git-p4: compare to singletons with "is" and "is not"

PEP8 recommends that comparisons with singletons such as None should be
done with "is" and "is not", and never equality operators.

This guideline is described here:
https://www.python.org/dev/peps/pep-0008/#programming-recommendations

Signed-off-by: Joel Holdsworth <jholdsworth@nvidia.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Joel Holdsworth 2022-04-01 15:25:00 +01:00 коммит произвёл Junio C Hamano
Родитель 7a3e83d0bd
Коммит da0134f653
1 изменённых файлов: 3 добавлений и 3 удалений

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@ -857,7 +857,7 @@ def p4Where(depotPath):
if data[:space] == depotPath:
output = entry
break
if output == None:
if output is None:
return ""
if output["code"] == "error":
return ""
@ -879,7 +879,7 @@ def currentGitBranch():
def isValidGitDir(path):
return git_dir(path) != None
return git_dir(path) is not None
def parseRevision(ref):
@ -4425,7 +4425,7 @@ def main():
global verbose
verbose = cmd.verbose
if cmd.needsGit:
if cmd.gitdir == None:
if cmd.gitdir is None:
cmd.gitdir = os.path.abspath(".git")
if not isValidGitDir(cmd.gitdir):
# "rev-parse --git-dir" without arguments will try $PWD/.git