From 2b45f9c05da69af178bc47a77b28e5d133577c42 Mon Sep 17 00:00:00 2001 From: Zac Medico Date: Sat, 19 Sep 2009 17:05:52 +0000 Subject: Avoid lots of redundant Atom constructor calls. Thanks to Marat Radchenko for the initial patch from bug #276813. svn path=/main/trunk/; revision=14282 --- pym/_emerge/Blocker.py | 2 +- pym/_emerge/FakeVartree.py | 3 +- pym/_emerge/actions.py | 3 +- pym/_emerge/depgraph.py | 26 +++++------- pym/portage/__init__.py | 95 ++++++++++++++++++++++++++----------------- pym/portage/dbapi/porttree.py | 3 +- pym/portage/dep.py | 10 +++-- pym/portage/sets/base.py | 5 +-- 8 files changed, 79 insertions(+), 68 deletions(-) (limited to 'pym') diff --git a/pym/_emerge/Blocker.py b/pym/_emerge/Blocker.py index 85462812f..5e34e5249 100644 --- a/pym/_emerge/Blocker.py +++ b/pym/_emerge/Blocker.py @@ -17,7 +17,7 @@ class Blocker(Task): def __init__(self, **kwargs): Task.__init__(self, **kwargs) - self.cp = portage.dep_getkey(self.atom) + self.cp = self.atom.cp def _get_hash_key(self): hash_key = getattr(self, "_hash_key", None) diff --git a/pym/_emerge/FakeVartree.py b/pym/_emerge/FakeVartree.py index 25bed2905..e895cc86b 100644 --- a/pym/_emerge/FakeVartree.py +++ b/pym/_emerge/FakeVartree.py @@ -76,8 +76,7 @@ class FakeVartree(portage.vartree): portage.locks.unlockdir(vdb_lock) # Populate the old-style virtuals using the cached values. if not self.settings.treeVirtuals: - self.settings.treeVirtuals = portage.util.map_dictlist_vals( - portage.getCPFromCPV, self.get_all_provides()) + self.settings._populate_treeVirtuals(self) # Intialize variables needed for lazy cache pulls of the live ebuild # metadata. This ensures that the vardb lock is released ASAP, without diff --git a/pym/_emerge/actions.py b/pym/_emerge/actions.py index f8c511a66..e1f7ffe19 100644 --- a/pym/_emerge/actions.py +++ b/pym/_emerge/actions.py @@ -2629,8 +2629,7 @@ def display_news_notification(root_config, myopts): if not settings.treeVirtuals: # Populate these using our existing vartree, to avoid # having a temporary one instantiated. - settings.treeVirtuals = portage.util.map_dictlist_vals( - portage.getCPFromCPV, trees["vartree"].get_all_provides()) + settings._populate_treeVirtuals(trees["vartree"]) for repo in portdb.getRepositories(): unreadItems = checkUpdatedNewsItems( diff --git a/pym/_emerge/depgraph.py b/pym/_emerge/depgraph.py index d52d5ac6a..5b03dc3a2 100644 --- a/pym/_emerge/depgraph.py +++ b/pym/_emerge/depgraph.py @@ -1149,9 +1149,6 @@ class depgraph(object): for atom in selected_atoms[pkg]: try: - - atom = portage.dep.Atom(atom) - mypriority = dep_priority.copy() if not atom.blocker and vardb.match(atom): mypriority.satisfied = True @@ -1306,16 +1303,15 @@ class depgraph(object): atom_arg_map = self._dynamic_config._atom_arg_map root_config = self._frozen_config.roots[pkg.root] for atom in self._dynamic_config._set_atoms.iterAtomsForPackage(pkg): - atom_cp = portage.dep_getkey(atom) - if atom_cp != pkg.cp and \ - self._have_new_virt(pkg.root, atom_cp): + if atom.cp != pkg.cp and \ + self._have_new_virt(pkg.root, atom.cp): continue visible_pkgs = \ self._dynamic_config._visible_pkgs[pkg.root].match_pkgs(atom) visible_pkgs.reverse() # descending order higher_slot = None for visible_pkg in visible_pkgs: - if visible_pkg.cp != atom_cp: + if visible_pkg.cp != atom.cp: continue if pkg >= visible_pkg: # This is descending