -475,7 +475,7 @@ Use `-s`/`--strict` to disable magic substring search and only match whole
 fields.
 
 This command is a human interface to
-`rdopkg.actionmods.rdoinfo.find_package()` helper function.
+`distroinfo.query.find_package()` function.
 
 *Examples of usage:*
 
@@ -710,9 +710,6 @@ and more.
 
 You can view the `rdoinfo` metada using `rdopkg info`.
 
-`rdopkg.actionmods.rdoinfo` module provides a convenient interface to `rdoinfo`
-should you want to integrate it into your own codez.
-
 
 SEE ALSO
 --------

examples/rdo_projects.py

@@ -4,18 +4,19 @@
 currently maintained RDO projects.
 """
 
+from distroinfo.query import filter_pkgs
 from rdopkg.actionmods import rdoinfo
 
 
 def list_projects():
-    inforepo = rdoinfo.get_default_inforepo()
+    inforepo = rdoinfo.get_rdoinfo()
     info = inforepo.get_info()
     pkgs = info['packages']
 
     pkg_filter = {
         'name': '^openstack-'
     }
-    pkgs = rdoinfo.filter_pkgs(pkgs, pkg_filter)
+    pkgs = filter_pkgs(pkgs, pkg_filter)
 
     for pkg in pkgs:
         project = pkg.get('project') or pkg['name']

rdopkg/actionmods/query.py

@@ -1,4 +1,5 @@
 from __future__ import print_function
+from distroinfo.query import get_distrepos
 import re
 
 from rdopkg.actionmods import rdoinfo
@@ -37,10 +38,10 @@ def query_repos(distrepos, package, verbose=False):
 
 
 def query_rdo(rlsdist, package, verbose=False):
-    inforepo = rdoinfo.get_default_inforepo()
-    inforepo.init()
+    rdo = rdoinfo.get_rdoinfo()
+    ri = rdo.get_info()
     _release, _, _dist = rlsdist.partition('/')
-    rds = inforepo.get_distrepos(_release, _dist)
+    rds = get_distrepos(ri, _release, _dist)
     results = []
     for release, dist, distrepos in rds:
         r = query_repos(distrepos, package, verbose=verbose)