我在终端中运行这行代码时遇到问题:
$ sudo python app.py
跟踪是:
Traceback (most recent call last):
File "app.py", line 7, in <module>
APP = flask.Flask(__name__)
NameError: name 'flask' is not defined
sudo pip安装烧瓶
Requirement already satisfied (use --upgrade to upgrade): flask in
/usr/local/lib/python2.7/dist-packages
Requirement already satisfied (use --upgrade to upgrade): Werkzeug>=0.7 in
/usr/local/lib/python2.7/dist-packages (from flask)
Requirement already satisfied (use --upgrade to upgrade): Jinja2>=2.4 in
/usr/local/lib/python2.7/dist-packages (from flask)
Requirement already satisfied (use --upgrade to upgrade):
itsdangerous>=0.21 in /usr/local/lib/python2.7/dist-packages (from flask)
Requirement already satisfied (use --upgrade to …