order, and we're not @@ -1606,9 +1602,8 @@ class depgraph(object): self._spinner_update() dep = Dependency(atom=atom, onlydeps=onlydeps, root=myroot, parent=arg) - atom_cp = portage.dep_getkey(atom) try: - pprovided = pprovideddict.get(portage.dep_getkey(atom)) + pprovided = pprovideddict.get(atom.cp) if pprovided and portage.match_from_list(atom, pprovided): # A provided package has been specified on the command line. self._dynamic_config._pprovided_args.append((arg, atom)) @@ -1651,10 +1646,10 @@ class depgraph(object): return 0, myfavorites self._dynamic_config._missing_args.append((arg, atom)) continue - if atom_cp != pkg.cp: + if atom.cp != pkg.cp: # For old-style virtuals, we need to repeat the # package.provided check against the selected package. - expanded_atom = atom.replace(atom_cp, pkg.cp) + expanded_atom = atom.replace(atom.cp, pkg.cp) pprovided = pprovideddict.get(pkg.cp) if pprovided and \ portage.match_from_list(expanded_atom, pprovided): @@ -2396,7 +2391,7 @@ class depgraph(object): # Filter out any old-style virtual matches if they are # mixed with new-style virtual matches. - cp = portage.dep_getkey(atom) + cp = atom.cp if len(matched_packages) > 1 and \ "virtual" == portage.catsplit(cp)[0]: for pkg in matched_packages: @@ -2737,8 +2732,8 @@ class depgraph(object): for provider_entry in virtuals[blocker.cp]: provider_cp = \ portage.dep_getkey(provider_entry) - atoms.append(blocker.atom.replace( - blocker.cp, provider_cp)) + atoms.append(Atom(blocker.atom.replace( + blocker.cp, provider_cp))) else: atoms = [blocker.atom] @@ -4896,7 +4891,6 @@ class _dep_check_composite_db(portage.dbapi): # any matching slots in the graph db. slots = set() slots.add(pkg.metadata["SLOT"]) - atom_cp = portage.dep_getkey(atom) if pkg.cp.startswith("virtual/"): # For new-style virtual lookahead that occurs inside # dep_check(), examine all slots. This is needed @@ -4917,7 +4911,7 @@ class _dep_check_composite_db(portage.dbapi): ret.append(pkg.cpv) slots.remove(pkg.metadata["SLOT"]) while slots: - slot_atom = "%s:%s" % (atom_cp, slots.pop()) + slot_atom = Atom("%s:%s" % (atom.cp, slots.pop())) pkg, existing = self._depgraph._select_package( self._root, slot_atom) if not pkg: diff --git a/pym/portage/__init__.py b/pym/portage/__init__.py index 562ba10e3..3ea8b3b72 100644 --- a/pym/portage/__init__.py +++ b/pym/portage/__init__.py @@ -3249,7 +3249,6 @@ class config(object): # an incremental! myincrementals.remove("USE") - mydbs = self.configlist[:-1] mydbs.append(self.backupenv) @@ -3496,12 +3495,21 @@ class config(object): if self.local_config and not self.treeVirtuals: temp_vartree = vartree(myroot, None, categories=self.categories, settings=self) - # Reduce the provides into a list by CP. - self.treeVirtuals = map_dictlist_vals(getCPFromCPV,temp_vartree.get_all_provides()) + self._populate_treeVirtuals(temp_vartree) self.virtuals = self.