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Lets say x='1.34'. How can I check if the string x is a floating point number? 

The isnumeric() function does not work for float numbers.

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Best answer

Since there is a decimal point in the string, the isnumeric() function will return False. You can replace '.' with '0' to apply the isnumeric() function.

Here is an example:

>>> x='1.34'
>>> x.replace('.','0').isnumeric()
True


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