Answers for "convert element in 2d list from float to int"

convert python float list to 2 digit

my_list = [0.30000000000000004, 0.5, 0.20000000000000001]
my_formatted_list = [ '%.2f' % elem for elem in my_list ]

convert 2d string array to float python

import numpy as np

a = ['0.1234', '12345.6789']
a = a.astype(np.float)
print(a)
# Output : [0.1234, 12345.6789]