__getvirtuals_compile() return self.virtuals + def _populate_treeVirtuals(self, vartree): + """Reduce the provides into a list by CP.""" + for provide, cpv_list in vartree.get_all_provides().iteritems(): + try: + provide = dep.Atom(provide) + except exception.InvalidAtom: + continue + self.treeVirtuals[provide.cp] = \ + [dep.Atom(cpv_getkey(cpv)) for cpv in cpv_list] + def __getvirtuals_compile(self): """Stack installed and profile virtuals. Preference for virtuals decreases from left to right. @@ -6903,7 +6911,6 @@ def doebuild(myebuild, mydo, myroot, mysettings, debug=0, listonly=0, # so do not check them again. checkme = [] - if not emerge_skip_distfiles and \ need_distfiles and not fetch( fetchme, mysettings, listonly=listonly, fetchonly=fetchonly): @@ -7386,10 +7393,6 @@ def unmerge(cat, pkg, myroot, mysettings, mytrimworld=1, vartree=None, vartree.dbapi.linkmap._clear_cache() mylink.unlockdb() -def getCPFromCPV(mycpv): - """Calls pkgsplit on a cpv and returns only the cp.""" - return pkgsplit(mycpv)[0] - def dep_virtual(mysplit, mysettings): "Does virtual dependency conversion" newsplit=[] @@ -7494,15 +7497,14 @@ def _expand_new_virtuals(mysplit, edebug, mydbapi, mysettings, myroot="/", evaluated_atom += str(x.use.evaluate_conditionals(myuse)) x = portage.dep.Atom(evaluated_atom) - mykey = dep_getkey(x) + mykey = x.cp if not mykey.startswith("virtual/"): newsplit.append(x) if atom_graph is not None: atom_graph.add(x, graph_parent) continue mychoices = myvirtuals.get(mykey, []) - isblocker = x.startswith("!") - if isblocker: + if x.blocker: # Virtual blockers are no longer expanded here since # the un-expanded virtual atom is more useful for # maintaining a cache of blocker atoms. @@ -7518,7 +7520,7 @@ def _expand_new_virtuals(mysplit, edebug, mydbapi, mysettings, myroot="/", # TODO: Add PROVIDE check for repoman. a = [] for y in mychoices: - a.append(portage.dep.Atom(x.replace(mykey, str(y.cp), 1))) + a.append(dep.Atom(x.replace(x.cp, y.cp, 1))) if not a: newsplit.append(x) elif len(a) == 1: @@ -7592,8 +7594,7 @@ def _expand_new_virtuals(mysplit, edebug, mydbapi, mysettings, myroot="/", # Plain old-style virtuals. New-style virtuals are preferred. if not pkgs: for y in mychoices: - new_atom = portage.dep.Atom( - x.replace(mykey, dep_getkey(y), 1)) + new_atom = dep.Atom(x.replace(x.cp, y.cp, 1)) matches = portdb.match(new_atom) # portdb is an instance of depgraph._dep_check_composite_db, so # USE conditionals are already evaluated. @@ -7606,7 +7607,7 @@ def _expand_new_virtuals(mysplit, edebug, mydbapi, mysettings, myroot="/", if not a and mychoices: # Check for a virtual package.provided match. for y in mychoices: - new_atom = portage.dep.Atom(x.replace(mykey, dep_getkey(y), 1)) + new_atom = dep.Atom(x.replace(x.cp, y.cp, 1)) if match_from_list(new_atom, pprovideddict.get(new_atom.cp, [])): a.append(new_atom) @@ -7662,12 +7663,12 @@ def dep_zapdeps(unreduced, reduced, myroot, use_binaries=0, trees=None): if unreduced[0] != "||": unresolved = [] - for dep, satisfied in izip(unreduced, reduced): - if isinstance(dep, list): - unresolved += dep_zapdeps(dep, satisfied, myroot, + for x, satisfied in izip(unreduced, reduced): + if isinstance(x, list): + unresolved += dep_zapdeps(x, satisfied, myroot, use_binaries=use_binaries, trees=trees) elif not satisfied: - unresolved.append(dep) + unresolved.append(x) return unresolved # We're at a ( || atom ... ) type level and need to make a choice @@ -7704,12 +7705,12 @@ def dep_zapdeps(unreduced, reduced, myroot, use_binaries=0, trees=None): # Sort the deps into installed, not installed but already # in the graph and other, not installed and not in the graph # and other, with values of [[required_atom], availablility] - for dep, satisfied in izip(deps, satisfieds): - if isinstance(dep, list): - atoms = dep_zapdeps(dep, satisfied, myroot, + for x, satisfied in