code: def run(self):
          
          print('---- CUSTOM DEVELOP ----')
          _develop.run(self)
  
          # build documentation
          print('---- BUILDING DOCS ----')
          docdir = os.path.join(self.setup_path, 'pyshtools', 'doc')
          self.mkpath(docdir)
          doc_builder = os.path.join(self.setup_path, 'pyshtools',
                                     'make_docs.py')
          doc_source = '.'
          check_call([sys.executable, doc_builder, doc_source, self.setup_path])
  
          print('---- ALL DONE ----')
docs: Build the Fortran library, all python extensions and the docs.