From 6d2e7a1c021e7cf80be317bd2dfd823a9406c03e Mon Sep 17 00:00:00 2001 From: Brian Harring Date: Mon, 19 Dec 2005 12:20:55 +0000 Subject: moved cpv funcs out of the block of dep funcs, removed some type usage (use isinstance instead), and cleaned up some of the more c like code so it's pythonic... svn path=/main/trunk/; revision=2403 --- pym/portage.py | 209 +++++++++++++++++++++++++-------------------------------- 1 file changed, 93 insertions(+), 116 deletions(-) (limited to 'pym/portage.py') diff --git a/pym/portage.py b/pym/portage.py index 7875585e5..c14e28c1c 100644 --- a/pym/portage.py +++ b/pym/portage.py @@ -3075,40 +3075,20 @@ def getCPFromCPV(mycpv): """Calls pkgsplit on a cpv and returns only the cp.""" return pkgsplit(mycpv)[0] -def dep_parenreduce(mysplit,mypos=0): - "Accepts a list of strings, and converts '(' and ')' surrounded items to sub-lists" - while (mypos=len(mysplit)) or (type(mysplit[mypos+1])!=types.ListType): + if ((mypos + 1) >= len(mysplit)) or (not isinstance(mysplit[mypos+1], list)): # || must be followed by paren'd list return None try: @@ -3189,9 +3169,6 @@ def dep_opconvert(mysplit,myuse,mysettings): def dep_virtual(mysplit, mysettings): "Does virtual dependency conversion" - - - newsplit=[] for x in mysplit: if type(x)==types.ListType: @@ -3215,7 +3192,7 @@ def dep_virtual(mysplit, mysettings): return newsplit def dep_eval(deplist): - if len(deplist)==0: + if not deplist: return 1 if deplist[0]=="||": #or list; we just need one "1" @@ -3341,96 +3318,6 @@ def dep_getcpv(mydep): mydep=mydep[1:] return mydep -def cpv_getkey(mycpv): - myslash=mycpv.split("/") - mysplit=pkgsplit(myslash[-1]) - mylen=len(myslash) - if mylen==2: - return myslash[0]+"/"+mysplit[0] - elif mylen==1: - return mysplit[0] - else: - return mysplit - -def key_expand(mykey,mydb=None,use_cache=1): - mysplit=mykey.split("/") - if len(mysplit)==1: - if mydb and type(mydb)==types.InstanceType: - for x in settings.categories: - if mydb.cp_list(x+"/"+mykey,use_cache=use_cache): - return x+"/"+mykey - if virts_p.has_key(mykey): - return(virts_p[mykey][0]) - return "null/"+mykey - elif mydb: - if type(mydb)==types.InstanceType: - if (not mydb.cp_list(mykey,use_cache=use_cache)) and virts and virts.has_key(mykey): - return virts[mykey][0] - return mykey - -def cpv_expand(mycpv,mydb=None,use_cache=1): - """Given a string (packagename or virtual) expand it into a valid - cat/package string. Virtuals use the mydb to determine which provided - virtual is a valid choice and defaults to the first element when there - are no installed/available candidates.""" - myslash=mycpv.split("/") - mysplit=pkgsplit(myslash[-1]) - if len(myslash)>2: - # this is illegal case. - mysplit=[] - mykey=mycpv - elif len(myslash)==2: - if mysplit: - mykey=myslash[0]+"/"+mysplit[0] - else: - mykey=mycpv - if mydb: - writemsg("mydb.__class__: %s\n" % (mydb.__class__), 1) - if type(mydb)==types.InstanceType: - if (not mydb.cp_list(mykey,use_cache=use_cache)) and virts and virts.has_key(mykey): - writemsg("virts[%s]: %s\n" % (str(mykey),virts[mykey]), 1) - mykey_orig = mykey[:] - for vkey in virts[mykey]: - if mydb.cp_list(vkey,use_cache=use_cache): - mykey = vkey - writemsg("virts chosen: %s\n" % (mykey), 1) - break - if mykey == mykey_orig: - mykey=virts[mykey][0] - writemsg("virts defaulted: %s\n" % (mykey), 1) - #we only perform virtual expansion if we are passed a dbapi - else: - #specific cpv, no category, ie. "foo-1.0" - if mysplit: - myp=mysplit[0] - else: - # "foo" ? - myp=mycpv - mykey=None - matches=[] - if mydb: - for x in settings.categories: - if mydb.cp_list(x+"/"+myp,use_cache=use_cache): - matches.append(x+"/"+myp) - if (len(matches)>1): - raise ValueError, matches - elif matches: - mykey=matches[0] - - if not mykey and type(mydb)!