izip(deps, satisfieds): + if isinstance(x, list): + atoms = dep_zapdeps(x, satisfied, myroot, use_binaries=use_binaries, trees=trees) else: - atoms = [dep] + atoms = [x] if not vardb: # called by repoman other.append((atoms, None, False)) @@ -7719,15 +7720,15 @@ def dep_zapdeps(unreduced, reduced, myroot, use_binaries=0, trees=None): all_use_satisfied = True versions = {} for atom in atoms: - if atom[:1] == "!": + if atom.blocker: continue # Ignore USE dependencies here since we don't want USE # settings to adversely affect || preference evaluation. avail_pkg = mydbapi.match(atom.without_use) if avail_pkg: avail_pkg = avail_pkg[-1] # highest (ascending order) - avail_slot = "%s:%s" % (dep_getkey(atom), - mydbapi.aux_get(avail_pkg, ["SLOT"])[0]) + avail_slot = dep.Atom("%s:%s" % (atom.cp, + mydbapi.aux_get(avail_pkg, ["SLOT"])[0])) if not avail_pkg: all_available = False all_use_satisfied = False @@ -7742,8 +7743,8 @@ def dep_zapdeps(unreduced, reduced, myroot, use_binaries=0, trees=None): avail_pkg_use = avail_pkg_use[-1] if avail_pkg_use != avail_pkg: avail_pkg = avail_pkg_use - avail_slot = "%s:%s" % (dep_getkey(atom), - mydbapi.aux_get(avail_pkg, ["SLOT"])[0]) + avail_slot = dep.Atom("%s:%s" % (atom.cp, + mydbapi.aux_get(avail_pkg, ["SLOT"])[0])) versions[avail_slot] = avail_pkg @@ -7753,8 +7754,8 @@ def dep_zapdeps(unreduced, reduced, myroot, use_binaries=0, trees=None): # If any version of a package is already in the graph then we # assume that it is preferred over other possible packages choices. all_installed = True - for atom in set([dep_getkey(atom) for atom in atoms \ - if atom[:1] != "!"]): + for atom in set(dep.Atom(atom.cp) for atom in atoms \ + if not atom.blocker): # New-style virtuals have zero cost to install. if not vardb.match(atom) and not atom.startswith("virtual/"): all_installed = False @@ -7802,13 +7803,13 @@ def dep_zapdeps(unreduced, reduced, myroot, use_binaries=0, trees=None): # installed package. cpv_slot_list = [parent] for atom in atoms: - if "!" == atom[:1]: + if atom.blocker: continue if vardb.match(atom): # If the atom is satisfied by an installed # version then it's not a circular dep. continue - if dep_getkey(atom) != parent.cp: + if atom.cp != parent.cp: continue if match_from_list(atom, cpv_slot_list): circular_atom = atom @@ -7850,14 +7851,19 @@ def dep_zapdeps(unreduced, reduced, myroot, use_binaries=0, trees=None): assert(False) # This point should not be reachable - def dep_expand(mydep, mydb=None, use_cache=1, settings=None): + ''' + @rtype: Atom + ''' if not len(mydep): return mydep if mydep[0]=="*": mydep=mydep[1:] orig_dep = mydep - mydep = dep_getcpv(orig_dep) + if isinstance(orig_dep, dep.Atom): + mydep = orig_dep.cpv + else: + mydep = dep_getcpv(orig_dep) myindex = orig_dep.index(mydep) prefix = orig_dep[:myindex] postfix = orig_dep[myindex+len(mydep):] @@ -7974,7 +7980,7 @@ def dep_wordreduce(mydeplist,mysettings,mydbapi,mode,use_cache=1): elif token[:1] == "!": deplist[mypos] = False else: - mykey = dep_getkey(deplist[mypos]) + mykey = deplist[mypos].cp if mysettings and mykey in mysettings.pprovideddict and \ match_from_list(deplist[mypos], mysettings.pprovideddict[mykey]): deplist[mypos]=True @@ -8004,8 +8010,23 @@ def dep_wordreduce(mydeplist,mysettings,mydbapi,mode,use_cache=1): return None return deplist +_cpv_key_re = re.compile('^' + dep._cpv + '$', re.VERBOSE) def