diff options
Diffstat (limited to 'Lib/gzip.py')
| -rw-r--r-- | Lib/gzip.py | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/Lib/gzip.py b/Lib/gzip.py index 1de23b6972..ee45e50ffb 100644 --- a/Lib/gzip.py +++ b/Lib/gzip.py @@ -159,9 +159,8 @@ class GzipFile(io.BufferedIOBase): if fileobj is None: fileobj = self.myfileobj = builtins.open(filename, mode or 'rb') if filename is None: - if hasattr(fileobj, 'name') and isinstance(fileobj.name, str): - filename = fileobj.name - else: + filename = getattr(fileobj, 'name', '') + if not isinstance(filename, (str, bytes)): filename = '' if mode is None: if hasattr(fileobj, 'mode'): mode = fileobj.mode @@ -236,7 +235,8 @@ class GzipFile(io.BufferedIOBase): # RFC 1952 requires the FNAME field to be Latin-1. Do not # include filenames that cannot be represented that way. fname = os.path.basename(self.name) - fname = fname.encode('latin-1') + if not isinstance(fname, bytes): + fname = fname.encode('latin-1') if fname.endswith(b'.gz'): fname = fname[:-3] except UnicodeEncodeError: |