code: def i4_bit_hi1(n):
      # *****************************************************************************80
      #
      ## I4_BIT_HI1 returns the position of the high 1 bit base 2 in an integer.
      #
      #  Example:
      #
      #       N    Binary     BIT
      #    ----    --------  ----
      #       0           0     0
      #       1           1     1
      #       2          10     2
      #       3          11     2
      #       4         100     3
      #       5         101     3
      #       6         110     3
      #       7         111     3
      #       8        1000     4
      #       9        1001     4
      #      10        1010     4
      #      11        1011     4
      #      12        1100     4
      #      13        1101     4
      #      14        1110     4
      #      15        1111     4
      #      16       10000     5
      #      17       10001     5
      #    1023  1111111111    10
      #    1024 10000000000    11
      #    1025 10000000001    11
      #
      #  	Licensing:
      #
      #    		This code is distributed under the GNU LGPL license.
      #
      #  	Modified:
      #
      #    		26 Nov 2011
      #
      # 	Author:
      #
      # 		Original MATLAB version by John Burkardt.
      # 		PYTHON version by Corrado Chisari
      #               Modified by Jasper Snoek to scale to 1111 dimensions
      #
      #  	Parameters:
      #
      #    		Input, integer N, the integer to be measured.
      #    		N should be nonnegative.  If N is nonpositive, the value will always be 0.
      #
      #    		Output, integer BIT, the number of bits base 2.
      #
      i = math.floor(n)
      bit = 0
      while 1:
          if i <= 0:
              break
          bit += 1
          i = math.floor(i / 2.0)
      return bit
  
file_path: auptimizer/src/aup/Proposer/spearmint/sobol_lib.py
imports: from __future__ import print_function
  import math
  from numpy import *
label_desc: Use image node_id 1 for calling a global function with example usage: i4_bit_hi1(n) and returns: bit