“Penanganan nilai kesalahan” Kode Jawaban

Penanganan nilai kesalahan

def conv(s):
    try:
        s=float(s)
    except ValueError:
        pass    
    return s

print [conv(s) for s in ['1.1','bls','1','nan', 'not a float']] 
# [1.1, 'bls', 1.0, nan, 'not a float']