Python generators and itertools.izip

generator_while.py

"""http://docs.python.org/library/itertools.html#itertools.izip"""
#thanks Brent Pedersen	


vcf_gen1=vcfobj1.yieldVcfRecordwithGenotypes(vcfh1)
vcf_gen2=vcfobj1.yieldVcfRecordwithGenotypes(vcfh2)

  
for vrec1, vrec2 in itertools.izip(vcf_gen1, vcf_gen2):
    print vrec1.toStringwithGenotypes()
    print vrec2.toStringwithGenotypes()

import itertools

for vrec1, vrec2 in itertools.izip(vcf_gen1, vcf_gen2):
     # do stuff