1 files changed, 2 insertions, 4 deletions
diff --git a/Lib/posixpath.py b/Lib/posixpath.py
index eb17dba..0aa53fe 100644
--- a/Lib/posixpath.py
+++ b/Lib/posixpath.py
@@ -83,12 +83,10 @@ def join(a, *p):
             else:
                 path += sep + b
     except TypeError:
-        valid_types = all(isinstance(s, (str, bytes, bytearray))
-                          for s in (a, ) + p)
-        if valid_types:
+        if all(isinstance(s, (str, bytes)) for s in (a,) + p):
             # Must have a mixture of text and binary data
             raise TypeError("Can't mix strings and bytes in path "
-                            "components.") from None
+                            "components") from None
         raise
     return path