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author | Raymond Hettinger <python@rcn.com> | 2002-06-01 01:29:16 (GMT) |
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committer | Raymond Hettinger <python@rcn.com> | 2002-06-01 01:29:16 (GMT) |
commit | 094662a16542d1cc56713b35dde39089490dec35 (patch) | |
tree | eb433a4bebe8dc9eb28de9f7655f8fab24498a52 /Lib | |
parent | 0f4940c0a8d2ac66ccf90fb12739967915043406 (diff) | |
download | cpython-094662a16542d1cc56713b35dde39089490dec35.zip cpython-094662a16542d1cc56713b35dde39089490dec35.tar.gz cpython-094662a16542d1cc56713b35dde39089490dec35.tar.bz2 |
Replace boolean test with is None
Diffstat (limited to 'Lib')
-rw-r--r-- | Lib/formatter.py | 4 | ||||
-rw-r--r-- | Lib/ftplib.py | 2 | ||||
-rw-r--r-- | Lib/gettext.py | 2 | ||||
-rw-r--r-- | Lib/hmac.py | 2 |
4 files changed, 5 insertions, 5 deletions
diff --git a/Lib/formatter.py b/Lib/formatter.py index 75f4718..ccbbdf1 100644 --- a/Lib/formatter.py +++ b/Lib/formatter.py @@ -38,7 +38,7 @@ class NullFormatter: """ def __init__(self, writer=None): - if not writer: + if writer is None: writer = NullWriter() self.writer = writer def end_paragraph(self, blankline): pass @@ -433,7 +433,7 @@ class DumbWriter(NullWriter): def test(file = None): w = DumbWriter() f = AbstractFormatter(w) - if file: + if file is not None: fp = open(file) elif sys.argv[1:]: fp = open(sys.argv[1]) diff --git a/Lib/ftplib.py b/Lib/ftplib.py index 21b9e52..4a3d884 100644 --- a/Lib/ftplib.py +++ b/Lib/ftplib.py @@ -659,7 +659,7 @@ class Netrc: __defacct = None def __init__(self, filename=None): - if not filename: + if filename is None: if os.environ.has_key("HOME"): filename = os.path.join(os.environ["HOME"], ".netrc") diff --git a/Lib/gettext.py b/Lib/gettext.py index 0bea9ed..253b6d8 100644 --- a/Lib/gettext.py +++ b/Lib/gettext.py @@ -104,7 +104,7 @@ class NullTranslations: self._info = {} self._charset = None self._fallback = None - if fp: + if fp is not None: self._parse(fp) def _parse(self, fp): diff --git a/Lib/hmac.py b/Lib/hmac.py index c9e4ae8..ba0a63c 100644 --- a/Lib/hmac.py +++ b/Lib/hmac.py @@ -46,7 +46,7 @@ class HMAC: key = key + chr(0) * (blocksize - len(key)) self.outer.update(_strxor(key, opad)) self.inner.update(_strxor(key, ipad)) - if (msg): + if msg is not None: self.update(msg) ## def clear(self): |