def getwaves(totalpath):
"""
This function finds and reads in all bamp files in the provided directory and returns
a list of all waves of type pwawave.wave after populating the needed data members of
each member.
Args:
totalPath (string): Directory to scan for *.bamp files.
Returns:
List of type pythonPWA.dataTypes.wave sorted by the 'filename' data member to ensure preserved ordering.
"""
wavelist = []
#filtering for bamp file types and populating bamplist
regexp = re.compile(".*(.bamp).*")
for files in os.listdir(totalpath):
if regexp.search(files):
#setting the beta value for the wave
idex = files.find(".bamp")
#setting the waves epsilon value
for b in range(len(files)):
if files[-int(b)] == '-':
epsilon = 0
break
if files[-int(b)] == '+':
epsilon = 1
break
wavelist.append(
wave(epsilon=epsilon,
complexamplitudes=readBamp(os.path.join(totalpath,
files)),
filename=files))
return sorted(wavelist, key=operator.attrgetter('filename'))
def getwaves(totalpath):
"""
This function finds and reads in all bamp files in the provided directory and returns
a list of all waves of type pwawave.wave after populating the needed data members of
each member.
Args:
totalPath (string): Directory to scan for *.bamp files.
Returns:
List of type pythonPWA.dataTypes.wave sorted by the 'filename' data member to ensure preserved ordering.
"""
wavelist=[]
#filtering for bamp file types and populating bamplist
regexp=re.compile(".*(.bamp).*")
for files in os.listdir(totalpath):
if regexp.search(files):
#setting the beta value for the wave
idex=files.find(".bamp")
#setting the waves epsilon value
for b in range(len(files)):
if files[-int(b)] == '-':
epsilon=0
break
if files[-int(b)] == '+':
epsilon=1
break
wavelist.append(wave(epsilon=epsilon,complexamplitudes=readBamp(os.path.join(totalpath,files)),filename=files))
return sorted(wavelist,key=operator.attrgetter('filename'))
def getwaves(totalpath):
"""
This function finds and reads in all bamp files in the provided directory an
d returns
a list of all waves of type pwawave.wave after populating the needed data me
mbers of
each member.
"""
wavelist=[]
#filtering for bamp file types and populating bamplist
regexp=re.compile(".*(.bamp).*")
for files in os.listdir(totalpath):
if regexp.search(files):
#setting the beta value for the wave
idex=files.find(".bamp")
#setting the waves epsilon value
for b in range(len(files)):
if files[-int(b)] == '-':
epsilon=0
break
if files[-int(b)] == '+':
epsilon=1
break
wavelist.append(wave(epsilon=epsilon,complexamplitudes=readBamp(os.path.join(totalpath,files))))
return wavelist
def getwaves(totalpath):
"""
This function finds and reads in all bamp files in the provided directory and returns
a list of all waves of type pwawave.wave after populating the needed data members of
each member.
"""
wavelist = []
#filtering for bamp file types and populating bamplist
regexp = re.compile(".*(.bamp).*")
for files in os.listdir(totalpath):
if regexp.search(files):
#setting the beta value for the wave
idex = files.find(".bamp")
#seting the waves epsilon value
bufferepsilon = files[idex - 4]
if bufferepsilon == "-":
epsilon = 0
if bufferepsilon == "+":
epsilon = 1
wavelist.append(
wave(epsilon=epsilon,
complexamplitudes=readBamp(os.path.join(totalpath,
files))))
return wavelist
def execute(self,directory,mcGamp,ampFile):
"""
Creates the weight file, gamp file, and acceptance mask for
specified wave.
"""
amps=readBamp(os.path.join(directory,ampFile+".bamp"))
nEvent=0
wtMax=0.
wtFile=os.path.join(directory,mcGamp+"."+ampFile+".wt")
output=open(wtFile,'w')
print "weight file:\t",wtFile
for amplitude in amps:
wt=numpy.real(amplitude*numpy.conjugate(amplitude))
if nEvent < 10:
print"wt ",wt
if wt>wtMax:
wtMax=wt
output.write(str(wt)+"\n")
nEvent+=1
print"Number of Events = ",nEvent,"\tMaximum weight=",wtMax
output.close()
print"select events"
fileBase=mcGamp
inputGampFile=os.path.join(directory,fileBase+".gamp")
inputPfFile=os.path.join(directory,fileBase+".pf")
fin=open(inputGampFile,'r')
pfin=open(inputPfFile,'r')
print"input gamp file=",inputGampFile," ",inputPfFile
outputGampFileRaw=os.path.join(directory,ampFile+".gamp")
outputPfFile=os.path.join(directory,ampFile+".pf")
outWt=open(outputGampFileRaw,'w')
outPf=open(outputPfFile,'w')
src=gampReader(fin)
pfSrc=pfin
fwt=open(wtFile,'r')
wtSrc=fwt
nout=0
n=0
for event in src.readGamp():
accFlag=int(pfSrc.readline())
n+=1
wt=float(wtSrc.readline())
r=randm(0.0,wtMax)
if wt>r:
event.writeGamp(outWt)
outPf.write(str(accFlag)+"\n")
nout+=1
outWt.close()
outPf.close()
print"# written ",nout," to file",outputGampFileRaw