code: def hamming(size):
      window = []
      for i in range(size):
          window.append(
              0.53836
              - 0.46164
              * math.cos((2.0 * math.pi * float(i)) / (size - 1.0))
          )
      return window
  
file_path: essentia/test/src/unittests/standard/test_windowing.py
imports: from essentia_test import *
  import math
label_desc: Use image node_id 1 for calling a global function with example usage: hamming(size) and returns: window