导出PDF文件内容有遮挡，md 文件windows系统保存出错

[yann0917]

导出PDF文件内容有遮挡，md 文件windows系统保存出错

[yann0917]

Describe the bug 1、Pdf文件会有banner在下方，挡住一部分文字，每一页都是如此，如

2、311课程MD下载不了，mp3 pdf正常。提示如下

C:\Users\Y>dedao-dl dl 311 -t 3 正在生成文件：【�[37;1m发刊词 | xxxxxx�[0m】 �[31;1m失败open output\XXX\MD/发刊词 | XXX.md: The filename, directory name, or volume label syntax is incorrect.�[0m Error: open output\XXX\MD/发刊词 | XXX.md: The filename, directory name, or volume label syntax is incorrect. Usage: dedao-dl dl [flags]

311 是什么课程，我没有这个课程，没法复现问题。

[newdhl]

311 是像证券交易员一样思考和行动

还有就是所有命令用在123课程上，都报错，在下载123课程之前，还成功下载过其他课程，提示如下：

C:\Users\Y>dedao-dl dl 123 -t 3 *注 mp3 pdf md都是这个提示
err2: services.ArticleList.List: []services.ArticleIntro: services.ArticleIntro.Video: []services.Video: services.Video.ListenProgress: assertInteger: can not decode float as int, error found in #10 byte of ...|ogress":25.07,"liste|..., bigger context ...|1115_audio":"","is_drm":false,"listen_progress":25.07,"listen_finished":false,"log_id":"301503048619|...Error: services.ArticleList.List: []services.ArticleIntro: services.ArticleIntro.Video: []services.Video: services.Video.ListenProgress: assertInteger: can not decode float as int, error found in #10 byte of ...|ogress":25.07,"liste|..., bigger context ...|1115_audio":"","is_drm":false,"listen_progress":25.07,"listen_finished":false,"log_id":"301503048619|...
Usage:
dedao-dl dl [flags]

C:\Users\Y>dedao-dl article -i 123
err2: services.ArticleList.List: []services.ArticleIntro: services.ArticleIntro.Video: []services.Video: services.Video.ListenProgress: assertInteger: can not decode float as int, error found in #10 byte of ...|ogress":25.07,"liste|..., bigger context ...|1115_audio":"","is_drm":false,"listen_progress":25.07,"listen_finished":false,"log_id":"301503048619|...Error: services.ArticleList.List: []services.ArticleIntro: services.ArticleIntro.Video: []services.Video: services.Video.ListenProgress: assertInteger: can not decode float as int, error found in #10 byte of ...|ogress":25.07,"liste|..., bigger context ...|1115_audio":"","is_drm":false,"listen_progress":25.07,"listen_finished":false,"log_id":"301503048619|...
Usage:
dedao-dl article [flags]

[yann0917]

学习进度怎么是小数，我这边都是整数，没发现这个问题。😢