Question

How to represent decimal values with decimal class in Python

Answer 1

import decimal

fmt = '{0:<10} {1:<10}'

print(fmt.format(12, decimal.Decimal(12)))

print(fmt.format('3.14159', decimal.Decimal('3.14159')))

print(fmt.format(repr(0.3), decimal.Decimal(str(0.3))))

print('{:<0.23} {:<19}'.format(0.3, str(decimal.Decimal.from_float(0.3))[:19]))




'''
run:

12         12
3.14159    3.14159
0.3        0.3
0.29999999999999998889777 0.29999999999999998
 
'''

 

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