首先安装pyenv
macname@MacdeMacBook-Pro Desktop % mkdir fish
macname@MacdeMacBook-Pro Desktop % cd fish
macname@MacdeMacBook-Pro fish % pip3 install pipenv
Collecting pipenv
Downloading https://files.pythonhosted.org/packages/13/b4/3ffa55f77161cff9a5220f162670f7c5eb00df52e00939e203f601b0f579/pipenv-2018.11.26-py3-none-any.whl (5.2MB)
|████████████████████████████████| 5.2MB 10kB/s
Requirement already satisfied: setuptools>=36.2.1 in /Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages (from pipenv) (40.8.0)
Collecting virtualenv-clone>=0.2.5
Downloading https://files.pythonhosted.org/packages/83/b8/cd931487d250565392c39409117436d910232c8a3ac09ea2fb62a6c47bff/virtualenv_clone-0.5.4-py2.py3-none-any.whl
Requirement already satisfied: pip>=9.0.1 in /Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages (from pipenv) (19.3.1)
Requirement already satisfied: virtualenv in /Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages (from pipenv) (16.7.4)
Requirement already satisfied: certifi in /Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages (from pipenv) (2019.11.28)
Installing collected packages: virtualenv-clone, pipenv
Successfully installed pipenv-2018.11.26 virtualenv-clone-0.5.4
WARNING: You are using pip version 19.3.1; however, version 20.0.2 is available.
You should consider upgrading via the 'pip install --upgrade pip' command.
macname@MacdeMacBook-Pro fish % pipenv install
Creating a virtualenv for this project…
Pipfile: /Users/macname/Desktop/fish/Pipfile
Using /Library/Frameworks/Python.framework/Versions/3.7/bin/python3.7 (3.7.4) to create virtualenv…
⠙ Creating virtual environment...Already using interpreter /Library/Frameworks/Python.framework/Versions/3.7/bin/python3.7
Using base prefix '/Library/Frameworks/Python.framework/Versions/3.7'
New python executable in /Users/macname/.local/share/virtualenvs/fish-TU8Iv3va/bin/python3.7
Also creating executable in /Users/macname/.local/share/virtualenvs/fish-TU8Iv3va/bin/python
Installing setuptools, pip, wheel...
done.
✔ Successfully created virtual environment!
Virtualenv location: /Users/macname/.local/share/virtualenvs/fish-TU8Iv3va
Creating a Pipfile for this project…
Pipfile.lock not found, creating…
Locking [dev-packages] dependencies…
Locking [packages] dependencies…
Updated Pipfile.lock (a65489)!
Installing dependencies from Pipfile.lock (a65489)…
???? ▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉ 0/0 — 00:00:00
To activate this project's virtualenv, run pipenv shell.
Alternatively, run a command inside the virtualenv with pipenv run.
macname@MacdeMacBook-Pro fish % pipenv shell
Launching subshell in virtual environment…
. /Users/macname/.local/share/virtualenvs/fish-TU8Iv3va/bin/activate
macname@MacdeMBP fish % . /Users/macname/.local/share/virtualenvs/fish-TU8Iv3va/bin/activate
(fish) macname@MacdeMBP fish %
(fish) macname@MacdeMBP fish % pip3 list
Package Version
---------- -------
pip 20.0.2
setuptools 46.1.3
wheel 0.34.2
(fish) macname@MacdeMBP fish % pip list
Package Version
---------- -------
pip 20.0.2
setuptools 46.1.3
wheel 0.34.2
(fish) macname@MacdeMBP fish %
(fish) macname@MacdeMBP fish % pip -V
pip 20.0.2 from /Users/macname/.local/share/virtualenvs/fish-TU8Iv3va/lib/python3.7/site-packages/pip (python 3.7)
(fish) macname@MacdeMBP fish %
安装flask,flask_restful
(fish) macname@MacdeMBP fish % pipenv install flask Installing flask… Adding flask to Pipfile's [packages]… ✔ Installation Succeeded Pipfile.lock (662286) out of date, updating to (a65489)… Locking [dev-packages] dependencies… Locking [packages] dependencies… ✔ Success! Updated Pipfile.lock (662286)! Installing dependencies from Pipfile.lock (662286)… ???? ▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉ 6/6 — 00:00:01 (fish) macname@MacdeMBP fish % (fish) macname@MacdeMBP fish % pipenv install flask_restful Installing flask_restful… Adding flask_restful to Pipfile's [packages]… ✔ Installation Succeeded Pipfile.lock (4d9cf9) out of date, updating to (662286)… Locking [dev-packages] dependencies… Locking [packages] dependencies… ✔ Success! Updated Pipfile.lock (4d9cf9)! Installing dependencies from Pipfile.lock (4d9cf9)… ???? ▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉ 10/10 — 00:00:02 (fish) macname@MacdeMBP fish %
使用pycharm打开fish文件夹，新建一个fisher.py文件
from flask import Flask
from flask_restful import Api,Resource
app = Flask(__name__)
api = Api(app)
class HelloWorld(Resource):
def get(self):
return {'hello': 'world'}
api.add_resource(HelloWorld, '/')
if __name__ == '__main__':
app.run(debug=True)
命令行运行
(fish) macname@MacdeMBP fish % python3 fisher.py * Serving Flask app "fisher" (lazy loading) * Environment: production WARNING: This is a development server. Do not use it in a production deployment. Use a production WSGI server instead. * Debug mode: on * Running on http://127.0.0.1:5000/ (Press CTRL+C to quit) * Restarting with stat * Debugger is active! * Debugger PIN: 315-121-294
打开浏览器
测试
from flask import Flask app = Flask(__name__) app.run()
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