Fix many errors found by pytypeHEADmaster

Some of these would always cause run-time exceptions, which makes me
believe that because these haven't been reported before there's a lot of
dead code in here.  There are a few more pytype errors that don't have
obvious fixes.

1 files changed, 1 insertions, 1 deletions

diff --git a/MgaRepo/binrepo.py b/MgaRepo/binrepo.py
index a66df09..7c3aca1 100644
--- a/MgaRepo/binrepo.py
+++ b/MgaRepo/binrepo.py
@@ -146,7 +146,7 @@ def parse_sources(path):
     try:
         f = open(path, encoding="utf-8")
     except IOError:
-        return []
+        return {}
 
     for rawline in f:
         line = rawline.strip()