Handling string-to-float conversions in Python can be tricky due to variations in locale settings, which define how numbers are formatted. For instance, some countries use a comma as the decimal ...

For complex string patterns, regular expressions (regex) can be powerful tools for pre-validation. Use regex to define a pattern that matches valid float representations before attempting conversion.

## if we want to do math we can't do it with strings, we need float or int. #print (int (z)*3) ## notice terminal {9} is z multiplied by 3. we can do this because we turned the z string into a ...