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Python ops.is_term方法代碼示例

本文整理匯總了Python中pandas.core.computation.ops.is_term方法的典型用法代碼示例。如果您正苦於以下問題:Python ops.is_term方法的具體用法?Python ops.is_term怎麽用?Python ops.is_term使用的例子?那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在pandas.core.computation.ops的用法示例。


在下文中一共展示了ops.is_term方法的1個代碼示例,這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚,您的評價將有助於係統推薦出更棒的Python代碼示例。

示例1: prune

# 需要導入模塊: from pandas.core.computation import ops [as 別名]
# 或者: from pandas.core.computation.ops import is_term [as 別名]
def prune(self, klass):

        def pr(left, right):
            """ create and return a new specialized BinOp from myself """

            if left is None:
                return right
            elif right is None:
                return left

            k = klass
            if isinstance(left, ConditionBinOp):
                if (isinstance(left, ConditionBinOp) and
                        isinstance(right, ConditionBinOp)):
                    k = JointConditionBinOp
                elif isinstance(left, k):
                    return left
                elif isinstance(right, k):
                    return right

            elif isinstance(left, FilterBinOp):
                if (isinstance(left, FilterBinOp) and
                        isinstance(right, FilterBinOp)):
                    k = JointFilterBinOp
                elif isinstance(left, k):
                    return left
                elif isinstance(right, k):
                    return right

            return k(self.op, left, right, queryables=self.queryables,
                     encoding=self.encoding).evaluate()

        left, right = self.lhs, self.rhs

        if is_term(left) and is_term(right):
            res = pr(left.value, right.value)
        elif not is_term(left) and is_term(right):
            res = pr(left.prune(klass), right.value)
        elif is_term(left) and not is_term(right):
            res = pr(left.value, right.prune(klass))
        elif not (is_term(left) or is_term(right)):
            res = pr(left.prune(klass), right.prune(klass))

        return res 
開發者ID:Frank-qlu,項目名稱:recruit,代碼行數:46,代碼來源:pytables.py


注:本文中的pandas.core.computation.ops.is_term方法示例由純淨天空整理自Github/MSDocs等開源代碼及文檔管理平台,相關代碼片段篩選自各路編程大神貢獻的開源項目,源碼版權歸原作者所有,傳播和使用請參考對應項目的License;未經允許,請勿轉載。