old_contents: """
  ============================
  The brightest pixel location
  ============================
  
  How to find and overplot the location of the brightest pixel
  """
  import numpy as np
  import astropy.units as u
  import matplotlib.pyplot as plt
  from sunpy.data.sample import AIA_171_IMAGE
  import sunpy.map
  
  ###############################################################################
  # We first create the Map using the sample data and import the coordinate
  # functionality.
  aia = sunpy.map.Map(AIA_171_IMAGE)
  
  
  max_indices = np.unravel_index(aia.data.argmax(), aia.data.shape) * u.pixel
  
  hpc_max = aia.pixel_to_data(max_indices[1], max_indices[0])
  
  ###############################################################################
  # Let's now plot the results. We'll overlay the autogenerated SunPy lon/lat
  # grid as well for comparison.
  fig = plt.figure()
  ax = plt.subplot(projection=aia)
  aia.plot()
  ax.plot_coord(hpc_max)
  plt.show()
  
new_contents: """
  ============================
  The brightest pixel location
  ============================
  
  How to find and overplot the location of the brightest pixel
  """
  import numpy as np
  import astropy.units as u
  import matplotlib.pyplot as plt
  from sunpy.data.sample import AIA_171_IMAGE
  import sunpy.map
  
  ###############################################################################
  # We first create the Map using the sample data and import the coordinate
  # functionality.
  aia = sunpy.map.Map(AIA_171_IMAGE)
  
  
  max_indices = np.unravel_index(aia.data.argmax(), aia.data.shape) * u.pixel
  
  hpc_max = aia.pixel_to_data(max_indices[1], max_indices[0])
  
  ###############################################################################
  # Let's now plot the results. We'll overlay the autogenerated SunPy lon/lat
  # grid as well for comparison.
  fig = plt.figure()
  ax = plt.subplot(projection=aia)
  aia.plot()
  ax.plot_coord(hpc_max, 'bx')
  plt.show()
  
subject: Update brightness_pixel_location.py