simple class for using clipboard in NT OS (Windows), supporting copied files (paths)

nt_clipboard.py

class Clipboard:
    import win32clipboard as wcb
    cf_dict = {n.lstrip('CF_'): m for n, m in inspect.getmembers(wcb) if n.startswith('CF_')}

    def __enter__(self):
        self.open()
        return self

    def __exit__(self, exc_type, exc_val, exc_tb):
        self.close()

    def open(self):
        self.wcb.OpenClipboard()

    def close(self):
        self.wcb.CloseClipboard()

    def valid_format(self, x: str or int):
        """get valid clipboard format ('CF_*')"""
        if isinstance(x, int):
            pass
        elif isinstance(x, str):
            x = x.upper()
            if not x.startswith('x_'):
                x = 'CF_' + x
            x = getattr(self.wcb, x)
        else:
            raise TypeError("'{}' is not str or int".format(x))
        return x

    def clear(self):
        return self.wcb.EmptyClipboard()

    def set(self, data, cf=wcb.CF_UNICODETEXT):
        cf = self.valid_format(cf)
        return self.wcb.SetClipboardData(cf, data)

    def set_text(self, text):
        return self.wcb.SetClipboardText(text)

    def get(self, cf=wcb.CF_UNICODETEXT):
        cf = self.valid_format(cf)
        if self.wcb.IsClipboardFormatAvailable(cf):
            data = self.wcb.GetClipboardData(cf)
        else:
            data = None
        return data

    def get_paths(self):
        """of copied files"""
        paths = self.get(self.wcb.CF_HDROP)
        if paths:
            return list(paths)
        else:
            return []

    def get_all(self):
        d = {}
        for k, v in self.cf_dict.items():
            d[k] = self.get(v)
        return d