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Python fixer_util.DoubleStar方法代码示例

本文整理汇总了Python中libfuturize.fixer_util.DoubleStar方法的典型用法代码示例。如果您正苦于以下问题:Python fixer_util.DoubleStar方法的具体用法?Python fixer_util.DoubleStar怎么用?Python fixer_util.DoubleStar使用的例子?那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在libfuturize.fixer_util的用法示例。


在下文中一共展示了fixer_util.DoubleStar方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Python代码示例。

示例1: transform

# 需要导入模块: from libfuturize import fixer_util [as 别名]
# 或者: from libfuturize.fixer_util import DoubleStar [as 别名]
def transform(self, node, results):
        params_rawlist = results[u"params"]
        for i, item in enumerate(params_rawlist):
            if item.type == token.STAR:
                params_rawlist = params_rawlist[i:]
                break
        else:
            return
        # params is guaranteed to be a list starting with *.
        # if fixing is needed, there will be at least 3 items in this list:
        # [STAR, COMMA, NAME] is the minimum that we need to worry about.
        new_kwargs = needs_fixing(params_rawlist)
        # new_kwargs is the name of the kwargs dictionary.
        if not new_kwargs:
            return
        suitify(node)

        # At this point, params_rawlist is guaranteed to be a list
        # beginning with a star that includes at least one keyword-only param
        # e.g., [STAR, NAME, COMMA, NAME, COMMA, DOUBLESTAR, NAME] or
        # [STAR, COMMA, NAME], or [STAR, COMMA, NAME, COMMA, DOUBLESTAR, NAME]

        # Anatomy of a funcdef: ['def', 'name', parameters, ':', suite]
        # Anatomy of that suite: [NEWLINE, INDENT, first_stmt, all_other_stmts]
        # We need to insert our new stuff before the first_stmt and change the
        # first_stmt's prefix.

        suite = node.children[4]
        first_stmt = suite.children[2]
        ident = indentation(first_stmt)

        for name, default_value in gen_params(params_rawlist):
            if default_value is None:
                suite.insert_child(2, Newline())
                suite.insert_child(2, String(_assign_template %{u'name':name, u'kwargs':new_kwargs}, prefix=ident))
            else:
                suite.insert_child(2, Newline())
                suite.insert_child(2, String(_else_template %{u'name':name, u'default':default_value}, prefix=ident))
                suite.insert_child(2, Newline())
                suite.insert_child(2, String(_if_template %{u'assign':_assign_template %{u'name':name, u'kwargs':new_kwargs}, u'name':name, u'kwargs':new_kwargs}, prefix=ident))
        first_stmt.prefix = ident
        suite.children[2].prefix = u""

        # Now, we need to fix up the list of params.

        must_add_kwargs = remove_params(params_rawlist)
        if must_add_kwargs:
            arglist = results[u'arglist']
            if len(arglist.children) > 0 and arglist.children[-1].type != token.COMMA:
                arglist.append_child(Comma())
            arglist.append_child(DoubleStar(prefix=u" "))
            arglist.append_child(Name(new_kwargs)) 
开发者ID:remg427,项目名称:misp42splunk,代码行数:54,代码来源:fix_kwargs.py


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