btform

python web app forms tools

Code is extracted from web.py

install

easy_install btform

pip install btform

example of flask

#!/usr/bin/env python
#coding:utf-8

from flask import Flask
from flask import request
from btform import rules
import btform as form

app = Flask(__name__)

form1 = form.Form(
    form.Textbox("name",rules.is_alphanum2(6,32),description=""),
    form.Password("passwd",rules.is_alphanum2(6,32),description=""),
    form.Textarea("desc",rules.len_of(1,128),description="",rows="5",),
    form.Button("submit", type="submit",html="<b>submit</b>"),
)

def render_form(frm):
    return "<form action='/' method='POST'>%s</form>"%frm.render()

@app.route('/', methods=['POST', 'GET'])
def hello_world():
    iform = form1()
    if request.method == 'GET':
        return render_form(iform)
    elif request.method == 'POST':
        if not iform.validates(source=request.form): 
            return render_form(iform)
        else:
            return "ok"  

if __name__ == '__main__':
    app.run()