def has_match_at_current_position(self, sub):
        return self.text.find(sub, self.cursor_position) == self.cursor_position
Iterate over columns of a matrix.
dataset/ETHPy150Open jonathanslenders/python-prompt-toolkit/prompt_toolkit/document.py/Document.has_match_at_current_position--crossover with--dataset/ETHPy150Open scikit-learn/scikit-learn/sklearn/feature_selection/mutual_info_.py/_iterate_columns