Line 21 you are trying to cast the string lst to float, but it's a string of numbers, like '1 2 3 5 11'. An example of string to int conversion A demo of string to float conversion (Both of these examples are explained below along with list comprehensions and using base 16, 36 etc. How to use two different datasets as train and test sets? ValueError: could not convert string Though i am not sure but the problem starts when you split it.Because after splitting it will convert into a list with all the elements bound in quotes i.e, converted to strings.So i think u need to convert them to float first. This can be done with the following line (everything else is kept as you write): There is already string.atof and locale.atof for handling different decimals points. "could not convert string to float:" this string can be converted بسم الله الرحمن الرحيم while this string can't بِسْمِ اللَّهِ الرَّحْمَنِ الرَّحِيمِ I have a (2M, 23) dimensional numpy array X. ValueError: could not convert string to float: '10:00:00' when trying to backtest on intraday data. If you want to catch that line, try this code. 1. Type(Y) i get numpy.ndarray. ValueError: could not convert string to float: → ValueError: could not convert string to float. could not convert string to float: '0,00' Subscribe. When you try it in Though not the best solution, I found some success by converting it into pandas dataframe and working along. f = (float)Convert.ToDouble(tmpString); now, depending on the format used inbetween the value tag either 1.1 or 1,1 , the conversion does not work. Since in my code, if i do it manualy i use the "." 3. array([['143347', '1325', '28.19148936', ..., '61', '0', '0'], ['50905', '0', '0', ..., '110', '0', '0'], ['143899', '1325', '28.80434783', ..., '61', '0', '0'], ..., ['85', '0', '0', ..., '1980', ' I am getting some data from GPS. Float() This function is used to convert any data type to a floating-point number. Partage. python. TypeError: float() argument must be a string or a number, not 'function' 0. np.loadtxt function showing error, could not convert string to float: '“Date”' 2. can be seen. Copy link AshwinRaikar88 commented Nov 18, 2020. HugoAloche4 25 juillet 2019 à 18:18:01. I want something like. ValueError: could not convert string to float: ' ', Though not the best solution, I found some success by converting it into pandas dataframe and working along. Posts: 9. asked Mar 22 '18 at 15:28. And this is generally a good first step you can take to further explore your data. Notice how pd.to_numeric silently converts your illegal string as NaN when it doesn’t know what numeric value it corresponds to. Hi Mavic, It seems that ‘155,89’ has a comma instead of a period as the decimal separator which is why float conversion won’t work. It has a dtype of

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