formatter.py 文件源码

def get_terminal_size():
        size = namedtuple("_", ["rows", "columns"])
        try:
            rows, columns = subprocess.check_output(
                ['stty', 'size'],
                stderr=subprocess.STDOUT
            ).split()
            return size(rows=int(rows), columns=int(columns))
        # this won't work
        # - on windows (FileNotFoundError/OSError)
        # - python 2.6 (AttributeError)
        # - if the output is somehow mangled (ValueError)
        except (ValueError, FileNotFoundError, OSError,
                AttributeError, subprocess.CalledProcessError):
            return size(rows=0, columns=0)