doctest.py 文件源码

def run(self):
        # use ordinary docutils nodes for test code: they get special attributes
        # so that our builder recognizes them, and the other builders are happy.
        code = '\n'.join(self.content)
        test = None
        if self.name == 'doctest':
            if '<BLANKLINE>' in code:
                # convert <BLANKLINE>s to ordinary blank lines for presentation
                test = code
                code = blankline_re.sub('', code)
            if doctestopt_re.search(code):
                if not test:
                    test = code
                code = doctestopt_re.sub('', code)
        nodetype = nodes.literal_block
        if self.name in ('testsetup', 'testcleanup') or 'hide' in self.options:
            nodetype = nodes.comment
        if self.arguments:
            groups = [x.strip() for x in self.arguments[0].split(',')]
        else:
            groups = ['default']
        node = nodetype(code, code, testnodetype=self.name, groups=groups)
        set_source_info(self, node)
        if test is not None:
            # only save if it differs from code
            node['test'] = test
        if self.name == 'testoutput':
            # don't try to highlight output
            node['language'] = 'none'
        node['options'] = {}
        if self.name in ('doctest', 'testoutput') and 'options' in self.options:
            # parse doctest-like output comparison flags
            option_strings = self.options['options'].replace(',', ' ').split()
            for option in option_strings:
                if (option[0] not in '+-' or option[1:] not in
                        doctest.OPTIONFLAGS_BY_NAME):
                    # XXX warn?
                    continue
                flag = doctest.OPTIONFLAGS_BY_NAME[option[1:]]
                node['options'][flag] = (option[0] == '+')
        return [node]