< 폴더 경로 >
app.py파일을 실행하면 student_info.db 파일이 생성된다.
< new.html >
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<!DOCTYPE html>
<html>
<body>
<h3>Students - Flask SQLAlchemy example</h3>
<hr/>
<form action = "{{ request.path }}" method = "post">
<label for = "name">Name</label><br>
<input type = "text" name = "name" placeholder = "Name" /><br>
<label for = "city"">City</label><br>
<input type = "text" name = "city" placeholder = "city" /><br>
<label for = "addr">Addr</label><br>
<textarea name = "addr" placeholder = "addr"></textarea><br>
<label for = "PIN">PIN</label><br>
<input type = "text" name = "pin" placeholder = "pin" /><br>
<input type = "submit" value = "Submit" />
</form>
</body>
</html>
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< show_all.html >
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<!DOCTYPE html>
<html lang = "en">
<head></head>
<body>
<h3>
<a href = "{{ url_for('show_all') }}">Comments - Flask SQLAlchemy example</a>
</h3>
<hr/>
{%- for message in get_flashed_messages() %}
{{ message }}
{%- endfor %}
<h3>Students (<a href = "{{ url_for('new') }}">Add Student
</a>)</h3>
<table border="1">
<thead>
<tr>
<th>Name</th>
<th>City</th>
<th>Address</th>
<th>Pin</th>
</tr>
</thead>
<tbody>
{% for student in students %}
<tr>
<td>{{ student.name }}</td>
<td>{{ student.city }}</td>
<td>{{ student.addr }}</td>
<td>{{ student.pin }}</td>
</tr>
{% endfor %}
</tbody>
</table>
</body>
</html>
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< app.py >
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from flask import Flask, request, flash
from flask import url_for, redirect, render_template
from flask_sqlalchemy import SQLAlchemy
app = Flask(__name__)
app.config['SQLALCHEMY_DATABASE_URI'] = 'sqlite:///student_info.db' #가상의 db생성
app.config['SQLALCHEMY_TRACK_MODIFICATIONS'] = False
app.config['SECRET_KEY'] = "random string"
db = SQLAlchemy(app)
class students(db.Model):
#db스키마 지정
id = db.Column('student_id', db.Integer, primary_key = True)
name = db.Column(db.String(100))
city = db.Column(db.String(50))
addr = db.Column(db.String(200))
pin = db.Column(db.String(10))
def __init__(self, name, city, addr, pin):
self.name = name
self.city = city
self.addr = addr
self.pin = pin
@app.route('/')
def show_all():
return render_template('show_all.html', students = students.query.all() )
@app.route('/new', methods = ['GET', 'POST'])
def new():
if request.method == 'POST':
student = students(request.form['name'], request.form['city'],
request.form['addr'], request.form['pin'])
db.session.add(student)
db.session.commit()
flash('Record was successfully added')
return redirect(url_for('show_all'))
return render_template('new.html')
if __name__ == '__main__':
db.create_all()
app.run(host='0.0.0.0', port = 80, debug = True)
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실행 첫 화면에서는 테이블에 데이터가 없다.
Add Student를 눌러 데이터를 입력하면,
테이블에 데이터가 들어간 것을 확인 할 수 있다.
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