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Functions

DBSApi_cff Namespace Reference

Functions

def DictToXML
def FillSource
def GetDbsInfo
def loadXML
def serialize

Function Documentation

def DBSApi_cff::DictToXML (   root)

Definition at line 79 of file DBSApi_cff.py.

00080                    :
00081     from xml.dom.minidom import parseString    
00082     outdom = parseString(serialize(root)) #closure test to check incopatibilities, and better printing
00083     return outdom.toprettyxml()

def DBSApi_cff::FillSource (   eventType,
  source 
)

Definition at line 40 of file DBSApi_cff.py.

00041                                 :
00042     import os
00043     requirements = ''
00044     for item in datasetDict[eventType].items():
00045         requirements += item[0]+' = '+item[1]+' and '
00046     requirements += 'release = %s' % os.environ['CMSSW_VERSION']
00047     foundDs = GetDbsInfo('dataset', requirements)
00048     selDs = ''
00049     if len(foundDs) > 1:
00050         print "Multiple datasets found for %s! Which one you would like to use?" % eventType
00051         for ds in foundDs:
00052             print "%s  :  %s" % (foundDs.index(ds),ds)
00053         cnum = int(raw_input("\nselect Dataset: "))
00054         selDs = foundDs[cnum]
00055     elif len(foundDs) == 0:
00056         print "Sorry! No Dataset found, exiting..."
00057         return None
00058     else:
00059         selDs = foundDs[0]
00060     requirements = 'dataset = %s' % selDs
00061     files = GetDbsInfo('file', requirements)
00062     for entry in files:
00063         source.fileNames.append(entry)

def DBSApi_cff::GetDbsInfo (   toFind,
  requirements 
)

Definition at line 1 of file DBSApi_cff.py.

00002                                     :
00003     "Interface with the DBS API to get the whatever you want of a requirements. ALWAYS RETURN A LIST OF STRINGS"
00004     from xml.dom.minidom import parseString
00005     from DBSAPI.dbsApi import DbsApi
00006     args = {}
00007     args['url']='http://cmsdbsprod.cern.ch/cms_dbs_prod_global/servlet/DBSServlet'
00008     args['version']='DBS_2_0_9'
00009     args['mode']='POST'
00010     api = DbsApi(args)
00011     data = api.executeQuery("find %s where %s" % (toFind, requirements))
00012     domresults = parseString(data)
00013     dbs = domresults.getElementsByTagName('dbs')
00014     result = dbs[0].getElementsByTagName('results')
00015     rows=result[0].getElementsByTagName('row')
00016     retList = []
00017     for row in rows:
00018         resultXML = row.getElementsByTagName(toFind)[0]
00019         node=(resultXML.childNodes)[0] #childNodes should be a one element array
00020         retList.append(str(node.nodeValue))
00021     return retList
00022 
00023 #Matching names to real datasetNames
00024 datasetDict={
00025     #GEN-SIM-RECO tier
00026     'ZTT' : { 'primds' : 'RelValZTT', 'tier' : 'GEN-SIM-RECO',},
00027     'QCD' : { 'primds' : 'RelValQCD_FlatPt_15_3000', 'tier' : 'GEN-SIM-RECO',},
00028     'ZMM' : { 'primds' : 'RelValZMM', 'tier' : 'GEN-SIM-RECO',},
00029     'ZEE' : { 'primds' : 'RelValZEE', 'tier' : 'GEN-SIM-RECO',},
00030     #Data
00031     'RealData'          : { 'primds' : 'Jet', 'tier' : 'RECO', 'dataset' : '*RelVal*'},
00032     'RealMuonsData'     : { 'primds' : 'Mu',  'tier' : 'RECO', 'dataset' : '*RelVal*'},
00033     'RealElectronsData' : { 'primds' : 'Electron', 'tier' : 'RECO', 'dataset' : '*RelVal*'},
00034     #FastSim
00035     'ZTTFastSim' : { 'primds' : 'RelValZTT', 'tier' : 'GEN-SIM-DIGI-RECO','dataset' : '*FastSim*',},
00036     #'FastSimQCD' : { 'primds' : 'RelValQCD_FlatPt_15_3000', 'tier' : 'GEN-SIM-DIGI-RECO','dataset' : '*FastSim*',}, NOT YET IN RELVAL CONTENT
00037     #'FastSimZMM' : { 'primds' : 'RelValZMM', 'tier' : 'GEN-SIM-DIGI-RECO','dataset' : '*FastSim*',},
00038     'ZEEFastSim' : { 'primds' : 'RelValZEE', 'tier' : 'GEN-SIM-DIGI-RECO','dataset' : '*FastSim*',},
00039     }

def DBSApi_cff::loadXML (   xml,
  eventType,
  source 
)

Definition at line 84 of file DBSApi_cff.py.

00085                                  :
00086     from xml.dom.minidom import parse
00087     wrappedCont = parse(xml)
00088     content = wrappedCont.getElementsByTagName('dataFiles')[0]
00089     byType  = content.getElementsByTagName(eventType)
00090     if len(byType) == 0:
00091         return None
00092     fnames  = byType[0].getElementsByTagName('file')
00093     for fname in fnames:
00094         node = (fname.childNodes)[0] #childNodes should be a one element array
00095         source.fileNames.append(str(node.nodeValue).replace('\n','').replace('\t',''))
def DBSApi_cff::serialize (   root)

Definition at line 64 of file DBSApi_cff.py.

00065                    :
00066         xmlstr = ''
00067         for key in root.keys():
00068             if isinstance(root[key], dict):
00069                 xmlstr = '%s<%s>%s</%s>' % (xmlstr, key, serialize(root[key]), key)
00070             elif isinstance(root[key], list):
00071                 xmlstr = '%s<%s>' % (xmlstr, key)
00072                 for item in root[key]:
00073                     xmlstr = '%s%s' % (xmlstr, serialize(item))
00074                 xmlstr = '%s</%s>' % (xmlstr, key)
00075             else:
00076                 value = root[key]
00077                 xmlstr = '%s<%s>%s</%s>' % (xmlstr, key, value, key)
00078         return xmlstr