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authorMichael Vogt <michael.vogt@ubuntu.com>2006-04-26 09:42:54 +0200
committerMichael Vogt <michael.vogt@ubuntu.com>2006-04-26 09:42:54 +0200
commit1f1cc6179cd9c7f15231a4d082fdbf374ad7cace (patch)
treeec3f4c5d429c53d4aad58a261c33b8aa9c8037b8
parent8087312df4b8f8f2fc0775a98975206694d1b613 (diff)
downloadpython-apt-1f1cc6179cd9c7f15231a4d082fdbf374ad7cace.tar.gz
* added a simple "all_deps" recursive example
-rw-r--r--doc/examples/all_deps.py34
1 files changed, 34 insertions, 0 deletions
diff --git a/doc/examples/all_deps.py b/doc/examples/all_deps.py
new file mode 100644
index 00000000..f4f1741c
--- /dev/null
+++ b/doc/examples/all_deps.py
@@ -0,0 +1,34 @@
+#!/usr/bin/env python
+
+import sys
+import apt
+
+
+def dependencies(cache, pkg, deps, key="Depends"):
+ #print "pkg: %s (%s)" % (pkg.name, deps)
+ candver = cache._depcache.GetCandidateVer(pkg._pkg)
+ if candver == None:
+ return deps
+ dependslist = candver.DependsList
+ if dependslist.has_key(key):
+ for depVerList in dependslist[key]:
+ for dep in depVerList:
+ if cache.has_key(dep.TargetPkg.Name):
+ if pkg.name != dep.TargetPkg.Name and not dep.TargetPkg.Name in deps:
+ deps.add(dep.TargetPkg.Name)
+ dependencies(cache, cache[dep.TargetPkg.Name], deps, key)
+ return deps
+
+
+pkgname = sys.argv[1]
+c = apt.Cache()
+pkg = c[pkgname]
+
+deps = set()
+
+deps = dependencies(c,pkg, deps, "Depends")
+print " ".join(deps)
+
+preDeps = set()
+preDeps = dependencies(c,pkg, preDeps, "PreDepends")
+print " ".join(preDeps)