golden hour

/lib/python2.7/site-packages/yum

File/Folder	Size	Actions
Errors.py	4.26 KB
Errors.pyc	9.08 KB
__init__.py	304.17 KB
__init__.pyc	199.58 KB
callbacks.py	5.64 KB
callbacks.pyc	6.23 KB
comps.py	31.59 KB
comps.pyc	26.87 KB
config.py	49.89 KB
config.pyc	48.02 KB
constants.py	4.94 KB
constants.pyc	3.46 KB
depsolve.py	74.05 KB
depsolve.pyc	46.75 KB
drpm.py	12.65 KB
drpm.pyc	10.69 KB
failover.py	5 KB
failover.pyc	5.24 KB
fssnapshots.py	10.16 KB
fssnapshots.pyc	9.75 KB
history.py	61.13 KB
history.pyc	53.31 KB
i18n.py	20.44 KB
i18n.pyc	16.05 KB
igroups.py	9.31 KB
igroups.pyc	10.22 KB
logginglevels.py	7.9 KB
logginglevels.pyc	6.51 KB
mdparser.py	6.26 KB
mdparser.pyc	7.58 KB
metalink.py	9.19 KB
metalink.pyc	8.84 KB
misc.py	39.57 KB
misc.pyc	39.58 KB
packageSack.py	40.79 KB
packageSack.pyc	41.88 KB
packages.py	84.1 KB
packages.pyc	84.51 KB
parser.py	7.97 KB
parser.pyc	6.5 KB
pgpmsg.py	53.5 KB
pgpmsg.pyc	38.27 KB
pkgtag_db.py	4.86 KB
pkgtag_db.pyc	5.06 KB
plugins.py	28.1 KB
plugins.pyc	29.1 KB
repoMDObject.py	11.23 KB
repoMDObject.pyc	9.17 KB
repos.py	16.53 KB
repos.pyc	17.38 KB
rpmsack.py	70.25 KB
rpmsack.pyc	58.36 KB
rpmtrans.py	24.84 KB
rpmtrans.pyc	22.54 KB
sqlitesack.py	69.76 KB
sqlitesack.pyc	53.75 KB
sqlutils.py	6.27 KB
sqlutils.pyc	5.6 KB
transactioninfo.py	33.78 KB
transactioninfo.pyc	30.29 KB
update_md.py	25.9 KB
update_md.pyc	21.72 KB
updateinfo.py	18.29 KB
updateinfo.pyc	16.36 KB
yumRepo.py	83.85 KB
yumRepo.pyc	64.83 KB

Edit: mdparser.py

#! /usr/bin/python -tt

# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU Library General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
# Copyright 2005 Duke University

import gzip
try:
    from xml.etree import cElementTree
except ImportError:
    import cElementTree
iterparse = cElementTree.iterparse

from cStringIO import StringIO
import warnings

import Errors

#TODO: document everything here

class MDParser:

def __init__(self, filename):

# Set up mapping of meta types to handler classes 
        handlers = {
            '{http://linux.duke.edu/metadata/common}metadata': PrimaryEntry,
            '{http://linux.duke.edu/metadata/filelists}filelists': FilelistsEntry,
            '{http://linux.duke.edu/metadata/other}otherdata': OtherEntry,
        }
            
        self.total = None
        self.count = 0
        self._handlercls = None

# Read in type, set package node handler and get total number of
        # packages
        if filename[-3:] == '.gz': fh = gzip.open(filename, 'r')
        else: fh = open(filename, 'r')
        parser = iterparse(fh, events=('start', 'end'))
        self.reader = parser.__iter__()
        event, elem = self.reader.next()
        self._handlercls = handlers.get(elem.tag, None)
        if not self._handlercls:
            raise ValueError('Unknown repodata type "%s" in %s' % (
                elem.tag, filename))
        # Get the total number of packages
        self.total = int(elem.get('packages', 0))

def __iter__(self):
        return self

def next(self):
        for event, elem in self.reader:
            if event == 'end' and elem.tag[-7:] == 'package':
                self.count += 1
                return self._handlercls(elem)
        raise StopIteration

class BaseEntry:
    def __init__(self, elem):
        self._p = {}

def __getitem__(self, k):
        return self._p[k]

def keys(self):
        return self._p.keys()

def values(self):
        return self._p.values()

def has_key(self, k):
        warnings.warn('has_key() will go away in a future version of Yum.\n',
                      Errors.YumFutureDeprecationWarning, stacklevel=2)
        return k in self._p

def __iter__(self):
        return iter(self._p)

def __str__(self):
        out = StringIO()
        keys = self.keys()
        keys.sort()
        for k in keys:
            line = u'%s=%s\n' % (k, self[k])
            out.write(line.encode('utf8'))
        return out.getvalue()

def _bn(self, qn):
        if qn.find('}') == -1: return qn 
        return qn.split('}')[1]
        
    def _prefixprops(self, elem, prefix):
        ret = {}
        for key in elem.attrib:
            ret[prefix + '_' + self._bn(key)] = elem.attrib[key]
        return ret

class PrimaryEntry(BaseEntry):
    def __init__(self, elem):
        BaseEntry.__init__(self, elem)
        # Avoid excess typing :)
        p = self._p

self.prco = {}
        self.files = {}

for child in elem:
            name = self._bn(child.tag)
            if name in ('name', 'arch', 'summary', 'description', 'url', 
                    'packager'): 
                p[name] = child.text

elif name == 'version': 
                p.update(child.attrib)

elif name in ('time', 'size'):
                p.update(self._prefixprops(child, name))

elif name in ('checksum', 'location'): 
                p.update(self._prefixprops(child, name))
                p[name + '_value'] = child.text
                if name == 'location' and "location_base" not in p:
                    p["location_base"] = None
            
            elif name == 'format': 
                self.setFormat(child)

p['pkgId'] = p['checksum_value']
        elem.clear()

def setFormat(self, elem):

# Avoid excessive typing :)
        p = self._p

for child in elem:
            name = self._bn(child.tag)

if name in ('license', 'vendor', 'group', 'buildhost',
                        'sourcerpm'):
                p[name] = child.text

elif name in ('provides', 'requires', 'conflicts', 
                          'obsoletes'):
                self.prco[name] = self.getPrco(child)

elif name == 'header-range':
                p.update(self._prefixprops(child, 'rpm_header'))

elif name == 'file':
                file_type = child.get('type', 'file')
                path = child.text
                self.files[path] = file_type

def getPrco(self, elem):
        members = []
        for child in elem:
            members.append(child.attrib)
        return members
        
        
class FilelistsEntry(BaseEntry):
    def __init__(self, elem):
        BaseEntry.__init__(self, elem)
        self._p['pkgId'] = elem.attrib['pkgid']
        self.files = {}
        for child in elem:
            name = self._bn(child.tag)
            if name == 'file':
                file_type = child.get('type', 'file')
                path = child.text
                self.files[path] = file_type
        elem.clear()
                
class OtherEntry(BaseEntry):
    def __init__(self, elem):
        BaseEntry.__init__(self, elem)
        self._p['pkgId'] = elem.attrib['pkgid']
        self._p['changelog'] = []
        for child in elem:
            name = self._bn(child.tag)
            if name == 'changelog':
                entry = child.attrib
                entry['value'] = child.text
                self._p['changelog'].append(entry)
        elem.clear()