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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def generate_help_text(self):
 """ generates the help text based on commands typed """

        param_descrip = example = ""
        self.description_docs = u''

        rows, _ = get_window_dim()
        rows = int(rows)

        param_args = self.completer.leftover_args
        last_word = self.completer.unfinished_word
        command = self.completer.current_command
        new_command = ' '.join([command, last_word]).strip()

        if not self.completer.complete_command and new_command in self.completer.command_description:
            command = new_command

        # get command/group help
        if self.completer and command in self.completer.command_description:
            self.description_docs = u'{}'.format(self.completer.command_description[command])

        # get parameter help if full command
        if self.completer and command in self.completer.command_param_info:
            param = param_args[-1] if param_args else ''
            param = last_word if last_word.startswith('-') else param

            if param in self.completer.command_param_info[command] and self.completer.has_description(
                    command + " " + param):
                param_descrip = ''.join([
                    param, ":", '\n', self.completer.param_description.get(command + " " + param, '')])

            if command in self.completer.command_examples:
                string_example = []
                for example in self.completer.command_examples[command]:
                    for part in example:
                        string_example.append(part)
                ''.join(string_example)
                example = self._space_examples(
                    self.completer.command_examples[command], rows, self.example_page)

        return param_descrip, example