TileCalibTools.py

Go to the documentation of this file.

#!/bin/env python
 
# Copyright (C) 2002-2022 CERN for the benefit of the ATLAS collaboration
# TileCalibTools.py
# Nils Gollub <nils.gollub@cern.ch>, 2007-11-23
#
# Carlos Solans <carlos.solans@cern.ch>, 2012-10-19
# Andrey Kamenshchikov <akamensh@cern.ch>, 2013-10-23
# Yuri Smirnov <iouri.smirnov@cern.ch>, 2014-12-24
 
"""
Python helper module for managing COOL DB connections and TileCalibBlobs.
"""
 
import cx_Oracle # noqa: F401
from PyCool import cool
import datetime, time, re, os
try:
    # For Python 3.0 and later
    from urllib.request import urlopen
except ImportError:
    # Fall back to Python 2's urllib2
    from urllib2 import urlopen
import cppyy
import six
 
from TileCalibBlobObjs.Classes import TileCalibUtils, TileCalibDrawerCmt, \
     TileCalibDrawerInt, TileCalibDrawerOfc, TileCalibDrawerBch, \
     TileCalibDrawerFlt, TileCalibType
 
#=== get a logger
from TileCalibBlobPython.TileCalibLogger import TileCalibLogger, getLogger
log = getLogger("TileCalibTools")
 
 
#======================================================================
#===
#=== Global helper functions
#===
#======================================================================
 
#
#______________________________________________________________________
#=== useful constants
MINRUN      = 0
MINLBK      = 0
MAXRUN      = cool.Int32Max
MAXLBK      = cool.UInt32Max
UNIX2COOL   = 1000000000
UNIXTMAX    = cool.Int32Max
# empty Tile channel for storing laser partition variation. DO NOT CHANGE.
LASPARTCHAN = 43
 
#
#______________________________________________________________________
def getLastRunNumber():
    """
    Return the run number of next run to be taken in the pit
    """
 
    urls = ["http://atlas-service-db-runlist.web.cern.ch/atlas-service-db-runlist/cgi-bin/latestRun.py",
            "http://pcata007.cern.ch/cgi-bin/getLastRunNumber.py",
            "http://pcata007.cern.ch/latestRun"]
 
    run=0
    for url in urls:
        try:
            for line in urlopen(url).readlines():
                r=line.strip()
                if r.isdigit():
                    run=int(r)
                    break
            if run>0:
                break
        except Exception:
            continue
 
    return max(run+1,222222)
 
#
#______________________________________________________________________
def getPromptCalibRunNumber():
    """
    Return the minimal run number of runs in prompt calibration loop
    """
 
    promptCalibRuns = []
 
    try:
        fin = open("/afs/cern.ch/user/a/atlcond/scratch0/nemo/prod/web/calibruns.txt","r").read().split()
        for line in fin:
            try:
                if line:
                    promptCalibRuns.append( int(line) )
            except ValueError:
                pass
    except Exception:
        promptCalibRuns=[]
 
    if len(promptCalibRuns)==0:
 
        urls = ["http://pcata007.cern.ch/cgi-bin/getBulkRunNumber.py",
                "http://pcata007.cern.ch/latestRun"]
 
        run=0
        for url in urls:
            try:
                for line in urlopen(url).readlines():
                    r=line.strip()
                    if r.isdigit():
                        run=int(r)
                        break
                if run>0:
                    promptCalibRuns=[run]
                    break
            except Exception:
                continue
 
    if len(promptCalibRuns) >= 1:
        promptCalibRuns.sort()
        return promptCalibRuns[0]
    else:
        return getLastRunNumber()
 
#
#______________________________________________________________________
def getAliasFromFile(aliastype='Current'):
    """
    Return name of top-level tag for 'Current' or 'CurrentES' or 'Next' or 'NextES' aliases
    """
 
    aliasfolder = '/afs/cern.ch/atlas/conditions/poolcond/buffer/BestKnowledge'
    try:
        falias = open('%s/%s' % (aliasfolder, aliastype))
        alias = falias.readline()
        falias.close()
        return alias.replace('\n','').replace('*','')
    except Exception:
        import os
        aliasfolder = os.getcwd()+'/BestKnowledge'
        print("Looking for %s in %s" % (aliastype,aliasfolder))
        try:
            falias = open('%s/%s' % (aliasfolder, aliastype))
            alias = falias.readline()
            falias.close()
            return alias.replace('\n','').replace('*','')
        except Exception:
            return aliastype.upper()
 
#
#______________________________________________________________________
def getTilePrefix(ofl=True,splitOnlInOflSchema=True):
    """
    Returns the common Tile prefix used for all COOL folders.
    ofl = False ... single version folders
    ofl = True  ... multiversion folders
    splitOnlInOflSchema = False ... offline only folders or
                    splitOnline folders in Online schema
    splitOnlInOflSchema = True ... splitOnlineFolders in
                    offline schema
    """
    if ofl:
        if splitOnlInOflSchema:
            return "/TILE/OFL02/"
        else:
            return "/TILE/OFL01/"
    else:
        return "/TILE/ONL01/"
 
#
#______________________________________________________________________
def getTilePrefixes():
    """
    Returns a list of all TILE folder prefixes
    """
    return ["/TILE/ONL01/","/TILE/OFL01/","/TILE/OFL02/"]
 
#
#______________________________________________________________________
def getAthenaFolderDescr(type="run-lumi"):
    """
    Returns the run-lumi type folder description needed to read back the folder content
    as a CondAttrListCollection in Athena.
    """
    desc ='<timeStamp>'+type+'</timeStamp>'
    desc+='<addrHeader><address_header service_type="71" clid="1238547719" /></addrHeader>'
    desc+='<typeName>CondAttrListCollection</typeName>'
    return desc
 
#
#______________________________________________________________________
def getAthenaFolderType(folderDescr):
    type = re.compile(".*<timeStamp>(.*)</timeStamp>.*").search(folderDescr)
    if not type:
        raise Exception("No folder type info found in \'%s\'" % folderDescr)
    return type.groups()[0]
 
#
#______________________________________________________________________
def openDb(db, instance, mode="READONLY", schema="COOLOFL_TILE", sqlfn="tileSqlite.db"):
    """
    Opens a COOL db connection.
    - db:       The DB type. The following names are recognized:
                    * SQLITE: Opens file mentioned in sqlfn parameter
                    * ORACLE or FRONTIER: Opens ORACLE DB, forces READONLY
    - instance: One of valid instances - CONDBR2 OFLP200 COMP200 CMCP200
    - mode:     Can be READONLY (default), RECREATE or UPDATE
    - schema:   One of valid schemas - COOLONL_CALO COOLOFL_CALO COOLONL_LAR COOLOFL_LAR COOLONL_TILE COOLOFL_TILE
    - sqlfn:    Name of sqlite file if db is SQLITE
    """
    #=== check for valid db names
    if db is not None:
        validDb = ["SQLITE", "ORACLE", "FRONTIER"]
        if db not in validDb:
            raise Exception( "DB not valid: %s, valid DBs are: %s" % (db,validDb) )
        elif db == "ORACLE" or db == "FRONTIER":
            mode = "READONLY"
 
