code: def main():
      fig = plt.figure(figsize=[8, 8])
      ax = fig.add_subplot(1, 1, 1, projection=ccrs.SouthPolarStereo())
  
      ax.coastlines()
      ax.gridlines()
      ax.stock_img()
  
      # Generate a matplotlib path representing the character "C".
      fp = FontProperties(family="DejaVu Sans", weight="bold")
      logo_path = matplotlib.textpath.TextPath(
          (-4.5e7, -3.7e7), "C", size=103250000, prop=fp
      )
  
      # Add the path as a patch, drawing black outlines around the text.
      patch = matplotlib.patches.PathPatch(
          logo_path,
          facecolor="white",
          edgecolor="black",
          linewidth=10,
          transform=ccrs.SouthPolarStereo(),
      )
      ax.add_patch(patch)
      plt.show()
  
imports: from matplotlib.font_manager import FontProperties
  import matplotlib.patches
  import matplotlib.pyplot
  import matplotlib.textpath
  import cartopy.crs
label_desc: Use image node_id 1 for calling a global function with example usage: main() without return types