util.py 文件源码

def __init__(self, selectable, equivalents=None,
                 chain_to=None, adapt_required=False,
                 include_fn=None, exclude_fn=None,
                 adapt_on_names=False,
                 allow_label_resolve=True,
                 anonymize_labels=False):
        ClauseAdapter.__init__(self, selectable, equivalents,
                               include_fn=include_fn, exclude_fn=exclude_fn,
                               adapt_on_names=adapt_on_names,
                               anonymize_labels=anonymize_labels)

        if chain_to:
            self.chain(chain_to)
        self.columns = util.populate_column_dict(self._locate_col)
        if self.include_fn or self.exclude_fn:
            self.columns = self._IncludeExcludeMapping(self, self.columns)
        self.adapt_required = adapt_required
        self.allow_label_resolve = allow_label_resolve
        self._wrap = None