def start(self, verbose=None, end_in_new_line=None):
if self._start_time is not None and self._end_time is None:<EOL><INDENT>return self<EOL><DEDENT>if verbose is None:<EOL><INDENT>verbose = self.verbose_start<EOL><DEDENT>if verbose:<EOL><INDENT>if end_in_new_line is None:<EOL><INDENT>end_in_new_line = self.end_in_new_line<EOL><DEDENT>if end_in_new_line:<EOL><INDENT>self.log(self.description)<EOL><DEDENT>else:<EOL><INDENT>self.log(self.description, end="<STR_LIT>", flush=True)<EOL><DEDENT><DEDENT>self._end_time = None<EOL>self._start_time = datetime.datetime.now()<EOL>return self<EOL>
Start the stopwatch if it is paused.

        If the stopwatch is already started, then nothing will happen.

        Parameters
        ----------
        verbose : Optional[bool]
            Wether to log. If `None`, use `verbose_start` set during initialization.
        end_in_new_line : Optional[bool]]
            If `False`, prevent logging the trailing new line. If `None`, use
            `end_in_new_line` set during initialization.