安装pdfminer模块：
pip install pdfminer3k
安装docx模块：
https://www.lfd.uci.edu/~gohlke/pythonlibs/ 下载 python_docx‑0.8.10‑py2.py3‑none‑any.whl
安装 pip install python_docx‑0.8.10‑py2.py3‑none‑any.whl
https://blog.csdn.net/Initiallysunny/article/details/79960838