flask 0.12 版本 安装

ubuntu16.04

python -V
Python 2.7.12

pip install flask==0.12
Installing collected packages: MarkupSafe, Jinja2, Werkzeug, click, itsdangerous, flask
Successfully installed Jinja2-2.10.3 MarkupSafe-1.1.1 Werkzeug-0.16.0 click-7.0 flask-0.12 itsdangerous-1.1.0

Package Version

---

Click 7.0
Flask 0.12
itsdangerous 1.1.0
Jinja2 2.10.3
MarkupSafe 1.1.1
pip 19.3.1
setuptools 41.6.0
Werkzeug 0.16.0
wheel 0.33.6

windows 安装

C:\Python27
virtualenv -p C:\Python27\python.exe venv_py2
venv_py2\Scripts>activate
venv_py2\Scripts>activate
pip install flask==0.12

Package Version

---

Click 7.0
Flask 0.12
itsdangerous 1.1.0
Jinja2 2.10.3
MarkupSafe 1.1.1
pip 19.3.1
setuptools 41.6.0
Werkzeug 0.16.0
wheel 0.33.6

python -V
Python 2.7.13

Python 2.7.13

deactivate.bat