gen_exercises.py


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from string import Template
import sys

with open(sys.argv[1]) as fh:
    template = Template(fh.read())

for i in xrange(1, 11):
    lh = "lh" + str(i) + ".ily"
    rh = "rh" + str(i) + ".ily"
    with open(str(i) + ".ily", "w") as fh:
        fh.write(template.substitute(title=i, lh=lh, rh=rh))