cpv_getkey(mycpv): - return dep.dep_getkey('=' + mycpv) + """Calls pkgsplit on a cpv and returns only the cp.""" + m = _cpv_key_re.match(mycpv) + if m is not None: + return m.group(2) + myslash = mycpv.split("/", 1) + mysplit=pkgsplit(myslash[-1]) + if mysplit is None: + return None + mylen=len(myslash) + if mylen==2: + return myslash[0]+"/"+mysplit[0] + else: + return mysplit[0] + +getCPFromCPV = cpv_getkey def key_expand(mykey, mydb=None, use_cache=1, settings=None): mysplit=mykey.split("/") @@ -8326,7 +8347,6 @@ def getmaskingstatus(mycpv, settings=None, portdb=None): return rValue - auxdbkeys=[ 'DEPEND', 'RDEPEND', 'SLOT', 'SRC_URI', 'RESTRICT', 'HOMEPAGE', 'LICENSE', 'DESCRIPTION', @@ -8894,7 +8914,6 @@ def init_legacy_globals(): root = settings["ROOT"] output._init(config_root=settings['PORTAGE_CONFIGROOT']) - # ======================================================================== # COMPATIBILITY # These attributes should not be used diff --git a/pym/portage/dbapi/porttree.py b/pym/portage/dbapi/porttree.py index 10baa4b9c..4cc07362a 100644 --- a/pym/portage/dbapi/porttree.py +++ b/pym/portage/dbapi/porttree.py @@ -949,7 +949,7 @@ class portdbapi(dbapi): #this stuff only runs on first call of xmatch() #create mydep, mykey from origdep mydep = dep_expand(origdep, mydb=self, settings=self.mysettings) - mykey = dep_getkey(mydep) + mykey = mydep.cp if level == "list-visible": #a list of all visible packages, not called directly (just by xmatch()) @@ -1133,7 +1133,6 @@ def close_portdbapi_caches(): for i in portdbapi.portdbapi_instances: i.close_caches() - class portagetree(object): def __init__(self, root="/", virtual=None, clone=None, settings=None): """ diff --git a/pym/portage/dep.py b/pym/portage/dep.py index fd41f8fd4..bd576b768 100644 --- a/pym/portage/dep.py +++ b/pym/portage/dep.py @@ -990,6 +990,8 @@ def match_to_list(mypkg, mylist): """ matches = [] for x in mylist: + if not isinstance(x, Atom): + x = Atom(x) if match_from_list(x, [mypkg]): if x not in matches: matches.append(x) @@ -1024,7 +1026,7 @@ def best_match_to_list(mypkg, mylist): if maxvalue < 3: maxvalue = 3 bestm = x - op_val = operator_values[get_operator(x)] + op_val = operator_values[x.operator] if op_val > maxvalue: maxvalue = op_val bestm = x @@ -1051,9 +1053,9 @@ def match_from_list(mydep, candidate_list): if not isinstance(mydep, Atom): mydep = Atom(mydep) - mycpv = dep_getcpv(mydep) + mycpv = mydep.cpv mycpv_cps = catpkgsplit(mycpv) # Can be None if not specific - slot = dep_getslot(mydep) + slot = mydep.slot if not mycpv_cps: cat, pkg = catsplit(mycpv) @@ -1066,7 +1068,7 @@ def match_from_list(mydep, candidate_list): " (%s) (try adding an '=')") % (mydep)) if ver and rev: - operator = get_operator(mydep) + operator = mydep.operator if not operator: writemsg(_("!!! Invalid atom: %s\n") % mydep, noiselevel=-1) return [] diff --git a/pym/portage/sets/base.py b/pym/portage/sets/base.py index 87a0d1db7..adf05fbf8 100644 --- a/pym/portage/sets/base.py +++ b/pym/portage/sets/base.py @@ -104,9 +104,8 @@ class PackageSet(object): self._atommap.clear() atoms = self._atoms for a in atoms: - cp = dep_getkey(a) - self._atommap.setdefault(cp, set()) - self._atommap[cp].add(a) + self._atommap.setdefault(a.cp, set()) + self._atommap[a.cp].add(a) # Not sure if this one should really be in PackageSet def findAtomForPackage(self, pkg): -- cgit v1.2.3-1-g7c22