flask jinja2 UnicodeDecodeError 解决方法

当有中文传递给jinja2模板会报如下错误：

UnicodeDecodeError: 'ascii' codec can't decode byte 0xe6 in position 0: ordinal not in range(128)文章源自运维生存时间-https://www.ttlsa.com/python/flask-jinja2-unicodedecodeerror-%e8%a7%a3%e5%86%b3%e6%96%b9%e6%b3%95/

解决方法：文章源自运维生存时间-https://www.ttlsa.com/python/flask-jinja2-unicodedecodeerror-%e8%a7%a3%e5%86%b3%e6%96%b9%e6%b3%95/

import sys文章源自运维生存时间-https://www.ttlsa.com/python/flask-jinja2-unicodedecodeerror-%e8%a7%a3%e5%86%b3%e6%96%b9%e6%b3%95/

reload(sys)文章源自运维生存时间-https://www.ttlsa.com/python/flask-jinja2-unicodedecodeerror-%e8%a7%a3%e5%86%b3%e6%96%b9%e6%b3%95/

sys.setdefaultencoding('utf-8')文章源自运维生存时间-https://www.ttlsa.com/python/flask-jinja2-unicodedecodeerror-%e8%a7%a3%e5%86%b3%e6%96%b9%e6%b3%95/ 文章源自运维生存时间-https://www.ttlsa.com/python/flask-jinja2-unicodedecodeerror-%e8%a7%a3%e5%86%b3%e6%96%b9%e6%b3%95/