def read(file):
before = time.clock()
reader = dataharvester.Reader_file(file)
for tuple in reader:
pass
secs = time.clock() - before
print file, " ", secs
def convert(infiles, outfile):
for i in infiles:
print i,
print "->", outfile
w = dataharvester.Writer_file(outfile)
for infile in infiles:
r = dataharvester.Reader_file(infile)
try:
while True:
tpl = r.next()
w.save(tpl)
except StopIteration, e:
pass
#!/usr/bin/python
import dataharvester
r=dataharvester.Reader_file ( "bla.sqlite" )
for tuple in r:
for row in tuple:
for data in row:
print data,"=",row[data]
#!/usr/bin/python
""" Get the primary vertices out of a CMSSW file!
"""
import dataharvester, sys
file="100vtces.root"
dh=dataharvester.Reader_file ( file )["Events"]
ctr=0
for event in dh:
vertices=event["recoVertexs_offlinePrimaryVerticesFromCTFTracks__combinedsv"]["obj"]
for vertex in vertices:
print ctr,vertex
ctr=ctr+1
if ctr>1:
sys.exit(0)
t["id"]=23
t.describe("Unique ids","id")
t["Vertex:x"]=3.
t.describe("Reconstructed vertex","Vertex")
t.describe("x coordinate of reconstructed vertex","Vertex:x")
t.fill("Vertex")
t.fill()
print t[0]
# print "Now we manipulate!"
# expressor.manipulate ( t )
writer.save ( t )
dataharvester.Writer_close()
print
print "Now we read!"
reader=dataharvester.Reader_file ( file )
for tuple in reader:
# collector.manipulate ( tuple )
print tuple
for row in tuple:
print row
# print "row(Vertex)="
# print row["Vertex"]
# print row["Vertex"][0]
# print "row(id)=",row["id"]