text: #     Copyright 2018, Kay Hayen, mailto:kay.hayen@gmail.com
  #
  #     Python test originally created or extracted from other peoples work. The
  #     parts from me are licensed as below. It is at least Free Software where
  #     it's copied from other people. In these cases, that will normally be
  #     indicated.
  #
  #     Licensed under the Apache License, Version 2.0 (the "License");
  #     you may not use this file except in compliance with the License.
  #     You may obtain a copy of the License at
  #
  #         http://www.apache.org/licenses/LICENSE-2.0
  #
  #     Unless required by applicable law or agreed to in writing, software
  #     distributed under the License is distributed on an "AS IS" BASIS,
  #     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  #     See the License for the specific language governing permissions and
  #     limitations under the License.
  #
  import numpy as np
  
  def mandelbrot(z,maxiter):
      c = z
      for n in range(maxiter):
          if abs(z) > 2:
              return n
          z = z*z + c
      return maxiter
  
  def mandelbrot_set(xmin,xmax,ymin,ymax,width,height,maxiter):
      r1 = np.linspace(xmin, xmax, width)
      r2 = np.linspace(ymin, ymax, height)
      return [ mandelbrot(complex(r, i),maxiter) for r in r1 for i in r2 ]
  
  if __name__ == '__main__' :
      mandelbrot_set(-2.0,0.5,-1.25,1.25,1000,1000,80)
      # harder_stmt = 'mandelbrot_set(-0.74877,-0.74872,0.06505,0.06510,1000,1000,2048)'
  