[Python] locale.Error: unsupported locale setting

環境：

ubuntu 16.04

在執行pip 指令：

python3 -m pip install mysql-connector-python

遇到報錯：

Traceback (most recent call last):
   File "/usr/lib/python3.5/runpy.py", line 184, in _run_module_as_main
     "main", mod_spec)
   File "/usr/lib/python3.5/runpy.py", line 85, in _run_code
     exec(code, run_globals)
   File "/usr/lib/python3/dist-packages/pip/main.py", line 19, in 
     sys.exit(pip.main())
   File "/usr/lib/python3/dist-packages/pip/init.py", line 215, in main
     locale.setlocale(locale.LC_ALL, '')
   File "/usr/lib/python3.5/locale.py", line 594, in setlocale
     return _setlocale(category, locale)
 locale.Error: unsupported locale setting

服用下列指令：

export LC_ALL="en_US.UTF-8"
export LC_CTYPE="en_US.UTF-8"
sudo dpkg-reconfigure locales