print(stdized_data.X.dtypes)
    for element in stdized_data:
        if element != 0:
           log(element + 1)

        else:
            log(element + 2)

     ###################################OUTPUT################################
     float64

     --------------------------------------------------------------------------
     TypeError                           Traceback (most recent call last)
     <ipython-input-163-6e534ce31c6a> in <module>()
     9 for element in stdized_data:
     10     if element != 0:
---> 11         log(str(element) + 1)
     12
     13     else:

      TypeError: must be str, not int