code: def copy_version_to_package(path):
      
      init_file = os.path.join(path, "__init__.py")
      with open(init_file, "r") as original_file:
          lines = original_file.readlines()
  
      with open(init_file, "w") as new_file:
          for line in lines:
              if "__version__" not in line:
                  new_file.write(line)
              else:
                  new_file.write("__version__ = \"{}\"\n".format(VERSION))
docs: Copy the single source of truth version number into the package as well.