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Python Python Basics (2015) Logic in Python Try and Except

Nico Romero
Nico Romero
1,365 Points
Posted by Nico Romero
Nico Romero
1,365 Points

Exceptions with floats and except ValueError, etc

Im having a hard time formatting my code correctly. It is asking that I use the try, except and else for exceptions, I have formatted them like the videos but I am still getting a try again. Any suggestions? Thank you!

trial.py 
def add(num1, num2):
try:
    a = float(num1)
    b = float(num2)
except ValueError:
    retun None
else:
    return a + b

1 Answer

Stuart Wright
Stuart Wright
41,119 Points
Stuart Wright
Stuart Wright
41,119 Points

Your code has two errors:

1 - typo 'retun' inside your except block.

2 - the entire body of the function needs to be indented.

def add(num1, num2):
    try:
        a = float(num1)
        b = float(num2)
    except ValueError:
        return None
    else:
        return a + b