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Python loop performance enhancements.

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Signed-off-by: Niels Thykier <niels@thykier.net>
This commit is contained in:
Robert Bruce Park 2016-09-20 14:03:02 -07:00 committed by Niels Thykier
parent 34d27bbd15
commit 190be31014
1 changed files with 17 additions and 13 deletions
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30
britney.py
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@ -1758,59 +1758,63 @@ class Britney(object):
should_upgrade_srcarch = self.should_upgrade_srcarch
should_upgrade_src = self.should_upgrade_src
unstable = sources['unstable']
testing = sources['testing']
# this list will contain the packages which are valid candidates;
# if a package is going to be removed, it will have a "-" prefix
upgrade_me = []
upgrade_me_append = upgrade_me.append # Every . in a loop slows it down
excuses = self.excuses = {}
# for every source package in testing, check if it should be removed
for pkg in sources['testing']:
for pkg in testing:
if should_remove_source(pkg):
upgrade_me.append("-" + pkg)
upgrade_me_append("-" + pkg)
# for every source package in unstable check if it should be upgraded
for pkg in sources['unstable']:
if sources['unstable'][pkg][FAKESRC]: continue
for pkg in unstable:
if unstable[pkg][FAKESRC]: continue
# if the source package is already present in testing,
# check if it should be upgraded for every binary package
if pkg in sources['testing'] and not sources['testing'][pkg][FAKESRC]:
if pkg in testing and not testing[pkg][FAKESRC]:
for arch in architectures:
if should_upgrade_srcarch(pkg, arch, 'unstable'):
upgrade_me.append("%s/%s" % (pkg, arch))
upgrade_me_append("%s/%s" % (pkg, arch))
# check if the source package should be upgraded
if should_upgrade_src(pkg, 'unstable'):
upgrade_me.append(pkg)
upgrade_me_append(pkg)
# for every source package in *-proposed-updates, check if it should be upgraded
for suite in ['pu', 'tpu']:
for pkg in sources[suite]:
# if the source package is already present in testing,
# check if it should be upgraded for every binary package
if pkg in sources['testing']:
if pkg in testing:
for arch in architectures:
if should_upgrade_srcarch(pkg, arch, suite):
upgrade_me.append("%s/%s_%s" % (pkg, arch, suite))
upgrade_me_append("%s/%s_%s" % (pkg, arch, suite))
# check if the source package should be upgraded
if should_upgrade_src(pkg, suite):
upgrade_me.append("%s_%s" % (pkg, suite))
upgrade_me_append("%s_%s" % (pkg, suite))
# process the `remove' hints, if the given package is not yet in upgrade_me
for hint in self.hints['remove']:
src = hint.package
if src in upgrade_me: continue
if ("-"+src) in upgrade_me: continue
if src not in sources['testing']: continue
if src not in testing: continue
# check if the version specified in the hint is the same as the considered package
tsrcv = sources['testing'][src][VERSION]
tsrcv = testing[src][VERSION]
if tsrcv != hint.version:
continue
# add the removal of the package to upgrade_me and build a new excuse
upgrade_me.append("-%s" % (src))
upgrade_me_append("-%s" % (src))
excuse = Excuse("-%s" % (src))
excuse.set_vers(tsrcv, None)
excuse.addhtml("Removal request by %s" % (hint.user))