@property
    def leading_whitespace_in_current_line(self):
        current_line = self.current_line
        length = len(current_line) - len(current_line.lstrip())
        return current_line[:length]
The leading whitespace in the left margin of the current line.
dataset/ETHPy150Open jonathanslenders/python-prompt-toolkit/prompt_toolkit/document.py/Document.leading_whitespace_in_current_line