=types.ListType: - if virts_p.has_key(myp): - mykey=virts_p[myp][0] - #again, we only perform virtual expansion if we have a dbapi (not a list) - if not mykey: - mykey="null/"+myp - if mysplit: - if mysplit[2]=="r0": - return mykey+"-"+mysplit[1] - else: - return mykey+"-"+mysplit[1]+"-"+mysplit[2] - else: - return mykey - def dep_transform(mydep,oldkey,newkey): origdep=mydep if not len(mydep): @@ -3583,6 +3470,96 @@ def dep_wordreduce(mydeplist,mysettings,mydbapi,mode,use_cache=1): mypos=mypos+1 return deplist +def cpv_getkey(mycpv): + myslash=mycpv.split("/") + mysplit=pkgsplit(myslash[-1]) + mylen=len(myslash) + if mylen==2: + return myslash[0]+"/"+mysplit[0] + elif mylen==1: + return mysplit[0] + else: + return mysplit + +def key_expand(mykey,mydb=None,use_cache=1): + mysplit=mykey.split("/") + if len(mysplit)==1: + if mydb and type(mydb)==types.InstanceType: + for x in settings.categories: + if mydb.cp_list(x+"/"+mykey,use_cache=use_cache): + return x+"/"+mykey + if virts_p.has_key(mykey): + return(virts_p[mykey][0]) + return "null/"+mykey + elif mydb: + if type(mydb)==types.InstanceType: + if (not mydb.cp_list(mykey,use_cache=use_cache)) and virts and virts.has_key(mykey): + return virts[mykey][0] + return mykey + +def cpv_expand(mycpv,mydb=None,use_cache=1): + """Given a string (packagename or virtual) expand it into a valid + cat/package string. Virtuals use the mydb to determine which provided + virtual is a valid choice and defaults to the first element when there + are no installed/available candidates.""" + myslash=mycpv.split("/") + mysplit=pkgsplit(myslash[-1]) + if len(myslash)>2: + # this is illegal case. + mysplit=[] + mykey=mycpv + elif len(myslash)==2: + if mysplit: + mykey=myslash[0]+"/"+mysplit[0] + else: + mykey=mycpv + if mydb: + writemsg("mydb.__class__: %s\n" % (mydb.__class__), 1) + if type(mydb)==types.InstanceType: + if (not mydb.cp_list(mykey,use_cache=use_cache)) and virts and virts.has_key(mykey): + writemsg("virts[%s]: %s\n" % (str(mykey),virts[mykey]), 1) + mykey_orig = mykey[:] + for vkey in virts[mykey]: + if mydb.cp_list(vkey,use_cache=use_cache): + mykey = vkey + writemsg("virts chosen: %s\n" % (mykey), 1) + break + if mykey == mykey_orig: + mykey=virts[mykey][0] + writemsg("virts defaulted: %s\n" % (mykey), 1) + #we only perform virtual expansion if we are passed a dbapi + else: + #specific cpv, no category, ie. "foo-1.0" + if mysplit: + myp=mysplit[0] + else: + # "foo" ? + myp=mycpv + mykey=None + matches=[] + if mydb: + for x in settings.categories: + if mydb.cp_list(x+"/"+myp,use_cache=use_cache): + matches.append(x+"/"+myp) + if (len(matches)>1): + raise ValueError, matches + elif matches: + mykey=matches[0] + + if not mykey and type(mydb)!=types.ListType: + if virts_p.has_key(myp): + mykey=virts_p[myp][0] + #again, we only perform virtual expansion if we have a dbapi (not a list) + if not mykey: + mykey="null/"+myp + if mysplit: + if mysplit[2]=="r0": + return mykey+"-"+mysplit[1] + else: + return mykey+"-"+mysplit[1]+"-"+mysplit[2] + else: + return mykey + def getmaskingreason(mycpv): from portage_util import grablines global portdb -- cgit v1.2.3-1-g7c22