Question

How to check if a string is float in Python

Answer 1

def is_float(s: str) -> bool:
    try:
        float(s)
        return True
    except ValueError:
        return False


s = "3.141592"
print(type(s))

f = float(s)
print(type(f))

print(is_float(s))

 
 
 
 
'''
run:
 
<class 'str'>
<class 'float'>
True

'''

 

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