Fix typeing

hash_modules.py

@@ -42,7 +42,7 @@ def commit_hashes(name, use_local=False, verbose=False):
                 out = out.splitlines()[0]
                 for i in filter(lambda x: not(b"a"[0] <= x <= b"z"[0] or b"0"[0] <= x <= b"9"[0]), out):
                     raise ValueError("Wrong char: " + repr(bytes([i])))
-                result.append(out.decode())
+                result.append(out)
     if verbose:
         if use_local:
             print("Commit local hashes for " + name + ": " + ", ".join(result), file=sys.stderr)
@@ -227,6 +227,8 @@ def get_own_hash(source, arch, use_local=False, verbose=False):
     tmp = mod.version_hashes(arch, use_local=use_local, verbose=verbose)
     if len(tmp) != 1:
         raise ValueError("No unique version number possible.")
+    if not isinstance(tmp[0], str):
+        raise ValueError("Result have to be an string.")
     return tmp[0]