code: def _compile(cls, lines):
          '''Return macro or block name from the current line.'''
          m = cls.RE_PASTE.match(lines.current)
          if m is None:
              raise MacroBlockUsageError(
                  'Incorrect macro or block usage at line {}, {}\nShould be '
                  'something like: #my_macro'.format(lines.pos, lines.current))
          return m.group(1f _compile(cls, lines):
          '''Return macro or block name from the current line.'''
          m = cls.RE_PASTE.match(lines.current)
          if m is None:
              raise MacroBlockUsageError(
                  'Incorrect macro or block usage at line {}, {}\nShould be '
                  'something like: #my_macro'.format(lines.pos, lines.current))
          return m.group(1)
docs: Return macro or block name from the current line.