code: def well_row_name(x):
      """Return a well row name for the given zero-based index"""
      if x < 26:
          return chr(ord("A") + x)
      return chr(ord("A") + int(x / 26) - 1) + chr(ord("A") + x % 26)
  
imports: import multiprocessing
  import threading
  import traceback
  import matplotlib
  import matplotlib.backends.backend_wx
  import matplotlib.backends.backend_wxagg
  import matplotlib.cm
  import matplotlib.figure
  import numpy
  import wx
  import wx.grid
  import scyjava
label_desc: Use image node_id 1 for calling a global function with example usage: well_row_name(x) and returns: unknown, chr