    #=== check for valid instance names
    validInstance = ["COMP200", "CONDBR2", "CMCP200", "OFLP200"]
    if instance not in validInstance:
        raise Exception( "Instance not valid: %s, valid instance are: %s" % (instance,validInstance) )
 
    #=== check for valid schema names
    validSchema = ["COOLONL_TILE","COOLOFL_TILE"]
    if schema not in validSchema:
        raise Exception( "Schema not valid: %s, valid schemas are: %s" % (schema,validSchema) )
 
    #=== construct connection string
    connStr = ""
    if db=='SQLITE':
        if mode=="READONLY" and not os.path.exists(sqlfn):
            raise Exception( "Sqlite file %s does not exist" % (sqlfn) )
        if (mode=="RECREATE" or mode=="UPDATE") and not os.path.exists(os.path.dirname(sqlfn)):
            dirn=os.path.dirname(sqlfn)
            if dirn:
                os.makedirs(dirn)
        connStr="sqlite://X;schema=%s;dbname=%s" % (sqlfn,instance)
    elif db=='FRONTIER':
        connStr='frontier://ATLF/()/;schema=ATLAS_%s;dbname=%s' % (schema,instance)
    elif db=='ORACLE':
        connStr='oracle://%s;schema=ATLAS_%s;dbname=%s' % ('ATLAS_COOLPROD',schema,instance)
    else:
        connStr=schema+'/'+instance
 
    return openDbConn(connStr, mode)
 
#
#______________________________________________________________________
def openDbConn(connStr, mode="READONLY"):
    """
    Opens a COOL db connection.
    - connStr: The DB connection string
    - mode:    Can be READONLY (default), RECREATE or UPDATE
               or ORACLE or FRONTIER if connStr is only short name of the database
    """
 
    #=== split the name into schema and dbinstance
    splitname=connStr.split('/')
    if (len(splitname)!=2):  # string connection ready to be used as it is
        connStr_new=connStr
    else:                    # construct connection string
        schema=splitname[0]
        instance=splitname[1]
        if mode=="ORACLE":
            connStr_new='oracle://%s;schema=ATLAS_%s;dbname=%s' % ('ATLAS_COOLPROD',schema,instance)
        else:
            connStr_new='frontier://ATLF/()/;schema=ATLAS_%s;dbname=%s' % (schema,instance)
 
    #=== get dbSvc and print header info
    dbSvc = cool.DatabaseSvcFactory.databaseService()
    log.info( "---------------------------------------------------------------------------------" )
    log.info( "-------------------------- TileCalibTools.openDbConn ----------------------------" )
    log.info( "- using COOL version %s", dbSvc.serviceVersion()                                   )
    log.info( "- opening TileDb: %s",connStr_new                                                  )
    log.info( "- mode: %s", mode                                                                  )
    log.info( "---------------------------------------------------------------------------------" )
 
    #=== action depends on mode
    if mode in ["READONLY","ORACLE","FRONTIER","",None]:
        #=== open read only
        try:
            db=dbSvc.openDatabase(connStr_new,True)
        except Exception as e:
            log.debug( e )
            log.critical("Could not connect to %s" % connStr_new )
            return None
        return db
    elif mode=="RECREATE":
        #=== recreating database
        dbSvc.dropDatabase(connStr_new)
        try:
            db = dbSvc.createDatabase(connStr_new)
        except Exception as e:
            log.debug( e )
            log.critical( "Could not create database, giving up..." )
            return None
        return db
    elif mode=="UPDATE":
        #=== update database
        try:
            db=dbSvc.openDatabase(connStr_new,False)
        except Exception as e:
            log.debug( e )
            log.warning( "Could not connect to \'%s\', trying to create it....", connStr_new )
            try:
                db=dbSvc.createDatabase(connStr_new)
            except Exception as e:
                log.debug( e )
                log.critical( "Could not create database, giving up..." )
                return None
        return db
    else:
        log.error("Mode \"%s\" not recognized", mode )
        return None
 
#
#______________________________________________________________________
def coolTimeFromRunLumi(runNum, lbkNum):
    """
    Returns COOL timeStamp build from run and lumi block numbers
    """
    return (int(runNum)<<32) + int(lbkNum)
 
#
#______________________________________________________________________
def decodeTimeString(timeString):
    """
    Retruns UNIX time stamp given an input time string
    """
    return int(time.mktime(time.strptime(timeString,"%Y-%m-%d %H:%M:%S")))
 
#
#______________________________________________________________________
def getCoolValidityKey(pointInTime, isSince=True):
    """
    The interpretation of pointInTime depends on their type:
    - tuple(int,int) : run and lbk number
    - integer        : Values are interpreted as unix time stamps
    - string         : time stamp of format 'yyyy-mm-dd hh:mm:ss'
    """
 
    validityKey = None
 
    #=== string: convert to unix time and treat as latter
    if isinstance(pointInTime, str):
        pointInTime = decodeTimeString(pointInTime)
 
    #=== integer: unix time stamp
    if isinstance(pointInTime, int):
        if pointInTime >=0:
            validityKey = pointInTime * UNIX2COOL
        else:
            if isSince:
                validityKey = int(time.time()) * UNIX2COOL
            else      :
                validityKey = cool.ValidityKeyMax
    #=== run-lumi tuple
    elif isinstance(pointInTime, tuple):
        validityKey = coolTimeFromRunLumi(pointInTime[0],pointInTime[1])
    #=== catch other types
    else:
        raise Exception("Unrecognized pointInTime type=%s" % type(pointInTime))
    return cool.ValidityKey(validityKey)
 
 
#
#____________________________________________________________________
def getFolderTag(db, folderPath, globalTag):
 
    tag=""
    if globalTag.startswith("/") or globalTag.startswith("TileO") or globalTag.startswith("CALO"):
        tag = globalTag
        log.warning("Using tag as-is for folder %s", folderPath)
    elif '/TILE/ONL01' in folderPath:
        log.info("Using empty tag for single-version folder %s", folderPath)
    elif globalTag.startswith(" "):
        log.warning("Using empty tag for folder %s", folderPath)
    elif globalTag=="":
        tag = TileCalibUtils.getFullTag(folderPath, globalTag)
        log.warning("Using tag with empty suffix for folder %s", folderPath)
    else:
        if folderPath.startswith('/CALO'):
            dbname = 'COOLOFL_CALO' if folderPath.startswith('/CALO/Ofl') else 'COOLONL_CALO'
        else:
            dbname ='COOLOFL_TILE'
        schema=dbname+'/CONDBR2'
        if isinstance(db, six.string_types):
            if 'OFLP200' in db or 'MC' in db:
                schema=dbname+'/OFLP200'
                if not globalTag.startswith("OFLCOND"):
                    if globalTag.startswith("RUN"):
                        globalTag='OFLCOND-'+globalTag
                        log.info("Using Simulation global tag \'%s\'", globalTag)
            elif 'COMP200' in db or 'RUN1' in db:
                schema=dbname+'/COMP200'
                if globalTag!='UPD1' and globalTag!='UPD4' and ('UPD1' in globalTag or 'UPD4' in globalTag or 'COND' not in globalTag):
                    log.info("Using suffix \'%s\' as it is", globalTag)
                else:
                    globalTag='COMCOND-BLKPA-RUN1-06'
                    log.info("Using RUN1 global tag \'%s\'", globalTag)
        if schema == dbname+'/CONDBR2':
            if globalTag=='CURRENT' or globalTag=='UPD4' or globalTag=='':
                globalTag=getAliasFromFile('Current')
                log.info("Resolved CURRENT globalTag to \'%s\'", globalTag)
            elif globalTag=='CURRENTES' or globalTag=='UPD1':
                globalTag=getAliasFromFile('CurrentES')
                log.info("Resolved CURRENT ES globalTag to \'%s\'", globalTag)
            elif globalTag=='NEXT':
                globalTag=getAliasFromFile('Next')
                log.info("Resolved NEXT globalTag to \'%s\'", globalTag)
            elif globalTag=='NEXTES':
                globalTag=getAliasFromFile('NextES')
                log.info("Resolved NEXT ES globalTag to \'%s\'", globalTag)
        globalTag=globalTag.replace('*','')
        if 'UPD1' in globalTag or 'UPD4' in globalTag or 'COND' not in globalTag:
            tag = TileCalibUtils.getFullTag(folderPath, globalTag)
            if tag.startswith('Calo'):
                tag='CALO'+tag[4:]
            log.info("Resolved localTag \'%s\' to folderTag \'%s\'", globalTag,tag)
        else:
            if not isinstance(db, six.string_types):
                try:
                    folder = db.getFolder(folderPath)
                    tag = folder.resolveTag(globalTag)
                    log.info("Resolved globalTag \'%s\' to folderTag \'%s\'", globalTag,tag)
                    schema=""
                except Exception as e:
                    log.warning(e)
                    log.warning("Using %s to resolve globalTag",schema)
            if len(schema):
                dbr = openDbConn(schema,'READONLY')
                folder = dbr.getFolder(folderPath)
                tag = folder.resolveTag(globalTag)
                dbr.closeDatabase()
                log.info("Resolved globalTag \'%s\' to folderTag \'%s\'", globalTag,tag)
 
    return tag
 
#
#____________________________________________________________________
def runLumiFromCoolTime(iov):
    return (int(iov >> 32), int(iov & 0xFFFFFFFF))
 
#
#____________________________________________________________________
def copyFolder(dbr, dbw, folder, tagr, tagw, chanNum, pointInTime1, pointInTime2):
 
    log.info("Copy channel %i", chanNum)
 
    folderR = dbr.getFolder(folder)
    folderW = dbw.getFolder(folder)
 
    chansel = cool.ChannelSelection(chanNum)
 
    iov1 = getCoolValidityKey(pointInTime1,False)
    iov2 = getCoolValidityKey(pointInTime2,False)
 
    if tagr=='':
        multiVersion = False
        objs = folderR.browseObjects(iov1,iov2,chansel)
    else:
        multiVersion = True
        objs = folderR.browseObjects(iov1,iov2,chansel,tagr)
    while objs.goToNext():
        obj=objs.currentRef()
        sinceCool=obj.since()
        if sinceCool < iov1:
            sinceCool = iov1
        untilCool=obj.until()
        data=obj.payload()
        sinceTup = runLumiFromCoolTime(sinceCool)
        untilTup = runLumiFromCoolTime(untilCool)
        log.debug("Copy entry: [%i,%i] - [%i,%i]: %s", sinceTup[0],sinceTup[1],untilTup[0],untilTup[1], data)
        folderW.storeObject(sinceCool, untilCool, data, chanNum, tagw, multiVersion)
 
 
 
#======================================================================
#===
#=== TileBlobWriter
#===
#======================================================================
 
#
#______________________________________________________________________
class TileBlobWriter(TileCalibLogger):
    """
    TileCalibBlobWriterBase is a helper class, managing the details of
    COOL interactions for the user of TileCalibBlobs.
    """
 
    #____________________________________________________________________
    def __init__(self, db, folderPath, calibDrawerType,
                 isMultiVersionFolder=True, isRunLumiTimeStamp=True):
        """
        Input:
        - db        : db should be an open database connection
        - folderPath: full folder path to create or update
        """
 
        #=== initialize base class
        TileCalibLogger.__init__(self,"TileBlobWriter")
 
        #=== store db
        self.__db  = db
 
        #=== determine folder mode
        folderMode = cool.FolderVersioning.MULTI_VERSION
        if not isMultiVersionFolder:
            folderMode = cool.FolderVersioning.SINGLE_VERSION
 
        #=== determine folder description
        folderDescr = getAthenaFolderDescr("run-lumi")
        if not isRunLumiTimeStamp:
            folderDescr = getAthenaFolderDescr("time")
 
        #=== access folder in db
        try:
            #=== create folder if it does not exist
            if self.__db.existsFolder(folderPath):
                self.__folder = self.__db.getFolder(folderPath)
                #=== check folder mode
                modeInCool = self.__folder.versioningMode()
                if modeInCool!=folderMode:
                    str = "Incompatible folder mode detected, COOL folder has type "
                    if modeInCool==cool.FolderVersioning.MULTI_VERSION:
                        str += "MULTI"
                    else:
                        str += "SINGLE"
                    raise Exception(str)
            else:
                #=== create folder if it does not exist
                payloadSpec = cool.RecordSpecification()
                payloadSpec.extend( 'TileCalibBlob', cool.StorageType.Blob64k )
                folderSpec = cool.FolderSpecification(folderMode, payloadSpec)
                self.__folder = db.createFolder(folderPath, folderSpec, folderDescr, True)
        except Exception as e:
            self.log().critical( e )
            raise
 
        #=== initialize channel dictionaries
        self.__chanDictRecord = {} # <int, cool.Record    >
        self.__chanDictDrawer = {} # <int, TileCalibDrawer>
 
        #=== create default vectors based on calibDrawerType
        self.__calibDrawerType = calibDrawerType
        if   calibDrawerType=='Flt':
            self.__defVec = cppyy.gbl.std.vector('std::vector<float>')()
        elif calibDrawerType=='Bch' or calibDrawerType=='Int':
            self.__defVec = cppyy.gbl.std.vector('std::vector<unsigned int>')()
        else:
            raise Exception("Unknown calibDrawerType: %s" % calibDrawerType)
 
 
    #____________________________________________________________________
    def register(self, since=(MINRUN,MINLBK), until=(MAXRUN,MAXLBK), tag="", option=0):
        """
        Registers the folder in the database.
        - since: lower limit of IOV
        - until: upper limit of IOV
        - tag  : The cool folder tag to write to
 
        The interpretation of the 'since' and 'until' inputs depends on their type:
        - tuple(int,int) : run and lbk number
        - integer        : Values are interpreted as unix time stamps
                           If since<0, current time is assumed
                           If until<0, infinity is assumed
        - string         : time stamp of format 'yyyy-mm-dd hh:mm:ss'
        """
 
        #=== check for inconsistent input
        if type(since)!=type(until):
            raise Exception("Inconsistent types: since=%s, until=%s" % (type(since),type(until)))
 
        #=== write to user tag only if multiversion mode
        userTagOnly = True
        if self.__folder.versioningMode()==cool.FolderVersioning.SINGLE_VERSION:
            userTagOnly = False
            #=== no folder Tag allowed for singleversion
            if tag!="":
                self.log().warning( "Trying to store with tag \"%s\" to SINGLE_VERSION folder", tag )
                self.log().warning( "... resetting tag to \"\"!"                                     )
                tag=""
 
        #=== get IOV limits
        sinceCool = getCoolValidityKey(since, True )
        untilCool = getCoolValidityKey(until, False)
        if untilCool <= sinceCool:
            raise Exception("Until(%i) <= Since(%i)" % (untilCool,sinceCool))
 
        #=== build IOV string
        iovString = ""
        if isinstance(since, tuple):
            iovString = "[%i,%i] - [%i,%i]" % (since[0],since[1],until[0],until[1])
        else:
            sinceInfo = time.localtime( sinceCool//UNIX2COOL )
            untilInfo = time.localtime(min(UNIXTMAX, (untilCool//UNIX2COOL)))
            untilStr = "<infinity>"
            if untilCool<cool.ValidityKeyMax:
                untilStr = time.asctime(untilInfo)
                if (untilCool//UNIX2COOL)>UNIXTMAX:
                    untilStr = " > "+untilStr
            iovString = "[%s] - [%s]" % (time.asctime(sinceInfo), untilStr)
 
        #=== build tag
        folderTag=tag
 
        #=== print info
        comment=self.getComment()
        onlyComment = (option<0)
        noComment = (comment is None) or (comment == "None") or (comment.startswith("None") and comment.endswith("None")) or (option>0)
        self.log().info( "Registering folder %s with tag \"%s\"", self.__folder.fullPath(),folderTag)
        self.log().info( "... with IOV          : %s" , iovString                          )
        if noComment:
            if (option<=0):
                self.log().info( "... WITHOUT comment field" )
        else:
            self.log().info( "... with comment field: \"%s\"", self.getComment()                  )
 
        #=== register all channels by increasing channel number
        if onlyComment:
            chanList = [1000]
        else:
            chanList = sorted(self.__chanDictRecord.keys())
        cnt=0
        for chanNum in chanList:
            if chanNum==1000 and noComment:
                continue
            data = self.__chanDictRecord[chanNum]
            strout = "cool channel=%4i" % chanNum
            self.log().debug("Registering %s %s", strout, data)
            channelId = cool.ChannelId(chanNum)
            self.__folder.storeObject(sinceCool, untilCool, data, channelId, folderTag, userTagOnly)
            cnt+=1
        if noComment:
            self.log().info( "... %d cool channels have been written in total", cnt )
        elif onlyComment:
            self.log().info( "... 1 cool channel with comment field has been written" )
        else:
            self.log().info( "... %d cool channels have been written in total (including comment field)", cnt )
 
    #____________________________________________________________________
    def setComment(self, author, comment=None):
        """
        Sets a general comment in the comment channel.
        """
        try:
            chanNum = TileCalibUtils.getCommentChannel()
            data = self.__chanDictRecord.get(chanNum)
            if not data:
                spec = self.__folder.payloadSpecification()
                data = cool.Record( spec )
                self.__chanDictRecord[chanNum] = data
            blob = data['TileCalibBlob']
            if isinstance(author,tuple) and len(author)==3:
                tm=time.mktime(datetime.datetime.strptime(author[2], "%a %b %d %H:%M:%S %Y").timetuple())
                TileCalibDrawerCmt.getInstance(blob,author[0],author[1],int(tm))
            else:
                TileCalibDrawerCmt.getInstance(blob,author,comment)
        except Exception as e:
            self.log().critical( e )
 
    #____________________________________________________________________
    def getComment(self, split=False):
        """
        Returns the general comment (default if none is set)
        """
        try:
            chanNum = TileCalibUtils.getCommentChannel()
            data = self.__chanDictRecord.get(chanNum)
            if not data:
                return "<No general comment!>"
            blob = data['TileCalibBlob']
            cmt = TileCalibDrawerCmt.getInstance(blob)
            if split:
                return (cmt.getAuthor(),cmt.getComment(),cmt.getDate())
            else:
                return cmt.getFullComment()
        except Exception as e:
            self.log().critical( e )
 
    #____________________________________________________________________
    def getDrawer(self, ros, drawer, calibDrawerTemplate=None):
        """
        Returns a TileCalibDrawer object of requested type
        for the given ROS and drawer.
        """
        try:
 
            #=== check for already initialized calibDrawers
            chanNum = TileCalibUtils.getDrawerIdx(ros,drawer)
            calibDrawer = self.__chanDictDrawer.get(chanNum,None)
 
            #=== initialize new calibDrawer if needed
            if not calibDrawer:
 
                #=== create new blob
                spec = self.__folder.payloadSpecification()
                data = cool.Record( spec )
                self.__chanDictRecord[chanNum] = data
                blob = data['TileCalibBlob']
 
                #=== Create calibDrawer based on requested calibDrawerType
                if   self.__calibDrawerType=='Flt':
                    calibDrawer = TileCalibDrawerFlt.getInstance(blob,self.__defVec,0,0)
                elif self.__calibDrawerType=='Int':
                    calibDrawer = TileCalibDrawerInt.getInstance(blob,self.__defVec,0,0)
                elif self.__calibDrawerType=='Bch':
                    calibDrawer = TileCalibDrawerBch.getInstance(blob,self.__defVec,0,0)
                else:
                    raise Exception( "Invalid blob type requested: %s" % type )
 
            #=== clone if requested
            if calibDrawerTemplate:
                calibDrawer.clone(calibDrawerTemplate)
 
            #=== put updated calibDrawer in dictionary and return
            self.__chanDictDrawer[chanNum] = calibDrawer
            return calibDrawer
 
        except Exception as e:
            self.log().critical( e )
            return None
 
    #____________________________________________________________________
    def zeroBlob(self, ros, drawer):
        """
        Resets blob size to zero
        """
        try:
            chanNum = TileCalibUtils.getDrawerIdx(ros,drawer)
            data = self.__chanDictRecord.get(chanNum)
            if not data:
                spec = self.__folder.payloadSpecification()
                data = cool.Record( spec )
                self.__chanDictRecord[chanNum] = data
            blob = data['TileCalibBlob']
            blob.resize(0)
        except Exception as e:
            self.log().critical( e )
            return None
 
 
 
#======================================================================
#===
#=== TileBlobReader
#===
#======================================================================
 
#
#______________________________________________________________________
class TileBlobReader(TileCalibLogger):
    """
    TileCalibBlobReader is a helper class, managing the details of COOL interactions for
    the user of TileCalibBlobs.
    """
 
    #____________________________________________________________________
    def __init__(self, db, folder, tag=""):
        """
        Input:
        - db    : db should be an open database connection
        - folder: full folder path
        - tag   : The folder tag, e.g. \"000-00\"
        """
        #=== initialize base class
        TileCalibLogger.__init__(self,"TileBlobReader")
 
        #=== try to open db
        try:
            self.__db  = db                             # CoraCoolDatabase
            self.__folder = self.__db.getFolder(folder) # CoraCoolFolder
        except Exception as e:
            self.log().critical( e )
            raise
 
        #=== determine if "run-lumi" or "time" folder
        validFolderTypes = ("run-lumi","time")
        folderDescr = self.__folder.description()
        self.__folderType = getAthenaFolderType(folderDescr)
        if self.__folderType not in validFolderTypes:
            raise Exception("Invalid folder type found: \'%s\'" % self.__folderType)
 
        #=== use camelized full folder path only if tag is given
        self.__tag = tag
 
        #=== initialize dictionary to keep reference to DB object of given ros/drawer
        #=== and timestamp, so they do not go out of scope
        self.__objDict = {}
 
    #____________________________________________________________________
    def getComment(self, pointInTime, split=False):
        """
        Returns the general comment (default if none is set)
        """
        validityKey = getCoolValidityKey(pointInTime)
        try:
            chanNum = TileCalibUtils.getCommentChannel()
            obj = self.__folder.findObject(validityKey, chanNum, self.__tag)
            self.log().debug("getComment:Fetching from DB: %s", obj)
            blob = obj.payload()[0]
            cmt = TileCalibDrawerCmt.getInstance(blob)
            if split:
                return (cmt.getAuthor(),cmt.getComment(),cmt.getDate())
            else:
                return cmt.getFullComment()
        except Exception:
            return "<no comment found>"
 
    #____________________________________________________________________
    def getDefault(self, ros, drawer):
        """
        Returns a default drawer number (among first 20 COOL channels) for any drawer in any partition
        """
        if ros==0:
            if drawer<=4 or drawer==12 or drawer>=20:
                drawer1=0
            elif drawer<12:
                drawer1=4
            else:
                drawer1=12
        elif ros==1 or ros==2:
            drawer1=4
        elif ros==3:
            OffsetEBA = [ 0, 0, 0, 0, 0, 0, 3, 2, #// Merged E+1: EBA07; Outer MBTS: EBA08
                          0, 0, 0, 0, 7, 6, 5, 7, #// D+4: EBA13, EBA16; Special D+4: EBA14; Special D+40: EBA15
                          7, 6, 6, 7, 0, 0, 0, 2, #// D+4: EBA17, EBA20; Special D+4: EBA18, EBA19; Outer MBTS: EBA24
                          3, 0, 0, 0, 0, 0, 0, 0, #// Merged E+1:  EBA25
                          0, 0, 0, 0, 0, 0, 1, 1, #// Inner MBTS + special C+10: EBA39, EBA40
                          1, 1, 2, 3, 0, 0, 0, 0, #// Inner MBTS + special C+10: EBA41, EBA42; Outer MBTS: EBA43; Merged E+1: EBA44
                          0, 0, 0, 0, 3, 2, 1, 1, #// Merged E+1: EBA53; Outer MBTS: EBA54; Inner MBTS + special C+10: EBA55, EBA56
                          1, 1, 0, 0, 0, 0, 0, 0] #// Inner MBTS + special C+10: EBA57, EBA58
            drawer1 = 12 + OffsetEBA[drawer]
        elif ros==4:
            OffsetEBC = [ 0, 0, 0, 0, 0, 0, 3, 2, #// Merged E-1: EBC07; Outer MBTS: EBC08
                          0, 0, 0, 0, 7, 6, 6, 7, # // D-4: EBC13, EBC16; Special D-4: EBC14, EBC15;
                          7, 5, 6, 7, 0, 0, 0, 2, #// D-4: EBC17, EBC20; Special D-40 EBC18; Special D-4: EBC19; Outer MBTS: EBC24
                          3, 0, 0, 3, 4, 0, 3, 4, #// Merged E-1:  EBC25, EBC28, EBC31; E-4': EBC29, EBC32
                          0, 4, 3, 0, 4, 3, 1, 1, #// E-4': EBC34, EBC37; Merged E-1: EBC35, EBC38; Inner MBTS + special C-10: EBC39, EBC40
                          1, 1, 2, 3, 0, 0, 0, 0, #// Inner MBTS + special C-10: EBC41, EBC42; Outer MBTS: EBC43; Merged E-1: EBC44
                          0, 0, 0, 0, 3, 2, 1, 1, #// Merged E-1: EBC53; Outer MBTS: EBC54; Inner MBTS + special C-10: EBC55, EBC56
                          1, 1, 0, 0, 0, 0, 0, 0] #// Inner MBTS + special C-10: EBC57, EBC58
            drawer1 = 12 + OffsetEBC[drawer]
        else:
            drawer1=0
 
        return (0,drawer1)
 
    #____________________________________________________________________
    def getDrawer(self, ros, drawer, pointInTime, printError=True, useDefault=True):
        """
        Returns a TileCalibDrawer object for the given ROS and drawer.
        """
 
        validityKey = getCoolValidityKey(pointInTime)
        self.log().debug("Validity key is %s", validityKey)
        try:
            calibDrawer = None
            #=== Have we retrieved data previously?
            key = (ros,drawer,validityKey)
            obj = self.__objDict.get(key)
            #=== ... if not, get it from DB
            if not obj:
                chanNum = TileCalibUtils.getDrawerIdx(ros,drawer)
                obj = self.__folder.findObject(validityKey, chanNum, self.__tag)
                self.log().debug("Fetching from DB: %s", obj)
                blob = obj.payload()[0]
                self.log().debug("blob size: %d", blob.size())
                #=== default policy
                if not useDefault and blob.size()==0:
                    return 0
                while blob.size()==0:
                    #=== no default at all?
                    if ros==0 and drawer==0:
                        raise Exception('No default available')
                    #=== follow default policy
                    ros,drawer = self.getDefault(ros,drawer)
                    chanNum = TileCalibUtils.getDrawerIdx(ros,drawer)
                    obj = self.__folder.findObject(validityKey, chanNum, self.__tag)
                    blob = obj.payload()[0]
                #=== store object in dictionary
                self.__objDict[key] = obj
            #=== get blob
            blob = obj.payload()[0]
            self.log().debug("blob size: %d", blob.size())
 
            #=== create calibDrawer depending on type
            calibDrawer = TileCalibDrawerCmt.getInstance(blob)
            typeName =    TileCalibType.getClassName(calibDrawer.getObjType())
            del calibDrawer
            if   typeName=='TileCalibDrawerFlt':
                calibDrawer = TileCalibDrawerFlt.getInstance(blob)
                self.log().debug( "typeName = Flt " )
            elif typeName=='TileCalibDrawerInt':
                calibDrawer = TileCalibDrawerInt.getInstance(blob)
                self.log().debug( "typeName = Int " )
            elif typeName=='TileCalibDrawerBch':
                calibDrawer = TileCalibDrawerBch.getInstance(blob)
                self.log().debug( "typeName = Bch " )
            elif typeName=='TileCalibDrawerOfc':
                calibDrawer = TileCalibDrawerOfc.getInstance(blob)
                self.log().debug( "typeName = Ofc " )
            else:
                raise Exception( "Invalid blob type requested: %s" % typeName )
            return calibDrawer
        except Exception as e:
            if printError:
                self.log().error("TileCalibTools.getDrawer(): Fetching of ros=%i, drawer=%i failed with exception %s", ros,drawer,e)
            return None
 
    #____________________________________________________________________
    def getDefaultDrawer(self, ros, drawer, pointInTime, printError=True):
        """
        Returns a TileCalibDrawer object for the given ROS and drawer.
        """
 
        validityKey = getCoolValidityKey(pointInTime)
        self.log().debug("Validity key is %s", validityKey)
        try:
            calibDrawer = None
            #=== Have we retrieved data previously?
            key = (ros,drawer,validityKey)
            obj = self.__objDict.get(key)
            #=== ... if not, get it from DB
            if not obj:
                chanNum = TileCalibUtils.getDrawerIdx(ros,drawer)
                obj = self.__folder.findObject(validityKey, chanNum, self.__tag)
                self.log().debug("Fetching from DB: %s", obj)
                blob = obj.payload()[0]
                self.log().debug("blob size: %d", blob.size())
                #=== default policy
                while blob.size()==0:
                    #=== no default at all?
                    if ros==0 and drawer==0:
                        raise Exception('No default available')
                    #=== follow default policy
                    ros,drawer = self.getDefault(ros,drawer)
                    chanNum = TileCalibUtils.getDrawerIdx(ros,drawer)
                    obj = self.__folder.findObject(validityKey, chanNum, self.__tag)
                    blob = obj.payload()[0]
                #=== store object in dictionary
                self.__objDict[key] = obj
            #=== get blob
            blob = obj.payload()[0]
            self.log().debug("blob size: %d", blob.size())
 
            #=== create calibDrawer depending on type
            calibDrawer = TileCalibDrawerCmt.getInstance(blob)
            typeName =    TileCalibType.getClassName(calibDrawer.getObjType())
            del calibDrawer
            if   typeName=='TileCalibDrawerFlt':
                calibDrawer = TileCalibDrawerFlt.getInstance(blob)
                self.log().debug( "typeName = Flt " )
            elif typeName=='TileCalibDrawerInt':
                calibDrawer = TileCalibDrawerInt.getInstance(blob)
                self.log().debug( "typeName = Int " )
            elif typeName=='TileCalibDrawerBch':
                calibDrawer = TileCalibDrawerBch.getInstance(blob)
                self.log().debug( "typeName = Bch " )
            elif typeName=='TileCalibDrawerOfc':
                calibDrawer = TileCalibDrawerOfc.getInstance(blob)
                self.log().debug( "typeName = Ofc " )
            else:
                raise Exception( "Invalid blob type requested: %s" % typeName )
            return calibDrawer
        except Exception as e:
            if printError:
                self.log().error("TileCalibTools.getDefaultDrawer(): Fetching of ros=%i, drawer=%i failed with exception %s", ros,drawer,e)
            return None
 
    #____________________________________________________________________
    def getDBobjsWithinRange(self, ros, drawer, point1inTime=(0,0), point2inTime=(2147483647,4294967295), printError=True):
        """
        Returns all DB objects for the given ROS and drawer, within given validity range -- default: [0-Infty)
        Check getBlobsWithinRange for an example on how to loop over objects and check validity ranges.
        """
 
        validityKey1 = getCoolValidityKey(point1inTime,True)
        validityKey2 = getCoolValidityKey(point2inTime,False)
 
        #print "Validity keys range is %s - %s" % (validityKey1, validityKey2)
        self.log().debug("Validity key range is %s - %s", validityKey1,validityKey2)
 
        objs = None
        try:
            dbChanNum = drawer if ros<0 else TileCalibUtils.getDrawerIdx(ros,drawer)
            dbChanSel = cool.ChannelSelection(dbChanNum)
            #self.log().debug("Fetching blobs from DB: %s" % obj)
            objs = self.__folder.browseObjects(validityKey1,validityKey2,dbChanSel,self.__tag)
        except Exception as e:
            if printError:
                self.log().error("TileCalibTools.getDBobjsWithinRange(): Fetching of ros=%i, drawer=%i failed with exception %s", ros,drawer,e)
 
        return objs
 
    #____________________________________________________________________
    def getIOVsWithinRange(self, ros, drawer, point1inTime=(0,0), point2inTime=(2147483647,4294967295), printError=True):
        """
        Returns list of IOVS for the given ROS and drawer, within given validity range -- default: [0-Infty)
        """
        iovs=[]
        dbobjs = self.getDBobjsWithinRange(ros,drawer,point1inTime, point2inTime, printError)
        if (dbobjs is None):
            log.warning( "Warning: can not read IOVs for ros %d drawer %d from input DB file", ros,drawer )
        else:
            while dbobjs.goToNext():
                obj = dbobjs.currentRef()
                objsince = obj.since()
                sinceRun = objsince >> 32
                sinceLum = objsince & 0xFFFFFFFF
                since    = (sinceRun, sinceLum)
                iovs.append(since)
        return iovs
 
    #____________________________________________________________________
    def getBlobsWithinRange(self, ros, drawer, point1inTime=(0,0), point2inTime=(2147483647,4294967295)):
        """
        Returns all blob objects for the given ROS and drawer, within given validity range -- default: [0-Infty)
        Note: the blobs don't contain validity range info.  Check method getDBobjsWithinRange()
        """
 
        validityKey1 = getCoolValidityKey(point1inTime,True)
        validityKey2 = getCoolValidityKey(point2inTime,False)
 
        print ("Validity keys range is %s - %s" % (validityKey1, validityKey2))
        self.log().debug("Validity key range is %s - %s", validityKey1,validityKey2)
 
        objs = self.getDBobjsWithinRange(self, ros, drawer, point1inTime, point2inTime)
 
        #-- Loop over objs to extract blobs
        blobs = []
        calibDrawer = None
        while objs.goToNext():
            obj=objs.currentRef()
            sinceCool=obj.since()
            if sinceCool < validityKey1:
                sinceCool = validityKey1
            untilCool=obj.until()
            blob = obj.payload()[0]
            print ("[%d,%d)-[%d,%d) - %s" % ((sinceCool>>32),(sinceCool&0xFFFFFFFF),(untilCool>>32),(untilCool&0xFFFFFFFF),blob))
            self.log().debug("blob size: %d", blob.size())
 
            #=== default policy
            while blob.size()==0:
                #=== no default at all?
                if ros==0 and drawer==0:
                    raise Exception('No default available')
                #=== follow default policy
                ros,drawer = self.getDefault(ros,drawer)
                chanNum = TileCalibUtils.getDrawerIdx(ros,drawer)
                obj = self.__folder.findObject(sinceCool, chanNum, self.__tag)
                blob = obj.payload()[0]
                self.log().debug("blob size: 0 --> default: %d", blob.size())
 
            #=== store object in dictionary
            self.__objDict[sinceCool] = obj
 
            #=== create calibDrawer depending on type
            calibDrawer = TileCalibDrawerCmt.getInstance(blob)
            typeName =    TileCalibType.getClassName(calibDrawer.getObjType())
            del calibDrawer
            if   typeName=='TileCalibDrawerFlt':
                calibDrawer = TileCalibDrawerFlt.getInstance(blob)
                self.log().debug( "typeName = Flt " )
            elif typeName=='TileCalibDrawerInt':
                calibDrawer = TileCalibDrawerInt.getInstance(blob)
                self.log().debug( "typeName = Int " )
            elif typeName=='TileCalibDrawerBch':
                calibDrawer = TileCalibDrawerBch.getInstance(blob)
                self.log().debug( "typeName = Bch " )
            elif typeName=='TileCalibDrawerOfc':
                calibDrawer = TileCalibDrawerOfc.getInstance(blob)
                self.log().debug( "typeName = Ofc " )
            else:
                raise Exception( "Invalid blob type requested: %s" % typeName )
 
            blobs.append( calibDrawer )
 
        return blobs
 
    #____________________________________________________________________
    def folderIsMultiVersion(self):
        """
        Returns true if MultiVersion folder is connected
        """
        if self.__folder.versioningMode()==cool.FolderVersioning.MULTI_VERSION:
            return True
        else:
            return False
 
 
#======================================================================
#===
#=== TileASCIIParser
#===
#======================================================================
 
#
#______________________________________________________________________
class TileASCIIParser(TileCalibLogger):
    """
    This is a class capable of parsing TileCal conditions data stored in
    ASCII files. Both the single and multi-line formats are supported.
    """
 
    #____________________________________________________________________
    def __init__(self, fileName, calibId, isSingleLineFormat=True):
        """
        Input:
        - fileName          : input file name
        - isSingleLineFormat: if False, multi line format is assumed
        """
 
        TileCalibLogger.__init__(self,"TileASCIIParser")
        self.__dataDict = {}
        try:
            lines = open(fileName,"r").readlines()
        except Exception as e:
            self.log().error( "TileCalibASCIIParser::ERROR: Problem opening input file:" )
            self.log().error( e )
            return
 
        for line in lines:
            fields = line.strip().split()
            #=== ignore empty and comment lines
            if not len(fields)          :
                continue
            if fields[0].startswith("#"):
                continue
 
            #=== read in fields
            type = fields[0]
            frag = fields[1]
            chan = fields[2]
            data = fields[3:]
            if not isSingleLineFormat:
                raise Exception("Multiline format not implemented yet")
 
            #=== check for correct calibId
            if type!=calibId:
                raise Exception("%s is not calibId=%s" % (type,calibId))
 
            #=== decode fragment
            if not (frag.startswith('0x') or frag.startswith('-0x') or frag.startswith('h_')):
                raise Exception("Misformated fragment %s" % frag)
            if frag.startswith('0x') or frag.startswith('-0x'):
                frg = int(frag,16)
                ros = frg>>8
                if frg<0:
                    mod = (-frg)&255
                else:
                    mod = frg&255
                chn = int(chan)
            elif frag.startswith('h_'):
                part_dict = {'LBA':1,'LBC':2,'EBA':3,'EBC':4}
                partname = str(frag[2:5])
                ros=part_dict[partname]
                mod = int(frag[5:])-1
                if (chan.startswith('ch')):
                    chn = int(chan[2:])
                else:
                    pmt = int (chan)
                    chn=self.PMT2channel(ros,mod,pmt)
 
            #=== fill dictionary
            dictKey = (ros,mod,chn)
            self.__dataDict[dictKey] = data
 
    #____________________________________________________________________
    def getData(self, ros, drawer, channel):
        dictKey = (int(ros), int(drawer), int(channel))
        data = self.__dataDict.get(dictKey,[])
        return data
 
    #____________________________________________________________________
    def getDict(self):
        import copy
        return copy.deepcopy(self.__dataDict)
 
    #____________________________________________________________________
    def PMT2channel(self,ros,drawer,pmt):
        "Reorder the PMTs (SV: how to get that from region.py???)"
        "This takes ros [1-4], drawer [0-63], pmt [1-48]"
 
        PMT2chan_Special={1:0,2:1,3:2,4:3,5:4,6:5,7:6,8:7,9:8,10:9,
                      11:10,12:11,13:12,14:13,15:14,16:15,17:16,18:17, 19:18, 20:19,
                      21:20,22:21,23:22,24:23,27:24,26:25,25:26,31:27,32:28,28:29,
                      33:30,29:31,30:32,36:33,35:34,34:35,44:36,38:37,37:38,43:39,42:40,
                      41:41,45:42,39:43,40:44,48:45,47:46,46:47}
 
 
        PMT2chan_LB={1:0,2:1,3:2,4:3,5:4,6:5,7:6,8:7,9:8,10:9,
                     11:10,12:11,13:12,14:13,15:14,16:15,17:16,18:17,19:18,20:19,
                     21:20,22:21,23:22,24:23,27:24,26:25,25:26,30:27,29:28,28:29,
                     33:30,32:31,31:32,36:33,35:34,34:35,39:36,38:37,37:38,42:39,41:40,
                     40:41,45:42,44:43,43:44,48:45,47:46,46:47}
 
 
        PMT2chan_EB={1:0,2:1,3:2,4:3,5:4,6:5,7:6,8:7,9:8,10:9,
                     11:10,12:11,13:12,14:13,15:14,16:15,17:16,18:17,19:18,20:19,
                     21:20,22:21,23:22,24:23,25:24,26:25,27:26,28:27,31:28,32:29,
                     33:30,29:31,30:32,35:33,36:34,34:35,44:36,38:37,37:38,43:39,42:40,
                     41:41,39:42,40:43,45:44,46:45,47:46,48:47}
 
        if ros <= 2:
            chan = PMT2chan_LB[pmt]
        elif (ros == 3 and drawer == 14) or (ros == 4 and drawer == 17):
            chan = PMT2chan_Special[pmt]
        else:
            chan = PMT2chan_EB[pmt]
 
        return chan
 
#======================================================================
#===
#=== TileASCIIParser2
#===
#======================================================================
 
#
#______________________________________________________________________
class TileASCIIParser2(TileCalibLogger):
    """
    This is a class capable of parsing TileCal conditions data stored in
    ASCII files. This version of parser can be used when mutiple IOVs are
    given in the file. First column is (run,lumi) pair in this case
    """
 
    #____________________________________________________________________
    def __init__(self, fileName, calibId="", readGain=True):
        """
        Input:
        - fileName          : input file name
        - calibId           : like Ped, Las, ... or (r,l) or (run,lumi) but can be empty string as well
        - readGain          : if False, no gain field in input file
        """
 
        TileCalibLogger.__init__(self,"TileASCIIParser2")
        self.__dataDict = {}
        self.__manyIOVs = (calibId=="(run,lumi)" or calibId=="(r,l)" )
        self.__readGain = readGain
        iov=(0,0)
        gain=-1
 
        try:
            lines = open(fileName,"r").readlines()
        except Exception as e:
            self.log().error( "TileCalibASCIIParser2::ERROR: Problem opening input file:" )
            self.log().error( e )
            return
 
        self.log().info("Parsing file %s",fileName)
        if len(calibId)>0:
            self.log().info("Looking for prefix %s",calibId)
 
        for line in lines:
            fields = line.strip().split()
            #=== ignore empty and comment lines
            if not len(fields)          :
                continue
            if fields[0].startswith("#"):
                continue
 
            #=== read in fields
            if len(calibId)>0:
                pref = fields[0]
                frag = fields[1]
                chan = fields[2]
                if str(chan)[0:2].lower() == "pm":
                    chan = self.PMT2channel(frag,fields.pop(2))
                if readGain:
                    gain = fields[3]
                    data = fields[4:]
                else:
                    data = fields[3:]
 
                #=== check for correct calibId
                if self.__manyIOVs:
                    iov=tuple(int(i) for i in pref[1:-1].split(","))
                    if len(iov)!=2 or pref[0]!="(" or pref[-1]!=")":
                        raise Exception("%s is not %s IOV" % (pref,calibId))
                elif pref!=calibId:
                    raise Exception("%s is not calibId=%s" % (pref,calibId))
            else:
                frag = fields[0]
                chan = fields[1]
                if str(chan)[0:2].lower() == "pm":
                    chan = self.PMT2channel(frag,fields.pop(2))
                if readGain:
                    gain  = fields[2]
                    data = fields[3:]
                else:
                    data = fields[2:]
 
            #=== decode fragment
            if frag.startswith('0x') or frag.startswith('-0x'):
                frg = int(frag,16)
                ros = frg>>8
                if frg<0:
                    mod = (-frg)&255
                else:
                    mod = frg&255
            elif (frag.startswith("AUX") or
                  frag.startswith("LBA") or
                  frag.startswith("LBC") or
                  frag.startswith("EBA") or
                  frag.startswith("EBC") or
                  frag.startswith("ALL") or
                  frag.startswith("XXX") ):
                part_dict = {'AUX':0,'LBA':1,'LBC':2,'EBA':3,'EBC':4,'ALL':5,'XXX':-1}
                partname = str(frag[0:3])
                ros=part_dict[partname]
                mod = int(frag[3:])-1
            else:
                raise Exception("Unknown fragment %s" % frag)
 
            chn = int(chan)
            adc = int(gain)
 
            #=== fill dictionary
            if ros<0:
                rosmin=0
                rosmax=5
            elif ros>=5:
                rosmin=1
                rosmax=5
            else:
                rosmin=ros
                rosmax=ros+1
 
            if mod<0 or mod>=64:
                modmin=0
                modmax=64
            else:
                modmin=mod
                modmax=mod+1
 
            allchannels=True
            if chn<-2:
                chnmin=0
                chnmax=-chn
            elif chn<0:
                chnmin=0
                chnmax=48
                allchannels=(chn==-1) # if chn=-2 only connected channels will be updated
            else:
                chnmin=chn
                chnmax=chn+1
 
            if adc<-1:
                adcmin=0
                adcmax=-adc
            elif adc<0:
                adcmin=0
                adcmax=2
            else:
                adcmin=adc
                adcmax=adc+1
 
            for ros in range(rosmin,rosmax):
                for mod in range(modmin,modmax):
                    for chn in range(chnmin,chnmax):
                        if allchannels or self.channel2PMT(ros,mod,chn)>0:
                            for adc in range (adcmin,adcmax):
                                dictKey = (ros,mod,chn,adc)
                                if self.__manyIOVs:
                                    if dictKey in self.__dataDict:
                                        self.__dataDict[dictKey] += [(iov,data)]
                                    else:
                                        self.__dataDict[dictKey] = [(iov,data)]
                                else:
                                    self.__dataDict[dictKey] = data
 
    #____________________________________________________________________
    def getData(self, ros, drawer, channel, adc, iov=(MAXRUN,MAXLBK)):
        dictKey = (int(ros), int(drawer), int(channel), int(adc))
        data = self.__dataDict.get(dictKey,[])
        if self.__manyIOVs and len(data)>0:
            before= [i for i in sorted(data) if i[0] <= iov ]
            if len(before)>0:
                data = before[-1][1]
            else:
                data = []
        return data
 
    #____________________________________________________________________
    def getDict(self):
        import copy
        return copy.deepcopy(self.__dataDict)
 
    #____________________________________________________________________
    def channel2PMT(self,ros,drawer,chan):
        "Convert channel numbet to PMT number, negative for disconnected channels"
        "This takes ros [1-4], drawer [0-63], chan [0-47]"
 
        chan2PMT_LB=[  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12,
                      13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24,
                      27, 26, 25, 30, 29, 28,-33,-32, 31, 36, 35, 34,
                      39, 38, 37, 42, 41, 40, 45,-44, 43, 48, 47, 46 ]
 
        chan2PMT_EB=[  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12,
                      13, 14, 15, 16, 17, 18,-19,-20, 21, 22, 23, 24,
                     -27,-26,-25,-31,-32,-28, 33, 29, 30,-36,-35, 34,
                      44, 38, 37, 43, 42, 41,-45,-39,-40,-48,-47,-46 ]
 
        chan2PMT_Sp=[ -1, -2, -3, -4,  5,  6,  7,  8,  9, 10, 11, 12, # first 4 do not exist
                      13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, # PMT 19 and 20 exist
                     -27,-26,-25,-31,-32,-28, 33, 29, 30,-36,-35, 34,
                      44, 38, 37, 43, 42, 41,-45,-39,-40,-48,-47,-46 ]
 
        if ros <= 2:
            pmt = chan2PMT_LB[chan]
        elif (ros == 3 and drawer == 14) or (ros == 4 and drawer == 17):
            pmt = chan2PMT_Sp[chan]
        else:
            pmt = chan2PMT_EB[chan]
 
        return pmt
 
    #____________________________________________________________________
    def PMT2channel(self,partition,pmt):
        "Convert PMT number to channel numbet"
        "This takes partition (LBA,LBC,EBA,EBC) and pmt [1-48]"
 
        chan2PMT_LB=[  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12,
                      13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24,
                      27, 26, 25, 30, 29, 28, 33, 32, 31, 36, 35, 34,
                      39, 38, 37, 42, 41, 40, 45, 44, 43, 48, 47, 46 ]
 
        chan2PMT_EB=[  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12,
                      13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24,
                      27, 26, 25, 31, 32, 28, 33, 29, 30, 36, 35, 34,
                      44, 38, 37, 43, 42, 41, 45, 39, 40, 48, 47, 46 ]
 
        chan = -1
        pm=abs(int(pmt))
 
        if pm>0 and pm<=48:
            if str(partition)[0].upper() == "E":
                chan = chan2PMT_EB.index(pm)
            else:
                chan = chan2PMT_LB.index(pm)
 
        return chan
 
#======================================================================
#===
#=== TileASCIIParser3
#===
#======================================================================
 
#______________________________________________________________________
class TileASCIIParser3(TileCalibLogger):
    """
    This is a class capable of parsing TileCal conditions data stored in
    ASCII files.
    """
 
    #____________________________________________________________________
    def __init__(self, fileName, calibId):
        """
        Input:
        - fileName          : input file name
        - calibId           : like Trip, ...
        """
 
        TileCalibLogger.__init__(self,"TileASCIIParser3")
        self.__dataDict = {}
        try:
            lines = open(fileName,"r").readlines()
        except Exception as e:
            self.log().error( "TileCalibASCIIParser3::ERROR: Problem opening input file:" )
            self.log().error( e )
            return
 
        for line in lines:
            fields = line.strip().split()
            #=== ignore empty and comment lines
            if not len(fields)          :
                continue
            if fields[0].startswith("#"):
                continue
 
            #=== read in fields
            type = fields[0]
            frag = fields[1]
            data = fields[2:]
 
            #=== check for correct calibId
            if type != calibId:
                raise Exception("%s is not calibId=%s" % (type, calibId))
 
            #=== decode fragment
            if not (frag.startswith('0x') or frag.startswith('-0x')):
                raise Exception("Misformated fragment %s" % frag)
 
            frg = int(frag,16)
            ros = frg>>8
            if frg<0:
                mod = (-frg)&255
            else:
                mod = frg&255
 
            #=== fill dictionary
            dictKey = (ros, mod)
            self.__dataDict[dictKey] = data
 
    #____________________________________________________________________
    def getData(self, ros, drawer):
        dictKey = (int(ros), int(drawer))
        data = self.__dataDict.get(dictKey,[])
        return data
 
    #____________________________________________________________________
    def getDict(self):
        import copy
        return copy.deepcopy(self.__dataDict)