Assured that branch changes are properly handled.

Previously we could try to remove the branch we are on.
Of course, we have a test-case elaborate enough to verify we don't
destroy changes in submodules accidentally. Therefore I am confident
that this implementation is correct.

Fixes #49

1 files changed, 0 insertions, 12 deletions

diff --git a/git/objects/submodule/base.py b/git/objects/submodule/base.py
index 4b2fc0c0..ebb66495 100644
--- a/git/objects/submodule/base.py
+++ b/git/objects/submodule/base.py
@@ -411,21 +411,9 @@ class Submodule(util.IndexObject, Iterable, Traversable):
         del(writer)
 
         # we deliberatly assume that our head matches our index !
-
-        try:
-            repo.head.commit
-            parent_repo_is_empty = False
-        except ValueError:
-            parent_repo_is_empty = True
-            # Can't set this yet, if the parent repo is empty.
-        # end
         sm.binsha = mrepo.head.commit.binsha
         index.add([sm], write=True)
 
-        if parent_repo_is_empty:
-            log.debug("Will not set _parent_commit now as the parent repository has no commit yet.")
-        # end
-
         return sm
 
     def update(self, recursive=False, init=True, to_latest_revision=False, progress=None, dry_run=False,