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Minor performance improvements.

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This commit is contained in:
Fabio Tranchitella 2006-07-26 19:48:54 +00:00
parent 1df9db222d
commit b21863f9fd
1 changed files with 26 additions and 18 deletions
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44
britney.py
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@ -351,6 +351,8 @@ class Britney:
packages = {}
provides = {}
rdepends = {}
rconflicts = {}
sources = self.sources
package = None
filename = os.path.join(basedir, "Packages_%s" % arch)
@ -390,10 +392,9 @@ class Britney:
if 'provides' in dpkg:
parts = map(string.strip, dpkg['provides'].split(","))
for p in parts:
try:
provides[p].append(pkg)
except KeyError:
provides[p] = [pkg]
if p not in provides:
provides[p] = []
provides[p].append(pkg)
del dpkg['provides']
# append the resulting dictionary to the package list
@ -1235,49 +1236,56 @@ class Britney:
self.__log("Update Excuses generation started", type="I")
# list of local methods and variables (for better performance)
sources = self.sources
architectures = self.options.architectures
should_remove_source = self.should_remove_source
should_upgrade_srcarch = self.should_upgrade_srcarch
should_upgrade_src = self.should_upgrade_src
# 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 = []
# for every source package in testing, check if it should be removed
for pkg in self.sources['testing']:
if self.should_remove_source(pkg):
for pkg in sources['testing']:
if should_remove_source(pkg):
upgrade_me.append("-" + pkg)
# for every source package in unstable check if it should be upgraded
for pkg in self.sources['unstable']:
for pkg in sources['unstable']:
# if the source package is already present in testing,
# check if it should be upgraded for every binary package
if pkg in self.sources['testing']:
for arch in self.options.architectures:
if self.should_upgrade_srcarch(pkg, arch, 'unstable'):
if pkg in sources['testing']:
for arch in architectures:
if should_upgrade_srcarch(pkg, arch, 'unstable'):
upgrade_me.append("%s/%s" % (pkg, arch))
# check if the source package should be upgraded
if self.should_upgrade_src(pkg, 'unstable'):
if should_upgrade_src(pkg, 'unstable'):
upgrade_me.append(pkg)
# for every source package in testing-proposed-updates, check if it should be upgraded
for pkg in self.sources['tpu']:
for pkg in sources['tpu']:
# if the source package is already present in testing,
# check if it should be upgraded for every binary package
if pkg in self.sources['testing']:
for arch in self.options.architectures:
if self.should_upgrade_srcarch(pkg, arch, 'tpu'):
if pkg in sources['testing']:
for arch in architectures:
if should_upgrade_srcarch(pkg, arch, 'tpu'):
upgrade_me.append("%s/%s_tpu" % (pkg, arch))
# check if the source package should be upgraded
if self.should_upgrade_src(pkg, 'tpu'):
if should_upgrade_src(pkg, 'tpu'):
upgrade_me.append("%s_tpu" % pkg)
# process the `remove' hints, if the given package is not yet in upgrade_me
for src in self.hints["remove"].keys():
if src in upgrade_me: continue
if ("-"+src) in upgrade_me: continue
if src not in self.sources['testing']: continue
if src not in sources['testing']: continue
# check if the version specified in the hint is the same of the considered package
tsrcv = self.sources['testing'][src]['version']
tsrcv = sources['testing'][src]['version']
if not self.same_source(tsrcv, self.hints["remove"][src][0]): continue
# add the removal of the package to upgrade_me and build a new excuse