在安装pandas后遇到的问题

在完成pandas的安装后，实际使用过程中发现需要对numpy进行升级。当前系统默认搭载的numpy版本为1.12.1，通过运行 pip install -U numpy 命令后，成功完成了版本的更新。

Traceback (most recent call last):
File "D:\Anaconda3\lib\site-packages\IPython\core\interactiveshell.py", line 2881, in run_code
exec(code_obj, self.user_global_ns, self.user_ns)
File "", line 1, in
import pandas
File "D:\PyCharm Community Edition 2019.2\helpers\pydev_pydev_bundle\pydev_import_hook.py", line 21, in do_import
module = self.system_import(name, *args, **kwargs)
File "D:\Anaconda3\lib\site-packages\pandas_init.py", line