code: def _default(self, line):
          '''the default action assumes a line that is either a command (a 
             continuation of a previous, for example) or a comment.
            
             Parameters
             ==========
             line: the line from the recipe file to parse to INSTALL
          '''
          if line.strip().startswith('#'):
              return self._comment(line)
          self.install.append(linef _default(self, line):
          '''the default action assumes a line that is either a command (a 
             continuation of a previous, for example) or a comment.
            
             Parameters
             ==========
             line: the line from the recipe file to parse to INSTALL
          '''
          if line.strip().startswith('#'):
              return self._comment(line)
          self.install.append(line)
docs: the default action assumes a line that is either a command (a 
             continuation of a previous, for example) or a comment.
            
             Parameters
             ==========
             line: the line from the recipe file to parse to INSTALL