maybe_string dealing with non-unicode strings

Author: wschuell

pygit2/utils.py

@@ -34,8 +34,10 @@ def maybe_string(ptr):
     if not ptr:
         return None
 
-    return ffi.string(ptr).decode('utf8')
-
+    try:
+        return ffi.string(ptr).decode('utf8')
+    except UnicodeDecodeError:
+        return ffi.string(ptr)
 
 def to_bytes(s, encoding='utf-8', errors='strict'):
     if s == ffi.NULL or s is None: