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Updating programm running on 14 January 2015
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jroIO_base.py
1338 lines | 40.7 KiB | text/x-python | PythonLexer
/ schainpy / model / io / jroIO_base.py
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Daniel Valdez
This is the new organization by packages and scripts for Signal Chain, this version contains new features and bugs fixed until August 2014
 r487 '''
'''
import os
import sys
import glob
import time
import numpy
import fnmatch
import time, datetime
Daniel Valdez
AMISR modules to read hdf5 files and link to SignalChain Objects...
 r491 #import h5py
Daniel Valdez
This is the new organization by packages and scripts for Signal Chain, this version contains new features and bugs fixed until August 2014
 r487 import traceback
#try:
# import pyfits
#except:
# print "pyfits module has not been imported, it should be installed to save files in fits format"
#from jrodata import *
#from jroheaderIO import *
#from jroprocessing import *
#import re
#from xml.etree.ElementTree import Element, SubElement, ElementTree
LOCALTIME = True #-18000
from model.data.jroheaderIO import PROCFLAG, BasicHeader, SystemHeader, RadarControllerHeader, ProcessingHeader
def isNumber(str):
"""
Chequea si el conjunto de caracteres que componen un string puede ser convertidos a un numero.
Excepciones:
Si un determinado string no puede ser convertido a numero
Input:
str, string al cual se le analiza para determinar si convertible a un numero o no
Return:
True : si el string es uno numerico
False : no es un string numerico
"""
try:
float( str )
return True
except:
return False
def isThisFileinRange(filename, startUTSeconds, endUTSeconds):
"""
Esta funcion determina si un archivo de datos se encuentra o no dentro del rango de fecha especificado.
Inputs:
filename : nombre completo del archivo de datos en formato Jicamarca (.r)
startUTSeconds : fecha inicial del rango seleccionado. La fecha esta dada en
segundos contados desde 01/01/1970.
endUTSeconds : fecha final del rango seleccionado. La fecha esta dada en
segundos contados desde 01/01/1970.
Return:
Boolean : Retorna True si el archivo de datos contiene datos en el rango de
fecha especificado, de lo contrario retorna False.
Excepciones:
Si el archivo no existe o no puede ser abierto
Si la cabecera no puede ser leida.
"""
basicHeaderObj = BasicHeader(LOCALTIME)
try:
fp = open(filename,'rb')
except IOError:
traceback.print_exc()
raise IOError, "The file %s can't be opened" %(filename)
sts = basicHeaderObj.read(fp)
fp.close()
if not(sts):
print "Skipping the file %s because it has not a valid header" %(filename)
return 0
if not ((startUTSeconds <= basicHeaderObj.utc) and (endUTSeconds > basicHeaderObj.utc)):
return 0
return 1
def isFileinThisTime(filename, startTime, endTime):
"""
Retorna 1 si el archivo de datos se encuentra dentro del rango de horas especificado.
Inputs:
filename : nombre completo del archivo de datos en formato Jicamarca (.r)
startTime : tiempo inicial del rango seleccionado en formato datetime.time
endTime : tiempo final del rango seleccionado en formato datetime.time
Return:
Boolean : Retorna True si el archivo de datos contiene datos en el rango de
fecha especificado, de lo contrario retorna False.
Excepciones:
Si el archivo no existe o no puede ser abierto
Si la cabecera no puede ser leida.
"""
try:
fp = open(filename,'rb')
except IOError:
traceback.print_exc()
raise IOError, "The file %s can't be opened" %(filename)
basicHeaderObj = BasicHeader(LOCALTIME)
sts = basicHeaderObj.read(fp)
fp.close()
thisDatetime = basicHeaderObj.datatime
thisTime = thisDatetime.time()
if not(sts):
print "Skipping the file %s because it has not a valid header" %(filename)
return None
if not ((startTime <= thisTime) and (endTime > thisTime)):
return None
return thisDatetime
def getFileFromSet(path, ext, set):
validFilelist = []
fileList = os.listdir(path)
# 0 1234 567 89A BCDE
# H YYYY DDD SSS .ext
for thisFile in fileList:
try:
year = int(thisFile[1:5])
doy = int(thisFile[5:8])
except:
continue
if (os.path.splitext(thisFile)[-1].lower() != ext.lower()):
continue
validFilelist.append(thisFile)
myfile = fnmatch.filter(validFilelist,'*%4.4d%3.3d%3.3d*'%(year,doy,set))
if len(myfile)!= 0:
return myfile[0]
else:
filename = '*%4.4d%3.3d%3.3d%s'%(year,doy,set,ext.lower())
print 'the filename %s does not exist'%filename
print '...going to the last file: '
if validFilelist:
validFilelist = sorted( validFilelist, key=str.lower )
return validFilelist[-1]
return None
def getlastFileFromPath(path, ext):
"""
Depura el fileList dejando solo los que cumplan el formato de "PYYYYDDDSSS.ext"
al final de la depuracion devuelve el ultimo file de la lista que quedo.
Input:
fileList : lista conteniendo todos los files (sin path) que componen una determinada carpeta
ext : extension de los files contenidos en una carpeta
Return:
El ultimo file de una determinada carpeta, no se considera el path.
"""
validFilelist = []
fileList = os.listdir(path)
# 0 1234 567 89A BCDE
# H YYYY DDD SSS .ext
for thisFile in fileList:
year = thisFile[1:5]
if not isNumber(year):
continue
doy = thisFile[5:8]
if not isNumber(doy):
continue
year = int(year)
doy = int(doy)
if (os.path.splitext(thisFile)[-1].lower() != ext.lower()):
continue
validFilelist.append(thisFile)
if validFilelist:
validFilelist = sorted( validFilelist, key=str.lower )
return validFilelist[-1]
return None
def checkForRealPath(path, foldercounter, year, doy, set, ext):
"""
Por ser Linux Case Sensitive entonces checkForRealPath encuentra el nombre correcto de un path,
Prueba por varias combinaciones de nombres entre mayusculas y minusculas para determinar
el path exacto de un determinado file.
Example :
nombre correcto del file es .../.../D2009307/P2009307367.ext
Entonces la funcion prueba con las siguientes combinaciones
.../.../y2009307367.ext
.../.../Y2009307367.ext
.../.../x2009307/y2009307367.ext
.../.../x2009307/Y2009307367.ext
.../.../X2009307/y2009307367.ext
.../.../X2009307/Y2009307367.ext
siendo para este caso, la ultima combinacion de letras, identica al file buscado
Return:
Si encuentra la cobinacion adecuada devuelve el path completo y el nombre del file
caso contrario devuelve None como path y el la ultima combinacion de nombre en mayusculas
para el filename
"""
fullfilename = None
find_flag = False
filename = None
prefixDirList = [None,'d','D']
if ext.lower() == ".r": #voltage
prefixFileList = ['d','D']
elif ext.lower() == ".pdata": #spectra
prefixFileList = ['p','P']
else:
return None, filename
#barrido por las combinaciones posibles
for prefixDir in prefixDirList:
thispath = path
if prefixDir != None:
#formo el nombre del directorio xYYYYDDD (x=d o x=D)
if foldercounter == 0:
thispath = os.path.join(path, "%s%04d%03d" % ( prefixDir, year, doy ))
else:
thispath = os.path.join(path, "%s%04d%03d_%02d" % ( prefixDir, year, doy , foldercounter))
for prefixFile in prefixFileList: #barrido por las dos combinaciones posibles de "D"
filename = "%s%04d%03d%03d%s" % ( prefixFile, year, doy, set, ext ) #formo el nombre del file xYYYYDDDSSS.ext
fullfilename = os.path.join( thispath, filename ) #formo el path completo
if os.path.exists( fullfilename ): #verifico que exista
find_flag = True
break
if find_flag:
break
if not(find_flag):
return None, filename
return fullfilename, filename
def isDoyFolder(folder):
try:
year = int(folder[1:5])
except:
return 0
try:
doy = int(folder[5:8])
except:
return 0
return 1
class JRODataIO:
c = 3E8
isConfig = False
basicHeaderObj = None
systemHeaderObj = None
radarControllerHeaderObj = None
processingHeaderObj = None
online = 0
dtype = None
pathList = []
filenameList = []
filename = None
ext = None
flagIsNewFile = 1
flagTimeBlock = 0
flagIsNewBlock = 0
fp = None
firstHeaderSize = 0
basicHeaderSize = 24
versionFile = 1103
fileSize = None
# ippSeconds = None
fileSizeByHeader = None
fileIndex = None
profileIndex = None
blockIndex = None
nTotalBlocks = None
maxTimeStep = 30
lastUTTime = None
datablock = None
dataOut = None
blocksize = None
Miguel Valdez
JRODATA: timeInterval is a property now...
 r527 getByBlock = False
Daniel Valdez
Reading and doing Operation in Blocks to processing radar data from MST_ISR_EEJ Experiment
 r495
Daniel Valdez
This is the new organization by packages and scripts for Signal Chain, this version contains new features and bugs fixed until August 2014
 r487 def __init__(self):
raise ValueError, "Not implemented"
def run(self):
raise ValueError, "Not implemented"
class JRODataReader(JRODataIO):
nReadBlocks = 0
delay = 10 #number of seconds waiting a new file
nTries = 3 #quantity tries
nFiles = 3 #number of files for searching
path = None
foldercounter = 0
flagNoMoreFiles = 0
datetimeList = []
__isFirstTimeOnline = 1
__printInfo = True
profileIndex = None
def __init__(self):
"""
"""
raise ValueError, "This method has not been implemented"
def createObjByDefault(self):
"""
"""
raise ValueError, "This method has not been implemented"
def getBlockDimension(self):
raise ValueError, "No implemented"
def __searchFilesOffLine(self,
path,
startDate,
endDate,
startTime=datetime.time(0,0,0),
endTime=datetime.time(23,59,59),
set=None,
expLabel='',
ext='.r',
walk=True):
pathList = []
if not walk:
#pathList.append(path)
multi_path = path.split(',')
for single_path in multi_path:
pathList.append(single_path)
else:
#dirList = []
multi_path = path.split(',')
for single_path in multi_path:
dirList = []
for thisPath in os.listdir(single_path):
if not os.path.isdir(os.path.join(single_path,thisPath)):
continue
if not isDoyFolder(thisPath):
continue
dirList.append(thisPath)
if not(dirList):
return None, None
thisDate = startDate
while(thisDate <= endDate):
year = thisDate.timetuple().tm_year
doy = thisDate.timetuple().tm_yday
matchlist = fnmatch.filter(dirList, '?' + '%4.4d%3.3d' % (year,doy) + '*')
if len(matchlist) == 0:
thisDate += datetime.timedelta(1)
continue
for match in matchlist:
pathList.append(os.path.join(single_path,match,expLabel))
thisDate += datetime.timedelta(1)
if pathList == []:
print "Any folder was found for the date range: %s-%s" %(startDate, endDate)
return None, None
print "%d folder(s) was(were) found for the date range: %s - %s" %(len(pathList), startDate, endDate)
filenameList = []
datetimeList = []
pathDict = {}
filenameList_to_sort = []
for i in range(len(pathList)):
thisPath = pathList[i]
fileList = glob.glob1(thisPath, "*%s" %ext)
fileList.sort()
pathDict.setdefault(fileList[0])
pathDict[fileList[0]] = i
filenameList_to_sort.append(fileList[0])
filenameList_to_sort.sort()
for file in filenameList_to_sort:
thisPath = pathList[pathDict[file]]
fileList = glob.glob1(thisPath, "*%s" %ext)
fileList.sort()
for file in fileList:
filename = os.path.join(thisPath,file)
thisDatetime = isFileinThisTime(filename, startTime, endTime)
if not(thisDatetime):
continue
filenameList.append(filename)
datetimeList.append(thisDatetime)
if not(filenameList):
print "Any file was found for the time range %s - %s" %(startTime, endTime)
return None, None
print "%d file(s) was(were) found for the time range: %s - %s" %(len(filenameList), startTime, endTime)
print
for i in range(len(filenameList)):
print "%s -> [%s]" %(filenameList[i], datetimeList[i].ctime())
self.filenameList = filenameList
self.datetimeList = datetimeList
return pathList, filenameList
def __searchFilesOnLine(self, path, expLabel = "", ext = None, walk=True, set=None):
"""
Busca el ultimo archivo de la ultima carpeta (determinada o no por startDateTime) y
devuelve el archivo encontrado ademas de otros datos.
Input:
path : carpeta donde estan contenidos los files que contiene data
expLabel : Nombre del subexperimento (subfolder)
ext : extension de los files
walk : Si es habilitado no realiza busquedas dentro de los ubdirectorios (doypath)
Return:
directory : eL directorio donde esta el file encontrado
filename : el ultimo file de una determinada carpeta
year : el anho
doy : el numero de dia del anho
set : el set del archivo
"""
dirList = []
if not walk:
fullpath = path
foldercounter = 0
else:
#Filtra solo los directorios
for thisPath in os.listdir(path):
if not os.path.isdir(os.path.join(path,thisPath)):
continue
if not isDoyFolder(thisPath):
continue
dirList.append(thisPath)
if not(dirList):
return None, None, None, None, None, None
dirList = sorted( dirList, key=str.lower )
doypath = dirList[-1]
foldercounter = int(doypath.split('_')[1]) if len(doypath.split('_'))>1 else 0
fullpath = os.path.join(path, doypath, expLabel)
print "%s folder was found: " %(fullpath )
if set == None:
filename = getlastFileFromPath(fullpath, ext)
else:
filename = getFileFromSet(fullpath, ext, set)
if not(filename):
return None, None, None, None, None, None
print "%s file was found" %(filename)
if not(self.__verifyFile(os.path.join(fullpath, filename))):
return None, None, None, None, None, None
year = int( filename[1:5] )
doy = int( filename[5:8] )
set = int( filename[8:11] )
return fullpath, foldercounter, filename, year, doy, set
def __setNextFileOffline(self):
idFile = self.fileIndex
while (True):
idFile += 1
if not(idFile < len(self.filenameList)):
self.flagNoMoreFiles = 1
print "No more Files"
return 0
filename = self.filenameList[idFile]
if not(self.__verifyFile(filename)):
continue
fileSize = os.path.getsize(filename)
fp = open(filename,'rb')
break
self.flagIsNewFile = 1
self.fileIndex = idFile
self.filename = filename
self.fileSize = fileSize
self.fp = fp
print "Setting the file: %s"%self.filename
return 1
def __setNextFileOnline(self):
"""
Busca el siguiente file que tenga suficiente data para ser leida, dentro de un folder especifico, si
no encuentra un file valido espera un tiempo determinado y luego busca en los posibles n files
siguientes.
Affected:
self.flagIsNewFile
self.filename
self.fileSize
self.fp
self.set
self.flagNoMoreFiles
Return:
0 : si luego de una busqueda del siguiente file valido este no pudo ser encontrado
1 : si el file fue abierto con exito y esta listo a ser leido
Excepciones:
Si un determinado file no puede ser abierto
"""
nFiles = 0
fileOk_flag = False
firstTime_flag = True
self.set += 1
if self.set > 999:
self.set = 0
self.foldercounter += 1
#busca el 1er file disponible
fullfilename, filename = checkForRealPath( self.path, self.foldercounter, self.year, self.doy, self.set, self.ext )
if fullfilename:
if self.__verifyFile(fullfilename, False):
fileOk_flag = True
#si no encuentra un file entonces espera y vuelve a buscar
if not(fileOk_flag):
for nFiles in range(self.nFiles+1): #busco en los siguientes self.nFiles+1 files posibles
if firstTime_flag: #si es la 1era vez entonces hace el for self.nTries veces
tries = self.nTries
else:
tries = 1 #si no es la 1era vez entonces solo lo hace una vez
for nTries in range( tries ):
if firstTime_flag:
print "\tWaiting %0.2f sec for the file \"%s\" , try %03d ..." % ( self.delay, filename, nTries+1 )
time.sleep( self.delay )
else:
print "\tSearching next \"%s%04d%03d%03d%s\" file ..." % (self.optchar, self.year, self.doy, self.set, self.ext)
fullfilename, filename = checkForRealPath( self.path, self.foldercounter, self.year, self.doy, self.set, self.ext )
if fullfilename:
if self.__verifyFile(fullfilename):
fileOk_flag = True
break
if fileOk_flag:
break
firstTime_flag = False
print "\tSkipping the file \"%s\" due to this file doesn't exist" % filename
self.set += 1
if nFiles == (self.nFiles-1): #si no encuentro el file buscado cambio de carpeta y busco en la siguiente carpeta
self.set = 0
self.doy += 1
self.foldercounter = 0
if fileOk_flag:
self.fileSize = os.path.getsize( fullfilename )
self.filename = fullfilename
self.flagIsNewFile = 1
if self.fp != None: self.fp.close()
self.fp = open(fullfilename, 'rb')
self.flagNoMoreFiles = 0
print 'Setting the file: %s' % fullfilename
else:
self.fileSize = 0
self.filename = None
self.flagIsNewFile = 0
self.fp = None
self.flagNoMoreFiles = 1
print 'No more Files'
return fileOk_flag
def setNextFile(self):
if self.fp != None:
self.fp.close()
if self.online:
newFile = self.__setNextFileOnline()
else:
newFile = self.__setNextFileOffline()
if not(newFile):
return 0
self.__readFirstHeader()
self.nReadBlocks = 0
return 1
def __waitNewBlock(self):
"""
Return 1 si se encontro un nuevo bloque de datos, 0 de otra forma.
Si el modo de lectura es OffLine siempre retorn 0
"""
if not self.online:
return 0
if (self.nReadBlocks >= self.processingHeaderObj.dataBlocksPerFile):
return 0
currentPointer = self.fp.tell()
neededSize = self.processingHeaderObj.blockSize + self.basicHeaderSize
for nTries in range( self.nTries ):
self.fp.close()
self.fp = open( self.filename, 'rb' )
self.fp.seek( currentPointer )
self.fileSize = os.path.getsize( self.filename )
currentSize = self.fileSize - currentPointer
if ( currentSize >= neededSize ):
self.basicHeaderObj.read(self.fp)
return 1
if self.fileSize == self.fileSizeByHeader:
# self.flagEoF = True
return 0
print "\tWaiting %0.2f seconds for the next block, try %03d ..." % (self.delay, nTries+1)
time.sleep( self.delay )
return 0
def waitDataBlock(self,pointer_location):
currentPointer = pointer_location
neededSize = self.processingHeaderObj.blockSize #+ self.basicHeaderSize
for nTries in range( self.nTries ):
self.fp.close()
self.fp = open( self.filename, 'rb' )
self.fp.seek( currentPointer )
self.fileSize = os.path.getsize( self.filename )
currentSize = self.fileSize - currentPointer
if ( currentSize >= neededSize ):
return 1
print "\tWaiting %0.2f seconds for the next block, try %03d ..." % (self.delay, nTries+1)
time.sleep( self.delay )
return 0
def __jumpToLastBlock(self):
if not(self.__isFirstTimeOnline):
return
csize = self.fileSize - self.fp.tell()
blocksize = self.processingHeaderObj.blockSize
#salta el primer bloque de datos
if csize > self.processingHeaderObj.blockSize:
self.fp.seek(self.fp.tell() + blocksize)
else:
return
csize = self.fileSize - self.fp.tell()
neededsize = self.processingHeaderObj.blockSize + self.basicHeaderSize
while True:
if self.fp.tell()<self.fileSize:
self.fp.seek(self.fp.tell() + neededsize)
else:
self.fp.seek(self.fp.tell() - neededsize)
break
# csize = self.fileSize - self.fp.tell()
# neededsize = self.processingHeaderObj.blockSize + self.basicHeaderSize
# factor = int(csize/neededsize)
# if factor > 0:
# self.fp.seek(self.fp.tell() + factor*neededsize)
self.flagIsNewFile = 0
self.__isFirstTimeOnline = 0
def __setNewBlock(self):
if self.fp == None:
return 0
if self.online:
self.__jumpToLastBlock()
if self.flagIsNewFile:
return 1
self.lastUTTime = self.basicHeaderObj.utc
currentSize = self.fileSize - self.fp.tell()
neededSize = self.processingHeaderObj.blockSize + self.basicHeaderSize
if (currentSize >= neededSize):
self.basicHeaderObj.read(self.fp)
return 1
if self.__waitNewBlock():
return 1
if not(self.setNextFile()):
return 0
deltaTime = self.basicHeaderObj.utc - self.lastUTTime #
self.flagTimeBlock = 0
if deltaTime > self.maxTimeStep:
self.flagTimeBlock = 1
return 1
def readNextBlock(self):
if not(self.__setNewBlock()):
return 0
if not(self.readBlock()):
return 0
return 1
def __readFirstHeader(self):
self.basicHeaderObj.read(self.fp)
self.systemHeaderObj.read(self.fp)
self.radarControllerHeaderObj.read(self.fp)
self.processingHeaderObj.read(self.fp)
self.firstHeaderSize = self.basicHeaderObj.size
datatype = int(numpy.log2((self.processingHeaderObj.processFlags & PROCFLAG.DATATYPE_MASK))-numpy.log2(PROCFLAG.DATATYPE_CHAR))
if datatype == 0:
datatype_str = numpy.dtype([('real','<i1'),('imag','<i1')])
elif datatype == 1:
datatype_str = numpy.dtype([('real','<i2'),('imag','<i2')])
elif datatype == 2:
datatype_str = numpy.dtype([('real','<i4'),('imag','<i4')])
elif datatype == 3:
datatype_str = numpy.dtype([('real','<i8'),('imag','<i8')])
elif datatype == 4:
datatype_str = numpy.dtype([('real','<f4'),('imag','<f4')])
elif datatype == 5:
datatype_str = numpy.dtype([('real','<f8'),('imag','<f8')])
else:
raise ValueError, 'Data type was not defined'
self.dtype = datatype_str
#self.ippSeconds = 2 * 1000 * self.radarControllerHeaderObj.ipp / self.c
self.fileSizeByHeader = self.processingHeaderObj.dataBlocksPerFile * self.processingHeaderObj.blockSize + self.firstHeaderSize + self.basicHeaderSize*(self.processingHeaderObj.dataBlocksPerFile - 1)
# self.dataOut.channelList = numpy.arange(self.systemHeaderObj.numChannels)
# self.dataOut.channelIndexList = numpy.arange(self.systemHeaderObj.numChannels)
self.getBlockDimension()
def __verifyFile(self, filename, msgFlag=True):
msg = None
try:
fp = open(filename, 'rb')
currentPosition = fp.tell()
except IOError:
traceback.print_exc()
if msgFlag:
print "The file %s can't be opened" % (filename)
return False
neededSize = self.processingHeaderObj.blockSize + self.firstHeaderSize
if neededSize == 0:
basicHeaderObj = BasicHeader(LOCALTIME)
systemHeaderObj = SystemHeader()
radarControllerHeaderObj = RadarControllerHeader()
processingHeaderObj = ProcessingHeader()
try:
if not( basicHeaderObj.read(fp) ): raise IOError
if not( systemHeaderObj.read(fp) ): raise IOError
if not( radarControllerHeaderObj.read(fp) ): raise IOError
if not( processingHeaderObj.read(fp) ): raise IOError
# data_type = int(numpy.log2((processingHeaderObj.processFlags & PROCFLAG.DATATYPE_MASK))-numpy.log2(PROCFLAG.DATATYPE_CHAR))
neededSize = processingHeaderObj.blockSize + basicHeaderObj.size
except IOError:
traceback.print_exc()
if msgFlag:
print "\tThe file %s is empty or it hasn't enough data" % filename
fp.close()
return False
else:
msg = "\tSkipping the file %s due to it hasn't enough data" %filename
fp.close()
fileSize = os.path.getsize(filename)
currentSize = fileSize - currentPosition
if currentSize < neededSize:
if msgFlag and (msg != None):
print msg #print"\tSkipping the file %s due to it hasn't enough data" %filename
return False
return True
def setup(self,
path=None,
startDate=None,
endDate=None,
startTime=datetime.time(0,0,0),
endTime=datetime.time(23,59,59),
set=None,
expLabel = "",
ext = None,
online = False,
delay = 60,
Daniel Valdez
Reading and doing Operation in Blocks to processing radar data from MST_ISR_EEJ Experiment
 r495 walk = True,
getblock = False):
Daniel Valdez
This is the new organization by packages and scripts for Signal Chain, this version contains new features and bugs fixed until August 2014
 r487
if path == None:
raise ValueError, "The path is not valid"
if ext == None:
ext = self.ext
if online:
print "Searching files in online mode..."
for nTries in range( self.nTries ):
fullpath, foldercounter, file, year, doy, set = self.__searchFilesOnLine(path=path, expLabel=expLabel, ext=ext, walk=walk, set=set)
if fullpath:
break
print '\tWaiting %0.2f sec for an valid file in %s: try %02d ...' % (self.delay, path, nTries+1)
time.sleep( self.delay )
if not(fullpath):
print "There 'isn't valied files in %s" % path
return None
self.year = year
self.doy = doy
self.set = set - 1
self.path = path
self.foldercounter = foldercounter
last_set = None
else:
print "Searching files in offline mode ..."
pathList, filenameList = self.__searchFilesOffLine(path, startDate=startDate, endDate=endDate,
startTime=startTime, endTime=endTime,
set=set, expLabel=expLabel, ext=ext,
walk=walk)
if not(pathList):
print "No *%s files into the folder %s \nfor the range: %s - %s"%(ext, path,
datetime.datetime.combine(startDate,startTime).ctime(),
datetime.datetime.combine(endDate,endTime).ctime())
sys.exit(-1)
self.fileIndex = -1
self.pathList = pathList
self.filenameList = filenameList
file_name = os.path.basename(filenameList[-1])
basename, ext = os.path.splitext(file_name)
last_set = int(basename[-3:])
self.online = online
self.delay = delay
ext = ext.lower()
self.ext = ext
Miguel Valdez
JRODATA: timeInterval is a property now...
 r527 self.getByBlock = getblock
Daniel Valdez
This is the new organization by packages and scripts for Signal Chain, this version contains new features and bugs fixed until August 2014
 r487 if not(self.setNextFile()):
if (startDate!=None) and (endDate!=None):
print "No files in range: %s - %s" %(datetime.datetime.combine(startDate,startTime).ctime(), datetime.datetime.combine(endDate,endTime).ctime())
elif startDate != None:
print "No files in range: %s" %(datetime.datetime.combine(startDate,startTime).ctime())
else:
print "No files"
sys.exit(-1)
# self.updateDataHeader()
if last_set != None:
self.dataOut.last_block = last_set * self.processingHeaderObj.dataBlocksPerFile + self.basicHeaderObj.dataBlock
return
def getBasicHeader(self):
self.dataOut.utctime = self.basicHeaderObj.utc + self.basicHeaderObj.miliSecond/1000. + self.profileIndex * self.radarControllerHeaderObj.ippSeconds
self.dataOut.flagTimeBlock = self.flagTimeBlock
self.dataOut.timeZone = self.basicHeaderObj.timeZone
self.dataOut.dstFlag = self.basicHeaderObj.dstFlag
self.dataOut.errorCount = self.basicHeaderObj.errorCount
self.dataOut.useLocalTime = self.basicHeaderObj.useLocalTime
def getFirstHeader(self):
raise ValueError, "This method has not been implemented"
def getData(self):
raise ValueError, "This method has not been implemented"
def hasNotDataInBuffer(self):
raise ValueError, "This method has not been implemented"
def readBlock(self):
raise ValueError, "This method has not been implemented"
def isEndProcess(self):
return self.flagNoMoreFiles
def printReadBlocks(self):
print "Number of read blocks per file %04d" %self.nReadBlocks
def printTotalBlocks(self):
print "Number of read blocks %04d" %self.nTotalBlocks
def printNumberOfBlock(self):
if self.flagIsNewBlock:
print "Block No. %04d, Total blocks %04d -> %s" %(self.basicHeaderObj.dataBlock, self.nTotalBlocks, self.dataOut.datatime.ctime())
self.dataOut.blocknow = self.basicHeaderObj.dataBlock
def printInfo(self):
if self.__printInfo == False:
return
self.basicHeaderObj.printInfo()
self.systemHeaderObj.printInfo()
self.radarControllerHeaderObj.printInfo()
self.processingHeaderObj.printInfo()
self.__printInfo = False
def run(self, **kwargs):
if not(self.isConfig):
# self.dataOut = dataOut
self.setup(**kwargs)
self.isConfig = True
self.getData()
class JRODataWriter(JRODataIO):
"""
Esta clase permite escribir datos a archivos procesados (.r o ,pdata). La escritura
de los datos siempre se realiza por bloques.
"""
blockIndex = 0
path = None
setFile = None
profilesPerBlock = None
blocksPerFile = None
nWriteBlocks = 0
def __init__(self, dataOut=None):
raise ValueError, "Not implemented"
def hasAllDataInBuffer(self):
raise ValueError, "Not implemented"
def setBlockDimension(self):
raise ValueError, "Not implemented"
def writeBlock(self):
raise ValueError, "No implemented"
def putData(self):
raise ValueError, "No implemented"
def setBasicHeader(self):
self.basicHeaderObj.size = self.basicHeaderSize #bytes
self.basicHeaderObj.version = self.versionFile
self.basicHeaderObj.dataBlock = self.nTotalBlocks
utc = numpy.floor(self.dataOut.utctime)
milisecond = (self.dataOut.utctime - utc)* 1000.0
self.basicHeaderObj.utc = utc
self.basicHeaderObj.miliSecond = milisecond
self.basicHeaderObj.timeZone = self.dataOut.timeZone
self.basicHeaderObj.dstFlag = self.dataOut.dstFlag
self.basicHeaderObj.errorCount = self.dataOut.errorCount
def setFirstHeader(self):
"""
Obtiene una copia del First Header
Affected:
self.basicHeaderObj
self.systemHeaderObj
self.radarControllerHeaderObj
self.processingHeaderObj self.
Return:
None
"""
raise ValueError, "No implemented"
def __writeFirstHeader(self):
"""
Escribe el primer header del file es decir el Basic header y el Long header (SystemHeader, RadarControllerHeader, ProcessingHeader)
Affected:
__dataType
Return:
None
"""
# CALCULAR PARAMETROS
sizeLongHeader = self.systemHeaderObj.size + self.radarControllerHeaderObj.size + self.processingHeaderObj.size
self.basicHeaderObj.size = self.basicHeaderSize + sizeLongHeader
self.basicHeaderObj.write(self.fp)
self.systemHeaderObj.write(self.fp)
self.radarControllerHeaderObj.write(self.fp)
self.processingHeaderObj.write(self.fp)
self.dtype = self.dataOut.dtype
def __setNewBlock(self):
"""
Si es un nuevo file escribe el First Header caso contrario escribe solo el Basic Header
Return:
0 : si no pudo escribir nada
1 : Si escribio el Basic el First Header
"""
if self.fp == None:
self.setNextFile()
if self.flagIsNewFile:
return 1
if self.blockIndex < self.processingHeaderObj.dataBlocksPerFile:
self.basicHeaderObj.write(self.fp)
return 1
if not( self.setNextFile() ):
return 0
return 1
def writeNextBlock(self):
"""
Selecciona el bloque siguiente de datos y los escribe en un file
Return:
0 : Si no hizo pudo escribir el bloque de datos
1 : Si no pudo escribir el bloque de datos
"""
if not( self.__setNewBlock() ):
return 0
self.writeBlock()
return 1
def setNextFile(self):
"""
Determina el siguiente file que sera escrito
Affected:
self.filename
self.subfolder
self.fp
self.setFile
self.flagIsNewFile
Return:
0 : Si el archivo no puede ser escrito
1 : Si el archivo esta listo para ser escrito
"""
ext = self.ext
path = self.path
if self.fp != None:
self.fp.close()
timeTuple = time.localtime( self.dataOut.utctime)
subfolder = 'd%4.4d%3.3d' % (timeTuple.tm_year,timeTuple.tm_yday)
fullpath = os.path.join( path, subfolder )
if not( os.path.exists(fullpath) ):
os.mkdir(fullpath)
self.setFile = -1 #inicializo mi contador de seteo
else:
filesList = os.listdir( fullpath )
if len( filesList ) > 0:
filesList = sorted( filesList, key=str.lower )
filen = filesList[-1]
# el filename debera tener el siguiente formato
# 0 1234 567 89A BCDE (hex)
# x YYYY DDD SSS .ext
if isNumber( filen[8:11] ):
self.setFile = int( filen[8:11] ) #inicializo mi contador de seteo al seteo del ultimo file
else:
self.setFile = -1
else:
self.setFile = -1 #inicializo mi contador de seteo
setFile = self.setFile
setFile += 1
file = '%s%4.4d%3.3d%3.3d%s' % (self.optchar,
timeTuple.tm_year,
timeTuple.tm_yday,
setFile,
ext )
filename = os.path.join( path, subfolder, file )
fp = open( filename,'wb' )
self.blockIndex = 0
#guardando atributos
self.filename = filename
self.subfolder = subfolder
self.fp = fp
self.setFile = setFile
self.flagIsNewFile = 1
self.setFirstHeader()
print 'Writing the file: %s'%self.filename
self.__writeFirstHeader()
return 1
def setup(self, dataOut, path, blocksPerFile, profilesPerBlock=64, set=0, ext=None):
"""
Setea el tipo de formato en la cual sera guardada la data y escribe el First Header
Inputs:
path : el path destino en el cual se escribiran los files a crear
format : formato en el cual sera salvado un file
set : el setebo del file
Return:
0 : Si no realizo un buen seteo
1 : Si realizo un buen seteo
"""
if ext == None:
ext = self.ext
ext = ext.lower()
self.ext = ext
self.path = path
self.setFile = set - 1
self.blocksPerFile = blocksPerFile
self.profilesPerBlock = profilesPerBlock
self.dataOut = dataOut
if not(self.setNextFile()):
print "There isn't a next file"
return 0
self.setBlockDimension()
return 1
def run(self, dataOut, **kwargs):
if not(self.isConfig):
self.setup(dataOut, **kwargs)
self.isConfig = True
self.putData()