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Asked by Sanjay Last Modified
Answer 
total = 0
with open('input.txt', 'r') as inp, open('output.txt', 'w') as outp:
for line in inp:
try:
num = float(line)
total += num
outp.write(line)
except ValueError:
print('{} is not a number!'.format(line))
print('Total of all numbers: {}'.format(total))Related Questions
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